Filter
Top Products
C H A P T E R 12 IP Unicast Routing
217
enable icmp address-mask vlan [<name> |
all]
Enables an ICMP address-mask reply (type
18, code 0) when an ICMP address mask
request is received.The default setting is
enabled. If a VLAN is not specified, the
command applies to all IP interfaces.
enable icmp parameter-problem vlan
[<name> | all]
Enables an ICMP parameter problem
message packet (type 12) when the switch
cannot properly process the IP header or IP
option information.
enable icmp port-unreachables vlan
[<name> | all]
Enables ICMP port unreachable messages
(type 3, code 3) when a TPC or UDP
request is made to the switch, and no
application is waiting for the request, or
when access policy denies the request. The
default setting is enabled. If a VLAN is not
specified, the command applies to all IP
interfaces.
enable icmp redirects vlan [<name> | all] Enables an ICMP redirect message (type 5)
when a packet must be forwarded out on the
ingress port. The default setting is enabled.
If a VLAN is not specified, the command
applies to all IP interfaces.
enable icmp time-exceeded vlan [<name> |
all]
Enables an ICMP time exceeded message
(type 11) when the TTL field expires during
forwarding. IP multicast packets do not
trigger ICMP time exceeded messages. The
default setting is enabled. If a VLAN is not
specified, the command applies to all IP
interfaces.
enable icmp timestamp vlan [<name> | all] Enables an ICMP timestamp response (type
14, code 0) when an ICMP timestamp
request is received. The default setting is
enabled. If a VLAN is not specified, the
command applies to all IP interfaces.
Table 12.6: ICMP Configuration Commands (continued)
Command Description