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Locating an IP Address
You may hear the term IP address as it relates to online activity. Learn how to locate your IP address or someone else’s IP address when necessary.
What Is an IP Address?
IP stands for “internet protocol.” An IP address identifies your computer or your device by an internet number in much the same way your house or apartment has a number that identifies it on your street. Your IP address enables you to have a connection to the internet by following the set protocols and specifications set up for these connections.
A common type of IP address is known as an IPv4 address. This IP address has four three-digit numbers separated by dots. Without your IP address, you can’t connect to the internet, send information or retrieve information. A newer type of IP address is called the IPv6 address. This IP address has eight separate clusters of four hexadecimal digits, separated by colons.
Why Find an IP Address?
If you know someone’s IP address, you can discover some information. An IP address won’t show someone’s name, phone number or exact physical location, but it should reveal the general geographic area. The geographic location revealed by an IP address look-up may be very close to the user’s location, or it might be hundreds of miles away. An IP address will show the internet service provider used as well. Law enforcement typically looks up IP addresses to find ISP information. An online retailer will often use an IP look-up tool to make sure that consumers placing orders are located in the general vicinity of the mailing address associated with a credit card. An IP address can also verify someone’s general vicinity if fraud is a possibility.
How to Locate an IP Address on a Website
You have a couple of options for finding an IP address associated with a website. On a Windows operating system, open the command prompt and enter “ping” and the web address of the website. Click “enter” and your computer will search for the IP address to display it. Once you have the IP address, use an IP look-up tool to get more information. Navigate to a website such as “WhatismyIPaddress.com” and enter the IP address in the search field to see information about the general vicinity of the IP address.
What’s My IP Address?
If you’re curious about your own IP address, you can use the IP look-up tool to learn your own number. Again, navigating to a website such as “WhatismyIPaddress.com” will get you the information you want. Once on the website, the tool will detect your IP address and display the number.
Get an IP Address From an Email
If you get an email and you want to know the IP address of the sender, you can check the header to find out. Most email browsers have an option to display email headers. With an email message open, look for a setting option called “headers” or “internet headers.” Once you find it and turn it on, identifying information for the email message will display, including the sender’s IP address. Some people will modify email header information, so it’s smart to verify an IP address by using the command prompt ping process.
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Cisco 800M Series ISR Software Configuration Guide
Bias-free language.
The documentation set for this product strives to use bias-free language. For the purposes of this documentation set, bias-free is defined as language that does not imply discrimination based on age, disability, gender, racial identity, ethnic identity, sexual orientation, socioeconomic status, and intersectionality. Exceptions may be present in the documentation due to language that is hardcoded in the user interfaces of the product software, language used based on RFP documentation, or language that is used by a referenced third-party product. Learn more about how Cisco is using Inclusive Language.
- Cisco 800M Series Integrated Services Routers Overview
Basic Router Configuration
- Configuring 3G Wireless WAN
- Configuring the Serial Interface
- Configuring Ethernet Switch Ports
- Configuring Security Features
- Configuring QoS
- Configuring Network Management Features
- Configuring IP Addressing and IP Services Features

