Administrator Guide

Version Description
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
To restore the default tunnel hop-limit, use the no tunnel hop-limit command.
Parameters
value Enter the hop limit (ipv6) or time-to-live (ipv4) value to include in the tunnel header. The
range is from 0 to 255. The default is 64.
Defaults 64 (Time-to-live for IPv4 outer tunnel header or hop limit for IPv6 outer tunnel header)
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
A value of 0 copies the inner packet hop limit (ipv6) or time-to-live (ipv4) in the encapsulated packet to the tunnel
header hop limit (ipv6) or time-to-live (ipv4) value.
tunnel keepalive
Configure the tunnel keepalive target, interval and attempts.
Syntax
tunnel keepalive {ip-address | ipv6-address}[interval {seconds}] [attempts
{count | unlimited}]
To disable the tunnel keepalive probes use the no tunnel keepalive command.
Tunneling 1547