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ipv6 pathmtu (System view)

Function

The ipv6 pathmtu command configures the path MTU based on the IPv6 address.

The undo ipv6 pathmtu command deletes the configuration.

Format

ipv6 pathmtu ipv6-address [ vpnv6-instance vpnv6-instance-name | vpn-instance vpn-instance-name ] [ path-mtu ]

undo ipv6 pathmtu ipv6-address [ vpnv6-instance vpnv6-instance-name | vpn-instance vpn-instance-name ]

Parameters

Parameter Description Value

ipv6-address

Specifies an IPv6 address. It can be a unicast, multicast, or anycast address in the format of X:X::X:X.

NOTE:

The link-local address does not take effect.

-

path-mtu

Specifies the path MTU.

The value is an integer ranging from 1280 bytes to 10000 bytes. The default value is 1500 bytes.

vpnv6-instance-name

Specifies the name of the VPNv6 instance.

The value is a string of 1 to 31 case-sensitive characters, spaces not supported. When double quotation marks are used around the string, spaces are allowed in the string.

vpn-instance-name

Specifies the name of the VPN instance.

The value is a string of 1 to 31 case-sensitive characters, spaces not supported. When double quotation marks are used around the string, spaces are allowed in the string.

Views

System view

Default Level

2: Configuration level

Usage Guidelines

By default, the path MTU of the IPv6 address is 1500 bytes.

Example

# Set the path MTU of the specified IPv6 address to 1300 bytes.

<sysname> system-view
[sysname] ipv6 pathmtu fe80::12 1300
Copyright © Huawei Technologies Co., Ltd.
Copyright © Huawei Technologies Co., Ltd.
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