Chapter: Basic Router Configuration
Configuring global parameters, configuring gigabit ethernet wan interfaces, example: configuring the loopback interface, verifying the loopback interface configuration, configuring command-line access, configuring gigabit ethernet lan interfaces, example: configuring static routes, verifying configuration, example: rip configuration, verifying rip configuration, example: configuring eigrp, verifying eigrp configuration, push button behavior during rommon initialization, push button behavior when ios is up and running.
This module provides basic configuration procedures for the Cisco 800M Series ISR and contains the following sections.
Configuring a Loopback Interface
Configuring static routes, configuring dynamic routes, configuring image and configuration recovery using the push button, configuring 800m series isr using zero touch deployment.
To configure the global parameters for your router, follow these steps.
SUMMARY STEPS
Detailed steps.
You can connect WAN interfaces either by using straight polarity connectors or reversed polarity connectors.
- Straight Polarity: If Mag-jack RJ45 connector has a dot or digit marked on front housing, it can be used with any type of cables.
- Reversed Polarity: If Mag-jack RJ45 connector has no dots or digit marked on front housing, it can be used with coupler and short cable (Cat5E UTP cable) to connect other devices which doesn’t support auto polarity correction.
To configure Gigabit Ethernet (GE) WAN interfaces, follow these steps, beginning in global configuration mode.
The loopback interface acts as a placeholder for the static IP address and provides default routing information.
To configure a loopback interface, follow these steps, beginning in global configuration mode.
The loopback interface in this sample configuration is used to support Network Address Translation (NAT) on the virtual-template interface. This configuration example shows the loopback interface configured on the gigabit ethernet interface with an IP address of 200.200.100.1/24, which acts as a static IP address. The loopback interface points back to virtual-template1, which has a negotiated IP address.
To verify that you have properly configured the loopback interface, enter the show interface loopback command as shown in the following example.
You can lso verify the loopback interface by using the ping command as shown in the following example.
To configure parameters to control access to the router, perform the following steps.
To manually configure Gigabit Ethernet (GE) LAN interfaces, follow these steps, beginning in global configuration mode.
Static routes provide fixed routing paths through the network. They are manually configured on the router. If the network topology changes, the static route must be updated with a new route. Static routes are private routes unless they are redistributed by a routing protocol.
To configure static routes, perform these steps in global configuration mode.
In the following configuration example, the static route sends out all IP packets with a destination IP address of 192.168.1.0 and a subnet mask of 255.255.255.0 on the Gigabit Ethernet interface to another device with an IP address of 10.10.10.2. Specifically, the packets are sent to the configured PVC.
You do not need to enter the command marked “(default).” This command appears automatically in the configuration file generated when you use the show running-config command.
To verify that you have properly configured static routing, enter the show ip route command and look for static routes signified by the “S.”
You should see verification output similar to the following:
In dynamic routing, the network protocol adjusts the path automatically, based on network traffic or topology. Changes in dynamic routes are shared with other routers in the network.
The Cisco routers can use IP routing protocols, such as Routing Information Protocol (RIP) or Enhanced Interior Gateway Routing Protocol (EIGRP), to learn routes dynamically. You can configure either of these routing protocols on your router.
- “Configuring Routing Information Protocol” section
- “Configuring Enhanced Interior Gateway Routing Protocol” section
Configuring Routing Information Protocol
To configure the RIP routing protocol on the router, follow these steps, beginning in global configuration mode.
The following configuration example shows RIP version 2 enabled in IP network 10.0.0.0 and 192.168.1.0.
To see this configuration, use the show running-config command from privileged EXEC mode.
To verify that you have properly configured RIP, enter the show ip route command and look for RIP routes signified by “R” as shown in this example.
Configuring Enhanced Interior Gateway Routing Protocol
To configure Enhanced Interior Gateway Routing Protocol (EGRP), perform these steps.
This configuration example shows the EIGRP routing protocol enabled in IP networks 192.145.1.0 and 10.10.12.115. The EIGRP autonomous system number is 109.
To see this configuration use the show running-config command, beginning in privileged EXEC mode.
To verify that you have properly configured EIGRP, enter the show ip route command, and look for EIGRP routes indicated by “D “ as shown in the following example:
A push or reset button is available on the rear side of the Cisco 800M Series ISR and it is designed to provide a disaster recovery method for the router.
Push button can be useful for recovery during one of the two scenarios:
- During ROMMON initialization
- For loading a specific configuration file without accessing the router IOS prompt after IOS is up and running.
Table 2-1 shows the high level functionality when the push button is pressed during ROMMON initialization.
Table 2-1 Push Button Functionality During ROMMON Initialization
If you press the push button for more than three seconds and then release the push button after IOS is up and running, IOS detects this event and looks for configuration files in the order of priority.If the IOS finds the configuration file, it copies the configuration file to the startup configuration file. Then the router reloads itself and the new configuration takes effect. If the configuration files cannot be found, pressing reset button has no effect.
The order of priority in which the router looks for configuration file is given as follows:
The Zero Touch Deployment (ZTD) through USB feature in Cisco 800M Series ISRs is an ease-of-use feature that loads a customized configuration from a USB flash drive. This feature requires that the router has no startup configuration in its nonvolatile RAM (NVRAM). The feature also requires that a valid configuration file, with the filename extension .cfg , is stored in the USB flash drive. A valid configuration file can be created by saving the running configuration of a router to flash, USB flash, or to a TFTP Server.
When a router with no startup configuration boots up, it checks for a valid configuration file within the USB flash drive. The pre-requisites for deployment using the Zero Touch Deployment through USB feature are:
- Boot up router with no startup-configuration.
- Cisco USB flash drive inserted in the first available USB slot.
- A valid configuration file in ASCII text with the filename extension .cfg
If the USB flash drive has multiple.cfg files, the router chooses the one with the highest index number in the USB Flash drive. To avoid loading an incorrect.cfg file, ensure that there is only one.cfg file in the USB flash drive.
The Cisco 800M Series ISR uses second core and it is actively used in detecting USB flash drive if 3G Wireless WAN module is present on the router. If 3G Wireless WAN module is not present, USB flash drive is detected by the IOS. When 3G Wireless WAN module is present, USB detection is a bit delayed for the Cisco 800M series ISR due to the delay in second core initialization. While system startup is in progress and push button is pressed, a timer is started to check the completion of second core initialization. For some reason if second core takes more time, system reports an error message and continues the normal start up. After second core initialization router waits up to 10 seconds for USB detection and then complete the configuration. In case the USB flash drive does not contain a deployment configuration, router enters the configuration mode.
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How do you assign a fixed IP address to your router?
Set up a fixed ip address on your linksys router, this is how you set up an appliance with a fixed ip address, set up a fixed ip address on your router.
You're going to set up a fixed IP address for one of your appliances. Make sure to have a laptop or desktop, your router, and the appliance you want to assign a fixed IP address to at hand. Connect your laptop to the network of your appliance and write down the IP address at the bottom of your router. Open your browser on your laptop and enter het IP address of your router. Go through the steps under one of these router brands:
Set up a fixed IP address on your TP-Link router
Open your wireless clients in the home screen of your router. Look for your appliance in the list that appears and write down the MAC address. You can find this on the right of your appliance. Select 'Advanced' at the top of the page. Choose left for 'Network', followed by 'DHCP server'. You'll now find the option 'Add' under 'Address reservation'. Enter your MAC address, choose an IP address, and describe your appliance in a way you'll recognize it later.
Set up a fixed IP address on your Netgear router
In your Netgear interface, you select 'Advanced' followed by 'Install' and 'Set up LAN'. You'll see 'DHCP settings' on the right. Choose 'Add' under 'Address reservation'. You'll now see an overview with connected appliances. Choose the appliance you want to assign an address to. Enter your new IP address with a number between 1 and 254 under the appliance. Make sure this is a unique number that isn't used with other appliance and choose 'Add'.
Set up a fixed IP address on your Asus router
Choose 'LAN' in the menu followed by 'DHCP server'. Scroll to 'Manually assigned IP around the DHCP list' and click on the arrow next to 'MAC address'. Find the appliance you want to assign the address to. Use the automatic address or choose your own address. Click 'Add' followed by 'Apply'.
Select the option 'Network mapping' in the left menu of your configuration. Find the appliance you want to assign an address to in the overview and click on the name. Select 'Reserve DHCP-address'. You'll now see the address next to the appliance. You can change this by selecting the name again. Choose 'Edit DHCP-reservation' and choose a new address.
Now that your appliance has a fixed IP address, you can find the configuration page of this appliance in your browser. Type the IP address in the address bar of your browser. Did you create a static IP address to access your network device from outside your network? Read the following article to enable this access.
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How to Configure IP Addresses on a Cisco Router

