Administrator Guide

tunnel dscp
Configure the method to set the DSCP in the outer tunnel header.
Z9000
Syntax
tunnel dscp {mapped | <value>}
To use the default tunnel mapping behavior, use the no tunnel dscp value
command.
Parameters
mapped Enter the keyword mapped to map the original packet DSCP
(IPv4)/Traffic Class (IPv6) to the tunnel header DSCP (IPv4)/
Traffic Class (IPv6) depending on the mode of tunnel.
value Enter a value to set the DSCP value in the tunnel header. The
range is from 0 to 63. The default value of 0 denotes
mapping of original packet DSCP (IPv4)/Traffic Class (IPv6) to
the tunnel header DSCP (IPv4)/Traffic Class (IPv6) depending
on the mode of tunnel.
Defaults 0 (Mapped)
Command
Modes
INTERFACE TUNNEL (conf-if-tu)
Command
History
Version 9.3(0.0) Introduced on the S6000, S4810, S4820T, Z9000.
Usage
Information
This command configures the method used to set the high 6 bits (the differentiated
services codepoint) of the IPv4 TOS or the IPv6 traffic class in the outer IP header.
A value of 0 copies original packet DSCP (IPv4)/Traffic Class (IPv6) to the tunnel
header DSCP (IPv4)/Traffic Class (IPv6) depending on the mode of tunnel.
tunnel flow-label
Configure the method to set the IPv6 flow label value in the outer tunnel header.
Z9000
Syntax
tunnel flow-label value
To return to the default value of 0, use the no tunnel flow-label value
command.
Parameters
value Enter a value to set the IPv6 flow label value in the tunnel
header. The range is from 0 to 1048575. The default value is
0.
Tunneling
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