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 Description
9.9(0.0) Introduced on the C9010.
9.7(0.0) Introduced on the S6000-ON.
9.5(0.1) Introduced on the Z9500.
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.
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.
Defaults 0 (Mapped original packet flow-label value to tunnel header flow-label value)
Command
Modes
INTERFACE TUNNEL (conf-if-tu)
Command
History Version Description
9.7(0.0) Introduced on the S6000-ON.
Tunneling 1807