Rev | Author | # | Line |
---|---|---|---|
1 | MattBrown | 1 | [ICMP] reason subcode 0x2, used with [ICMP] reason code 0x3 to explain why a DestinationUnreachable message was sent. |
2 | |||
3 | It is usally generated by a host when the specified protocol is not supported by the host. |