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For questions about the OSI layer-3 (network layer).

7 votes
3 answers
17k views

When is 'Timestamp' and 'Timestamp Reply' are used in ICMP protocol?

I started the packet capture in my laptop through Wireshark application. Now through cmd, I pinged some server (say, www.google.com). And i stopped packet capture and analysed the packets being captur …
Deepak's user avatar
  • 717
5 votes
5 answers
5k views

Why can't two hosts (in two different logical networks) connected to each other through cros...

Let us say, i have two computers (hosts) A and B. Where A has been assigned an IP address of 192.168.1.10/24 and host B has been assigned an IP address of 192.168.2.11/24. And both of them has been co …
Deepak's user avatar
  • 717