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Issue 5 October 2007 293
Appendix C: ICMP Packet Types & Codes
This appendix lists the various ICMP Packet Types and Codes as used in “Using IP Simulate”
on page 273.
Note:
Note: Some ICMP Packet Types have no corresponding Code.
ICMP Packet Type/Code List
Table 120: ICMP Packet Types/Codes
Description ICMP Type ICMP Code
Echo Reply 00
Unreachable 3--
Network Unreachable 3--
Host Unreachable 31
Protocol Unreachable 32
Port Unreachable 33
Fragmentation Needed but DF Bit Set 34
Source Route Failed 35
Destination Network Unknown 36
Destination Host Unknown 37
Destination Network Administratively Prohibited 39
Network Unreachable for TOS 311
Host Unreachable for TOS 312
Communication Administratively Prohibited by Filtering 313
Host Precedence Violation 314
Precedence Cutoff in Effect 315
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