What is the purpose of loopback IP address?

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What is the purpose of loopback IP address?

The IP address 127.0. 0.1 is called a loopback address. Packets sent to this address never reach the network but are looped through the network interface card only. This can be used for diagnostic purposes to verify that the internal path through the TCP/IP protocols is working.

How do you ping back a loop address?

To ping the loopback interface on your system to troubleshoot the problem, follow these steps:

  1. In System i® Navigator, expand your system > Network.
  2. Right-click TCP/IP Configuration, and select Utilities > Ping.
  3. Specify the loopback interface IP address or host name.
  4. Click Ping Now to send the Ping.
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Which of the following IP addresses can be used as a loop back addresses?

127.0.0.1
The most commonly used IP address on the loopback network is 127.0. 0.1 for IPv4 and ::1 for IPv6. The standard domain name for the address is localhost. A network device also includes an internal loopback address (lo0.

Which of the following IP addresses can be used as a loop back addresses *?

What is ping IP address?

A ping (Packet Internet or Inter-Network Groper) is a basic Internet program that allows a user to test and verify if a particular destination IP address exists and can accept requests in computer network administration. Ping is a simple way to check for a response from a host.

What does IP 0.0 0.0 mean?

From Wikipedia, the free encyclopedia. In the Internet Protocol Version 4, the address 0.0. 0.0 is a non-routable meta-address used to designate an invalid, unknown or non-applicable target. This address is assigned specific meanings in a number of contexts, such as on clients or on servers.

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What happens when you Ping the loopback?

When you ping the loopback, you are pinging yourself, and there is somewhere (where varies from system to system, slightly) something representing a network interface on yourself. When you ping your IP address, you ping yourself, but it goes through those drivers for that network card first, or at least can.

What does it mean to Ping the same IP address?

Ping an IP address on the same network. This means your network adaptor is working. Ping the IP address of the default router. This means more of the network configuration is correct. Ping the IP address of an outside host like microsoft.com.

What is the use of pinging?

PING ( Packet Internet Groper ) is a tool used to troubleshoot networking issues . when you ping your own IP address you are checking your network Hardware is fine or not. you can only ping your own IP address if computer is connected to network.

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What is a loopback IP address?

What is loopback address? The IP address range 127.0.0.0 – 127.255.255.255 is reserved for loopback. Loopback IP address is managed entirely by and within the operating system. These addresses enable the Server and Client processes on a single system to communicate with each other.