Users Guide

Table Of Contents
Layer 2 Switching Commands 710
Default Configuration
By default, a precedence of 0 is used.
Command Mode
ERSPAN Source Destination Configuration mode
User Guidelines
This command may be used to override the IP precedence (first 3 bits of the
IP TOS field) of the GRE packets.
ERSPAN utilizes separate source and destination sessions. This command is
configured on the source session switch.
Command History
Command introduced in version 6.7.0 firmware
ip ttl
Use this command to configure the time-to-live for the GRE packet on the
source switch. Use the no form of the command to return the TTL value to
the default.
Syntax
ip ttl
ttl-val
no ip ttl
ttl-val
— The IP time to live. The range is 1 to 255.
Default Configuration
By default, a TTL of 64 is used.
Command Mode
ERSPAN Source Destination Configuration mode
User Guidelines
This command may be used to override the source TTL of the GRE packets.