Configuring routers is a routine operation for network administrators. Enterprise-grade routers are very different from consumer-grade routers, though. Consumer-grade routers come mostly configured out of the box. Likewise, consumer-grade ISP services typically configure home ‘routers’ with a dynamic IP address.
In contrast, business-grade ISP services assign static IP addresses. Before an enterprise-grade router can be installed in a network, it needs to have an IP address assigned to it first. So, we will walk through how to configure an IP address on a Cisco router today.
Configuring a Cisco router with an IP address is not a complicated process. There are typically four steps involved:
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Verify the current interface configuration of the router
Choose the interface that you want to assign an IP address to
Assign the IP address
Enable the interface on the Cisco router
We will walk through each of those steps, explain how to complete them, and why they are essential.
An Overview of How to Configure IP Addresses on Cisco Devices [VIDEO]
In this video, Jeremy Cioara covers assigning IP addresses and enabling interfaces on Cisco routers. Unlike switches, which are essentially plug and play, routers require a bit of configuration before they can do what they were designed to. You'll see a straightforward, four-step process to enabling interfaces that will equip you to do this yourself.
How to Display Interfaces on a Cisco Device
Before you assign an IP address to a Cisco router, you need to know the current configuration of that device. Typically, Cisco routers have all their interfaces shut down out of the box. Therefore, we need to verify the state of those interfaces before proceeding, especially if this router is being re-used.
The rest of the instructions through this article will assume that you are connected to the Cisco router.
To show the interfaces in a Cisco router, use the ‘show IP interface brief’ command in the console window. For example, this command will output the following information:
Each interface and interface name
The IP address for that interface
Whether each interface is up or down on the Layer 1 level (status column)
Whether each interface is up or down on the Layer 2 level (protocol column)
The Status and Protocol columns will have one of three messages:
Administratively Down
Each message has a clear indication of the status of its associated interface. The ‘Up’ message is self-explanatory. That means that the associated interface is working correctly. The ‘Administratively Down’ message indicates that the interface is disabled by configuration. Otherwise, the network admin purposefully disabled that interface for some reason. Finally, the ‘Down’ message means the associated interface isn’t working for other reasons (like unplugging the network cable from the network port).
Out of the box, Cisco routers have the ‘Administratively Down’ configuration for each interface. This is different from Cisco Switches. Cisco Switches come pre-configured out of the box. They can be safe to implement into an existing network almost right away. On the other hand, an unconfigured router can make a network inoperable.
That’s because an improperly configured router can send data from the network into a black hole. Routers are the pieces of equipment that push data to and from networks or network segments. If a router isn’t correctly configured, it won’t know where to send that information to. Hence, that data is sent to purgatory. It is simply dropped from the network.
So, you need to verify the status of the interfaces on a Cisco router before you configure an IP address for it. We need to configure as much of the router as possible before connecting it to a network, so this is an excellent first step.
What is the Difference Between Status and Protocol on a Cisco Router?
When you use the ‘show IP interface brief’ command in the console when connected to a Cisco router, the router will dump information about each interface on the router to the console display. That information will include the link-state labeled as ‘Status’ and ‘Protocol.’
Many new network admins may not understand the difference between both states. After all, aren’t they both the same?
The ‘Status’ and ‘Protocol’ states represent different layers of the OSI networking model , though. The ‘Status’ column represents Layer one, or the physical connection layer. The ‘Protocol’ column represents Layer 2 of the OSI model. The physical layer explains whether a cable is physically connected or if the physical hardware for that interface is working correctly. The protocol layer explains whether that interface is receiving signals that it can understand and recognize.
Understanding the difference between Layer 1 and Layer 2 and their operational status is essential for configuring Cisco routers and diagnosing issues with them down the road.
How to Choose an Interface to Assign an IP Address on a Cisco Device
When we configure an IP address for a new Cisco router, we need to verify the current state of the interfaces of that router. After we confirm the state of those interfaces, we need to select an interface in the console before configuring an IP address. This process is easy.
Running the ‘show IP interface brief’ command in the console of a Cisco router will list each interface and the designation for those interfaces. Pay attention to those interfaces. Also, make sure to match the interface in the console with the physical interface on the Cisco router. That way, you don’t plug the ethernet cable into the wrong port.
To select an interface in the console, first enter the global configuration mode in the router. Then, use the ‘configure terminal’ command in the console to enter configuration mode.
After switching to the configuration mode in the router, use the ‘interface’ command followed by the interface itself to select that interface. You can also add a question mark after the ‘interface’ command instead of the interface designation for additional help.

