ip icmp

Enable Internet Control Message Protocol (ICMP) redirect and unreachable messages.

Syntax

Command Parameters

echo-broadcast-request
Enables or disables the processing of IPv4 ICMP messages sent to a broadcast address. The default value is enabled.
unreachable
Enables the switch to send Internet Control Message Protocol (ICMP) unreachable messages. When enabled, generates Internet Control Message Protocol (ICMP) network unreachable messages if the destination network is not reachable from this router. These messages help determine if the routing switch is reachable over the network. The default is disabled.

Default

The default is disabled.

Command Mode

Global Configuration