Dell Force10 E600i FTOS Version 8.4.1.5 Configuration Guide for ExaScale - Page 468
ICMP, Configuration Task List for ICMP, Enable ICMP unreachable messages, Enable ICMP redirects
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www.dell.com | support.dell.com ICMP For diagnostics, Internet Control Message Protocol (ICMP) provide routing information to end stations by choosing the best route (ICMP redirect messages) or determining if a router is reachable (ICMP Echo or Echo Reply). ICMP Error messages inform the router of problems in a particular packet. These messages are sent only on unicast traffic Configuration Task List for ICMP Use the following steps to configure ICMP: • Enable ICMP unreachable messages • Enable ICMP redirects Enable ICMP unreachable messages By default, ICMP unreachable messages are disabled. When enabled ICMP unreachable messages are created and sent out all interfaces. To disable ICMP unreachable messages, use the no ip unreachable command. To reenable the creation of ICMP unreachable messages on the interface, use the following command in the INTERFACE mode: Command Syntax ip unreachable Command Mode Purpose INTERFACE Set FTOS to create and send ICMP unreachable messages on the interface. To view if ICMP unreachable messages are sent on the interface, use the show config command in the INTERFACE mode. If it is not listed in the show config command output, it is enabled. Only nondefault information is displayed in the show config command output. Enable ICMP redirects e Enable ICMP redirects is supported on platform By default, ICMP redirect messages are disabled. When enabled, ICMP redirect messages are created and sent out all interfaces. To disable ICMP redirect messages, use the no ip redirect command. To reenable the creation of ICMP redirect messages on the interface, use the following command in the INTERFACE mode: Command Syntax ip redirect Command Mode Purpose INTERFACE Set FTOS to create and send ICMP redirect messages on the interface. 468 | IPv4 Addressing
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