Interface g0/0
In the example above, we used interface g0/0. That means we selected the first interface that is a gigabit ethernet port on our router. The interfaces in your Cisco router may be labeled differently depending on the device you are configuring.
How to Assign an IP Address to a Cisco Router
Before we can assign an IP address to a Cisco router, we need to complete a couple of steps. First, we need to run the ‘show IP interface brief’ command. This will list each interface in the router as well as their status. Then, we need to enter global configuration mode with the ‘configure terminal’ command and select an interface using the ‘interface’ command in the console of that router. The ‘interface’ command must be followed by the interface designation. Once we have our interface selected, we can assign an IP address to it.
Assigning an IP address to an interface in a Cisco router is as simple as using the ‘IP address’ command. That command must be followed by the IP address for that interface port as well as its subnet.
Ip address 192.168.1.1 255.255.255.0
Entering that command will not produce any confirmation messages unless there was an error. In this case, no news is good news.
After assigning the IP address to an interface in a Cisco router, run the ‘show IP interface brief’ command again. When that command displays information about each interface in the router, you should see the IP address assigned to your chosen interface under the IP address column. If you do not, try repeating the process.
That’s it! It’s that simple to assign an IP address to a Cisco router.
How to Find the IP Address to Assign to a Cisco Router
Many new network admins may not understand where to find the IP address to assign to a new Cisco router. Those admins may have received that information from a senior network administrator or through documentation, but if those resources aren’t available, where would you find the IP address to assign to a Cisco router?
Often, that information comes from the ISP (Internet Service Provider). Businesses will typically choose to have a static IP address assigned to them from their ISP.
This is done for stability reasons. In a dynamic environment, the external IP address of a network can be changed by the ISP. If your business hosts something like a VPN , though, that could be an issue. Static IP addresses keep network configurations static for things like VPNs or DNS entries.
This is in stark contrast to the typical consumer-grade ISP connection. In these cases, the ISP will always use DHCP to assign a network address to consumer customers. But, of course, a business can use DHCP addresses, too. This is more common with small and medium-sized companies that may not need to host services that depend on a static IP address.
Cisco routers can be configured to use DHCP instead of being assigned a static IP address, too. To do that, add ‘dhcp’ instead of the IP address and subnet mask to the ‘IP address’ command in the console in a Cisco router.
Ip address DHCP
How to enable an interface on a cisco router.
After configuring an IP address for a Cisco router, you will most likely need to enable the interface to be active. Cisco routers come with all the interfaces on them shut down out of the box. This is for important network safety reasons. So, the interface you just configured needs to be enabled.
First, we can verify a Cisco router’s status and configuration using the ‘show run’ command from the configuration console for a Cisco device. That command will display all the current information for that device and its interfaces. More than likely, the information displayed from that command will be too much to fit on your screen. Use the space button to jump through the configuration information.
Look for the configuration information for the interface you need to enable. This should show that the interface is currently administratively down.
Once the status of that interface has been verified, we need to enable it. First, we need to select that interface. Use the ‘interface’ command in the console followed by the interface name.
E.g., interface GigabitEthernet0/0
In our example, the name of the interface we are working with is GigabitEthernet0/0. Of course, the name of the interface you are working with may be different.
Now that the interface is selected, use the ‘no shutdown’ command to enable that interface. If all goes well, you should see three messages. The first message shows that the interface is down. The next two messages should state that the ‘Status’ and ‘Protocol’ are now up. You should also see lights blinking next to the physical interface port that you just configured on the router.
Remember that the status and protocol states in a Cisco router represent different layers of the OSI network model. The status state represents layer 1, while the protocol state represents layer 2. This is why the console shows two different status prompts after running the ‘no shutdown’ command.
Wrapping Up
We covered a lot of information in this article! Consider this guide a rough tutorial on assigning an IP address to a Cisco router. Still, we did not cover other important topics like what a subnet is or how to secure a router. If you would like to learn more, consider our CCNA training .
Though assigning an IP address to a Cisco router is easy, it is also very routine. Furthermore, this is a function that you will perform a lot as a network admin. So, let’s go over how to assign an IP address to a Cisco router with a short and sweet tl;dr instruction set.
Verify the interface status with the ‘show IP interface brief’ command.
After verifying all interfaces are down, enter global configuration mode with the ‘configure terminal’ command.’
Select the interface you want to configure with the ‘interface’ command followed by the interface name.
Assign an IP address to that interface with the ‘ip address’ command followed by the IP address and the subnet mask for that interface.
Run the ‘show IP interface brief’ command again to verify the IP address has been assigned to the network interface.
Run the ‘no shutdown’ command to enable that interface.
That’s it! Keep these instructions handy until they become second nature. Businesses use static IP addresses for all sorts of things, but above all else, they use static IP addresses to keep networks from breaking or requiring additional maintenance. Understanding how to assign an IP address to a Cisco router is vital for any network admin.
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How to Change Your Router Settings
To get the most out of your router, you need to learn how to change your WiFi router settings, and we are here to teach you.

