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Command Reference

CloudEngine 8800, 7800, 6800, and 5800 V200R002C50

This document describes all the configuration commands of the device, including the command function, syntax, parameters, views, default level, usage guidelines, examples, and related commands.
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ospfv3 frr block

ospfv3 frr block


The ospfv3 frr block command blocks FRR on a specified OSPFv3 interface.

The undo ospfv3 frr block command restores the default configuration.

By default, FRR is not blocked on an interface.


ospfv3 frr block [ instance instance-id ]

undo ospfv3 frr block [ instance instance-id ]


Parameter Description Value
instance instance-id Specifies the instance ID of the interface. The value is an integer ranging from 0 to 255.


Interface view

Default Level

2: Configuration level

Usage Guidelines

Usage Scenario

To prevent devices that bear important services from becoming nodes on the backup link, you can run the ospfv3 frr block command on the devices. In this manner, services on the devices are not affected when FRR calculation is performed.


OSPFv3 has been enabled on the interface using the ospfv3 area command.


Before configuring OSPFv3 IP FRR, run the ospfv3 frr block command to block FRR on the specified interface. In this manner, the link connected to the interface is not calculated as a backup link during FRR calculation.


# Block OSPFv3 IP FRR on Vlanfi10.

<HUAWEI> system-view
[~HUAWEI] ospfv3
[*HUAWEI-ospfv3-1] router-id
[*HUAWEI-ospfv3-1] quit
[*HUAWEI] interface vlanif 10
[*HUAWEI-Vlanif10] ipv6 enable
[*HUAWEI-Vlanif10] ospfv3 1 area 0
[*HUAWEI-Vlanif10] ospfv3 frr block

# Block OSPFv3 IP FRR on 10GE1/0/1.

<HUAWEI> system-view
[~HUAWEI] ospfv3
[*HUAWEI-ospfv3-1] router-id
[*HUAWEI-ospfv3-1] quit
[*HUAWEI] interface 10ge 1/0/1
[*HUAWEI-10GE1/0/1] undo portswitch
[*HUAWEI-10GE1/0/1] ipv6 enable
[*HUAWEI-10GE1/0/1] ospfv3 1 area 0
[*HUAWEI-10GE1/0/1] ospfv3 frr block
Updated: 2019-03-21

Document ID: EDOC1000166501

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