enable icmp redirects ipv6 fast-path

enable icmp redirects ipv6 fast-path


When enabled, IPv6 packets forwarded by hardware (fast path) may trigger ICMP (Internet Control Message Protocol) redirects.

Syntax Description

fast-path IPv6 packets forwarded by hardware may trigger ICMP redirects



Usage Guidelines

Use this command to trigger ICMP redirects when IPv6 packets are forwarded by hardware (fast-path).


The enabled or disabled setting is displayed when using the command:

# show ipconfig ipv6
Route Sharing               : Disabled
ICMP Redirect for Fast Path : Enabled
Max Shared Gateways         : Current: 4   Configured: 4

Interface              IPv6 Prefix                                        Flags
v1                     2001::1/24                                    -EUf---R-
v1                     fe80::204:96ff:fe1e:ec00%v1/64                -EUfP--R-
Flags : D - Duplicate address detected on VLAN, T - Tentative address
E - Interface enabled, U - Interface up, f - IPv6 forwarding enabled,
i - Accept received router advertisements enabled,
R - Send redirects enabled, r - Accept redirects enabled
P - Prefix address


This command was first available in ExtremeXOS 15.2.

Platform Availability

This command is available on the Summit X450-G2, X460-G2, X670-G2, X770, and ExtremeSwitching X440-G2, X620, X690, X870 series switches.