If you’ve never paid much attention to your router, you might be wondering why you should bother learning how to change router settings in the first place. After all, if it’s been working fine so far, why risk breaking something?
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Why Should I Learn How to Change My Router Settings?
How to gain access to a router, how to change your router’s login information, how to change router ip address, how to change your ssid, how to configure multi-ssid and guest wi-fi, how to change the wireless channel and band, how to set up parental controls, how to activate remote management, how to see who is connected to my router.
The answer is simple: because you have a lot to gain and nothing to lose. Much like it’s virtually impossible for you to physically damage your computer by clicking on a wrong link or messing with its settings, so are modern routers designed to be fool-proof.
Probably the worst thing that can happen is you change your wireless router settings in a way that makes it easier for others to steal your personal information. A much more likely scenario is, however, that you learn how to change your wireless router settings to protect your personal information as much as possible.
Knowing how to change your router settings also enables you to take full advantage of some of the more advanced features of your router, many of which you might not even be aware of at the moment. Don’t worry: even if you consider yourself to be a computer neophyte, you’ll be able to learn how to change router settings in no time.
To play with your router’s settings, you need to learn how to access it as an administrator . If you’re on the same network as the router (i.e., you’re either connected to the router with an Ethernet cable or are connected to a wireless network created by the router), you can try the simple method first:
Open your favorite web browser.
One by one, enter the following IP addresses into the URL bar: 192.168.0.1 , 192.168.1.1 , 192.168.2.1 , 10.0.1.1, 10.0.0.1 , 10.10.1.1.
If you see a login window or a welcome page, you’re in luck and can processed to the next chapter of this article. If you’re unable to access your router using any of the IP addresses listed above, try the next method:
Click the Windows logo located on the left side of the taskbar.

Click the Settings icon.

Choose Network & Internet.

Click View your network properties.

Scroll down and look for “Default gateway.”

The number next to it is your router’s IP address.
Type the address into the URL bar of your favorite web browser.

If you see a login window or a welcome page, you’ve successfully accessed your router.
The next step is to log in as administrator. If you haven’t changed your router’s admin password, there’s a good chance that “admin” will work. If it doesn’t, look at the information sticker on the bottom or back of the router. Router manufacturers sometimes print the default username and password on it.
If you’re still unable to access your router, we recommend you long-press the reset button on its back and try again. Should even this fail to grant you access to your router’s admin interface, try searching for help online. There are many websites, such as this one , that list routers and corresponding admin login information.
The first thing you should do after gaining access to your router is change the default password to something more secure. If you were to leave the default password as it is, someone else could just walk up to your router and mess with its settings. The person could, for example, disable your wireless security and capture your personal information without you knowing about it.
To change your router’s password :
Enter your router’s IP address into your favorite web browser.
Log in with the default username and password (both admin, usually).
Go to settings.
Select Change Router Password or a similar option.
Enter the new password.
Save the new settings.
Remember that a strong password is at least eight characters long and consists of a combination of letters, numbers, and special characters.
Before we explain how to change router IP address , we want to clarify the difference between public and local IP address.
As the name suggests, a public IP address is the address computers and servers outside your network see when you connect to them. It’s also the address you see when you visit a website like What Is My IP ?, which is a leader in providing IP address lookup services.
Your public IP address is assigned to you by your internet service provider, and you typically have no control over it. Some ISPs provide static IP addresses to their customers, but the chances are that you have a dynamic IP address that changes from time to time on its own or after a request.
Your local IP address, on the other hand, is the address assigned to your router and all other devices behind it, and you can change it as you see fit. This is how to do it on D-Link routers, and routers from other manufacturers won’t be much different.
Log in with the default username and password.

