C. Router CLI Commands, Codes, and Designations
C-32 December 2002 9700-A2-GB20-20
All 5
n
= All redirects
5 0 net-redirect Redirect for network
5 1 host-redirect Redirect for host
5 2 net-tos-redirect Redirect for Type of Service (TOS) &
network
5 3 host-tos-redirect Redirect for Type of Service (TOS) &
host
8 0 echo Echo request (ping)
9 0 router-advertisement Router discovery advertisements
10 0 router-solicitation Router discovery solicitations
11 0 ttl-exceeded TTL (Time to Live) = 0 & exceeded
during transit (Traceroute)
11 1 reassembly-timeout TTL (Time to Live) = 0 & exceeded
during reassembly
12 0 general-parameter-problem IP header bad
12 1 option-missing Parameter required but not present
12 2 no-room-for-option Parameter required but no room
13 0 timestamp-request Timestamp request
14 0 timestamp-reply Timestamp reply
15 0 information-request Information request
16 0 information-reply Information reply
17 0 mask-request Address mask request
18 0 mask-reply Address mask reply

Table C-15. ICMP Designations (2 of 2)

Type Code ICMP Message Description