H3C S7500E Series

Command Manual – IP Addressing and Performance
H3C S7500E Series Ethernet Switches
Chapter 2 IP Performance Configuration
Commands
2-17
View
System view
Parameters
None
Description
Use the ip redirects enable command to enable sending ICMP redirection packets.
Use the undo ip redirects command to disable sending ICMP redirection packets.
This feature is enabled by default.
Examples
# Disable sending ICMP redirection packets.
<Sysname> system-view
[Sysname] undo ip redirects
The function is disabled!
2.1.13 ip ttl-expires enable
Syntax
ip ttl-expires enable
undo ip ttl-expires
View
System view
Parameters
None
Description
Use the ip ttl-expires enable command to enable the sending of ICMP timeout
packets.
Use the undo ip ttl-expires command to disable sending ICMP timeout packets.
Sending ICMP timeout packets is enabled by default.
If the feature is disabled, the device will not send TTL timeout ICMP packets, but still
send “reassembly timeout” ICMP packets.
Examples
# Disable sending ICMP timeout packets.
<Sysname> system-view