Click on Setup.
Choose Network Settings.

Type in the router’s new IP address under Router Settings.

Click on Save Setting.

After you’ve changed your router’s IP address, you will no longer be able to access it using the old address. This is something to remember as it could throw you off the next time you decide to change your router’s settings.
SSID (Service Set Identifier) is really just a fancy term for network name. As you’re probably aware of, all Wi-Fi networks are uniquely identified by a sequence of characters. If you’ve never changed your wireless router settings before, the chances are that your Wi-Fi has a very generic name. To change it to something more memorable, there are a couple of steps you must go through:
Choose Wireless Settings.
Type in your new SSID.
Save the new settings and wait for your router to restart.
When choosing a name for your Wi-Fi network, stay away from anything that might be interpreted as offensive. We also recommend you don’t try to make it seem as if your network is a public hotspot . Using a fake name for your Wi-Fi really doesn’t do anything for your privacy and security, but it can dramatically slow down your download and upload speeds.
Many modern wireless routers can broadcast multiple access points at the same time. Typically, one accessed point is used to connect known devices to the network, and a completely separate access point is created for guests. The main benefit is that you don’t need to share your main Wi-Fi password with strangers and hope they won’t publish it anywhere.
To create a guest Wi-Fi with a Netgear router, follow the instructions below. The process should be very similar for routers from other manufacturers.
Enter the router user name and password.
Select Guest Network.
Ensure that the Enable SSID Broadcast check box selected.
Give the guest network name.
Select a security option.
Click the Apply button to save your settings.
Wireless routers support different 802.11 standards, which provide several distinct radio frequency ranges, also called bands, for use in Wi-Fi communications, with each band being split into multiple channels.
If you have a newer router, the chances are that it supports the 2.4 GHz and 5 GHz bands. Because the 5 GHz band is less common than the 2.4 GHz band, it tends to be less crowded, making it a great choice for densely populated urban areas where Wi-Fi networks are present in massive concentrations.
When it comes to choosing the most suitable Wi-Fi channel , a network analyzer such as NetSpot can provide you with the information you need to make an informed decision.
Download and install NetSpot .
Launch the application and activate Discover mode.
Wait a short while for NetSpot to collect information about surrounding Wi-Fi networks and present wireless data as an interactive table.

Click the “Channels 2.4 GHz” header to see where Wi-Fi channels are overlapping.

Look for the channel with the least number of networks present on it.
If you’re selecting a channel in the 2.4 GHz band, try to choose the channel 1, 6, or 11. These are so-called non-overlapping channels, which means they don’t overlap with one another.
Parental controls are features that help you reduce the risk of your child being exposed to inappropriate content online. These controls can be divided into two broad categories: filtering and monitoring. With filtering, you can limit access to age inappropriate content and place time-limits on usage. Monitoring allows you to see exactly what your child is doing online, so you can intervene in time if you sense that it might be in danger.
Parental controls are typically located under router settings, but they may also have their own category. Because children will go above and beyond to circumvent any content restrictions you put in place to protect them, it’s highly recommended to set a PIN for parental controls.
If you have a capable router, you don’t even need to be at home to monitor its activity. Thanks to remote management functionality, you can monitor it from anywhere using your smartphone or computer.
To access your router from an outside network:
Enter your router’s admin panel.
Go to settings and look for Remote Management.
Turn on Remote Management and save your settings.
The reason why remote management is turned off by default is that it represents a certain security risk. Hackers might try to break your router password and use remote management to compromise your security. That’s why we recommend you turn remote management off when you know you won’t be using it for a while.
Have you noticed that your internet speeds fluctuate up and down regardless of your activity? There’s a chance that someone else besides you is connected to your router and stealing your bandwidth. To find out if that’s really the case, you need to go to your router’s administrative panel:
Find out your router’s IP address.
Type in that IP address in a browser window.
Log in as admin.
Look for an option called “My Network” or “Attached Devices” or something similar.
If you see a device that shouldn’t be connected to your router, kick it off your network and ban its MAC address.
Routers are intricate machines with a plethora of different settings that you can play with and customize to your liking. In this article, we’ve explained how to access router and change router settings, including wireless router settings. Of course, it’s impossible for us to talk about all router settings, but the crucial ones are covered in this article.

WiFi analyzer app runs on a MacBook (macOS 10.10+) or any laptop (Windows 7/8/10/11) with a standard 802.11a/b/g/n/ac/ax wireless network adapter.

