Command Manual – IP Addressing and Performance
H3C S7500E Series Ethernet Switches
[Sysname] undo ip ttl-expires
The function is disabled!
2.1.14 ip unreachables enable
Syntax
ip unreachables enable
undo ip unreachables
View
System view
Parameters
None
Description
Use the ip unreachables enable command to enable the sending of ICMP destination
unreachable packets.
Use the undo ip unreachables command to disable sending ICMP destination
unreachable packets.
Sending ICMP destination unreachable packets is enabled by default.
If the feature is disabled, the device will not send network unreachable and source
route failure ICMP packets, but still send other destination unreachable ICMP packets.
Examples
# Disable sending ICMP destination unreachable packets.
<Sysname> system-view
[Sysname] undo ip unreachables
The function is disabled!
2.1.15 reset ip statistics
Syntax
reset ip statistics [ slot slot-number ]
View
User view
Parameters
slot slot-number: Clears IP packet statistics on the specified slot.
Chapter 2 IP Performance Configuration
2-18
Commands