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FortiGate Next Generation Firewall utilizes purpose-built security processors and threat intelligence security services from FortiGuard labs to deliver top-rated protection and high performance, including encrypted traffic.
smujeeb
Staff
Staff
Article Id 206874
Description This article describes that VRF is not supported for IPv6.
Scope FortiOS versions below 7.0.x.
Solution

In FortiOS versions prior to 7.0.1, the IPv6 routing table does not show connected networks when VRF is enabled.

 

Adjacencies for Dynamic routing protocol such BGP, OSPF etc. may also fail.

 

Following is the interface configuration with VRF ID 1 and IPv6 address 2400:6d00:8000::1/27

 

smujeeb_4-1647293125033.jpeg

 

The IPv6 network does not show under the routing table for connected networks but is listed in the kernel.

 

smujeeb_8-1647293274890.png

 

The remote end is reachable and can be confirm via ICMP.

 

smujeeb_9-1647293314355.png

 

The routing table is correct for IPv4 for the same interface.

 

smujeeb_7-1647293125051.jpeg

 

Solution.

 

VRF for IPv6 is not supported in version prior to 7.0.1. Please upgrade to a supported version.

https://docs.fortinet.com/document/fortigate/7.0.0/new-features/628640/vrf-support-for-ipv6-7-0-1

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