If you want to get more information about Wi-Fi, check out the following articles about Wi-Fi routers, the best apps for wireless networking, WiFi signal, etc.

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How to Set Up a Static IP Address
DHCP is fine, unless you're looking to perform advanced networking tasks. Here's how to set a Static IP address (or DHCP reservation) for any device on your network.

An IP address is a unique identifier for a specific device on your network. Your router assigns them to these devices using Dynamic Host Configuration Protocol (DHCP). As you connect new devices to the network, they will be assigned the next IP address in the pool, and if a device hasn't connected in a few days, its IP address will "expire" so it can be assigned to something else.
For everyday use, this is perfectly fine, and you will never even notice it happening in the background. But if you regularly SSH into your Raspberry Pi , turn your computer on from across the house with Wake-on-LAN , or perform other advanced networking tasks, DHCP can become an annoyance.
It's hard to remember which IP address is assigned to which device, and if they ever expire, you have to look it up all over again. This is where a static IP address comes in handy. Here's how to set them up.
What is a Static IP Address?
Instead of letting your router assign whatever IP address is free at any given time, you can assign specific IP addresses to the devices you access frequently. For example, I have my home server set to 192.168.1.10, my main desktop to 192.168.1.11, and so on—easy to remember, sequential, and unchanging.
You can assign these static IP addresses on the device itself—using, say, Windows' network settings on each computer—or you can do it at the router level. If you do it through the router, it will likely be called a DHCP reservation, though many people (and even some routers ) still refer to it as a "static IP address."
DHCP reservations allow you to easily set everything up in one place with all your computers left at their default settings. Your computer will ask for an IP address via DHCP, and your router will assign it the one you reserved, with your computer being none the wiser.
How to Set Up a DHCP Reservation
To set up a DHCP reservation, you need to know your IP address , which is easy enough to find out. You must then head to your router's configuration page —usually by typing its IP address in your browser's navigation bar—and log in. (For mesh Wi-Fi systems , you would use an app instead of a config page.)
The location is different for every config page, but you're looking for something called "DHCP reservations," "static IP addresses," or similar. On my Asus router, for instance, it's in the LAN settings category.
To assign a reservation, you need the MAC address of the device in question. This is a unique string of characters that identifies a particular network adapter, and you can usually find it in your router's list of connected devices . Make sure you're getting the MAC address for the correct network adapter—if you have both Ethernet and Wi-Fi on your computer, you have one MAC address for each.
On your router's config page, enter an easy-to-remember label for the device (like "Whitson's Desktop PC"), the MAC address, and your desired IP address. Save your changes, and repeat the process for any other IP addresses you want to reserve.
From then on, those devices should have your reserved IP addresses assigned to them, and you will never have to look them up again.
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Whitson Gordon is a writer, gamer, and tech nerd who has been building PCs for 10 years. He eats potato chips with chopsticks so he doesn't get grease on his mechanical keyboard.
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Configure IP Address For an Interface in Cisco
- Difficulty Level : Expert
- Last Updated : 21 Jul, 2022
The interface is the port at which the router connects to a given network. It acts as an entry or exit point for data that is to be transmitted through the router. Every interface must be labeled or assigned an IP address, which should be unique among all the IP addresses in the network.
In Cisco Packet Tracer, to understand the process of assigning IP addresses , we will be using routers. This is because a router has many interfaces to connect to different networks and also after configuring a router by any routing protocol( RIP , static routing , etc.), we can observe how an interface and an IP address work in a router.
Steps to configure an IP address for an interface of a router in Cisco Packet Tracer:
Step 1: Open Cisco Packet Tracer and select the following devices:
IPv4 Addressing Table:
- Create the following topology and label the configuration as shown in the figure:
- Also, assign the respective IP addresses and default gateways to all 4 PCs.
Step 2: In Cisco Packet Tracer, assigning IP addresses to an interface of a router can either be done through the command line or the GUI mode. Both of them are discussed as follows:
Through command line mode:
- Firstly, enter the command line by clicking on any router and then selecting the CLI tab.
- Enter config mode by typing the following commands in the command line:
- Now we can assign IP addresses to their respective interfaces. To do this, firstly we need to enter into the interface we want to assign the IP address. This is done by typing the keyword interface followed by the label of the interface.
Interface [label of the interface]:
For example:
- After entering the interface, type the command IP address followed by the IP address you want to assign and also followed by the subnet mask of the IP address assigned.
IP address [IP address to be assigned] [subnet mask of the IP address]
- After assigning the IP address type, the command no shutdown to activate the port. Initially, all the ports of the router are switched off, so we need to manually activate them. You would also note that the color of the triangles representing the ports of the router changes to green and also start pointing upward.
- At last, exit the interface by typing the following command:
- Repeat the above steps for all the interfaces of the router, and then for all interfaces of other routers as well.
Following is the image of the command line of the router after configuring all interfaces:
For a better understanding of the process, you may refer to the following simulation:
Through GUI mode:
- Click on any router and select the Config tab from the above tabs.
- Now find the interface to which you want to assign the IP address, from the tabs available on the left side of the window.
- After selecting the interface, fill in the IP address and the subnet mask in the fields named IPv4 Address and Subnet Mask .
- Activate the port by checking the checkbox labeled as On for the Port Status option.
The interface of the router has been assigned an IP address.
Simulation Result:
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IP Addresses
Every computer that connects to the Internet has to have an IP address assigned to it. IP addresses identify where the computer is located on the Internet so that Web servers and mail servers can send data to the correct computer. An IP address is a series of four numbers separated by dots:
66.117.136.6
208.25.127.254
192.168.1.1
PUBLIC AND PRIVATE IP ADDRESSES
There are two types of IP addresses – public and private. Public IPs are used by routers and by computers connected directly to DSL modems without a router. Private IP addresses are special IP addresses that are known only to a router and its home network. A Web server will not deliver Internet data to a private IP address. It will deliver the data to the router (which has a public IP address) and then the router will deliver the data to the computer that has the private IP address.
Routers are special because they have two IP addresses. An IP address is assigned to each of the router’s two “interfaces”. The first router interface is called the WAN (Wide Area Network) interface. This is the side of the router that faces the Internet and has a public IP address. The second router interface is called the LAN (Local Area Network) interface. This is the side of the router that faces the home network’s computers and has a private IP address.

