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Computer Science - Networking - Discussion

Discussion Forum : Networking - Section 1 (Q.No. 19)
Networking
19.
When you ping the loopback address, a packet is sent where?
On the network
Down through the layers of the IP architecture and then up the layers again
Across the wire
through the loopback dongle
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.
Bejoybj said:   1 decade ago
It checks the TCP/IP binding in the same system where we are using ping.
(1)
Roushan said:   9 years ago
The loopback interface exists for the purpose of testing your TCP/IP stack - it is implemented properly in the kernel and it is working. If pinging 127.0.0.1 does not work, then you should simply not bother with a physical interface because it will surely not work.
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