set os-settings advanced-settings ipv6-prefix-selection-mode

In the R81.10.X releases, this command is available starting from the R81.10.05 version.

Description

Add support for continuous listening for Router-Advertisements and dynamic update of IPv6-prefix, and provide several methods to select the IPv6-prefix.

See also:

In WebUI, this corresponds to:

Click the Device view > Advanced section > Advanced Settings page.

Syntax

set os-settings advanced-settings ipv6-prefix-selection-mode <mode>

Parameters

Parameter

Description

mode

Router preference: Select the IPv6 prefix with the highest preference.

  • router-pref-oldest (default) - If there is more than one prefix with the same preference, select the oldest one unless its remaining lifetime is less than one hour.

  • router-pref-newest - If there is more than one prefix with the same preference, select the newest one.

Preferred lifetime: Select the IPv6 prefix with the highest preferred lifetime value.

  • pref-lifetime-oldest - If there is more than one prefix with the same preferred lifetime, select the oldest one.

  • pref-lifetime-newest - If there is more than one prefix with the same preferred lifetime, select the newest one.

Example Command

set os-settings advanced-settings ipv6-prefix-selection-mode pref-lifetime-oldest