On Windows 10, a static IP address is a recommended configuration for many scenarios, such as when sharing files, printers, media, and other services.
If the device doesn’t include a static IP address, services will eventually stop working. Usually, because computers connected to a network receive their Internet Protocol (IP) address configuration from the Dynamic Host Configuration Protocol (DHCP) server, which are dynamic and temporary.
Typically, you would assign a static IP address using the Windows 10 settings , but you can also set the dynamically assigned networking configuration from the DHCP server as the static configuration using the router settings.
In this guide , you’ll learn the steps to configure your router’s DHCP server to assign a static IP address to a computer without the need to change the networking settings on Windows 10 .
How to convert dynamic IP address to static using binding
How to assign static ip address using dhcp server.
Use these steps to make a DHCP assigned IP address configuration static on Windows 10:
Open Router web interface.
Click on Network Map from the left pane.
Click on the Clients button.
Under the “Client status list” section, click the computer you want to change its configuration.

Turn on the MAC and IP Address Binding toggle switch.

Click the Apply button.
Once you complete the steps, the DHCP server will always assign the same TCP/IP address configuration to the device you specified.
Use these steps to configure the DHCP server on your router to assign a static IP address configuration to a Windows 10 device:
Click on LAN from the left pane.
Click on the DHCP tab.
Under the “Manually Assigned IP around the DHCP list” section, use the drop-down to select the MAC address of the device you want to configure.
In the “IP Address” section, specify the static IP address you want the computer to use.
Click the Add (+) button.

After you complete the steps, every time the device you specified connects to the network the DHCP server will assign the TCP/IP configuration without the need to change the Windows 10 settings.
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IMAGES
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COMMENTS
The simplest way to determine a computer’s IP address is to use a website such as What Is My IP Address that retrieves your IP address and displays it for you. There are also various manual methods to determine a computer’s IP address.
You may hear the term IP address as it relates to online activity. Learn how to locate your IP address or someone else’s IP address when necessary. A common type of IP address is known as an IPv4 address. This IP address has four three-digi...
There are several ways to change your IP address, including unplugging your modem, using a different Internet connection, using a proxy server and contacting your Internet service provider.
Step 2. interface type number. Example: Router(config)# interface Loopback 0. Enters configuration mode for the loopback interface. ; Step 3. ip
Make sure to have a laptop or desktop, your router, and the appliance you want to assign a fixed IP address to at hand.
Assigning an IP address to an interface in a Cisco router is as simple as using the 'IP address' command. That command must be followed by the
CCNA BOOSTChap 7. Introduction to Cisco Routers.
In this tutorial video we're going to learn and configure ip address in Cisco Router using Cisco Packet Tracer Software.
Enter your router's IP address into your favorite web browser. Log in with the default username and password. Admin panel D-link.
Your router assigns them to these devices using Dynamic Host Configuration Protocol (DHCP). As you connect new devices to the network, they will be assigned the
Through GUI mode: · Click on any router and select the Config tab from the above tabs. · Now find the interface to which you want to assign the IP
One of the primary jobs of a router is to assign IP addresses to the computers on a home network. The router has a “pool” of IP addresses that it keeps track of
How to assign static IP address using DHCP server · Open Router web interface. · Click on LAN from the left pane. · Click on the DHCP tab. · Under
You can however assign multiple IPv4 addresses to a single interface but there is one catch. When dealing with dynamic routing protocols, advertisements are