Administrator Guide

Version Description
9.8(2.0) Introduced on the S3100 series.
9.8(1.0) Introduced on the Z9100–ON.
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
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
This guide is platform-specific. For command information about other platforms, see the relevant Dell EMC
Networking OS Command Line Reference Guide.
Version Description
9.10(0.1) Introduced on the S6010-ON and S4048T-ON.
9.10(0.0) Introduced on the S3148.
9.10(0.0) Introduced on the S6100–ON.
9.8(2.0) Introduced on the S3100 series.
9.8(1.0) Introduced on the Z9100–ON.
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
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 is only valid for tunnel interfaces with an IPv6 outer header.
tunnel hop-limit
Configure the method to set the IPv4 time-to-live or the IPv6 hop limit value in the outer tunnel header.
Syntax
tunnel hop-limit value
1556 Tunneling