EC-Council
412-79V10 · Question #120
Analyze the ICMP packet below and mark the correct statement. Ethernet II, Src: Dell_c3:b6:31 (d4:be:d9:c3:b6:31), Dst: 0f:1b:1e:02:c1 (c4:0f:1b:1e:02:c1) Internet Protocol Version 4, Src…
The correct answer is D. It is a ping request, but the destination network is unreachable. See the full explanation below for the reasoning.
Question
Analyze the ICMP packet below and mark the correct statement.
Ethernet II, Src: Dell_c3:b6:31 (d4:be:d9:c3:b6:31), Dst: 0f:1b:1e:02:c1 (c4:0f:1b:1e:02:c1)
Internet Protocol Version 4, Src: 172.16.20.50 (172.16.20.50), Dst: 218.66.230.46 (218.66.230.46)
Internet Control Message Protocol
Type: 8 (Echo (ping) request)
Code: 0
Checksum: 0x4d52 [correct]
Identifier (BE): 1 (0x0001)
Identifier (LE): 256 (0x0100)
Sequence number (BE): 4 (0x0004)
Sequence number (LE): 1024 (0x0400)
Data (32 bytes)
Data: 6162636465666768696a6b6c6d6e6f70717273747576776...
[Length: 32]
[The packet details show an ICMP Echo Request]
Options
- AIt is a ping request that receives fragmentation, but the Don't Fragment flag is set
- BIt is a ping request, but the destination port is unreachable
- CIt is a ping response, when the destination host is unknown
- DIt is a ping request, but the destination network is unreachable
How the community answered
(20 responses)- A5% (1)
- B5% (1)
- C10% (2)
- D80% (16)
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