HPE 5920 series

220
[Sysname-Vlan-interface100] ipv6 neighbors max-learning-num 10
ipv6 option drop enable
Use ipv6 option drop enable to enable a device to discard IPv6 packets that contain extension
headers.
Use undo ipv6 option drop enable to disable a device from discarding IPv6 packets that contain
extension headers.
Syntax
ipv6 option drop enable
undo ipv6 option drop enable
Default
A device does not discard IPv6 packets that contain extension headers.
Views
System view
Predefined user roles
network-admin
Usage guidelines
This feature enables a device to discard a received IPv6 packet in either of the following situations:
•
The packet contains a Hop-by-Hop Options header.
•
The packet contains two or more extension headers.
Examples
# Enable the device to discard IPv6 packets that contain extension headers.
<Sysname> system-view
[Sysname] ipv6 option drop enable
ipv6 pathmtu
Use ipv6 pathmtu to configure a static Path MTU for an IPv6 address.
Use undo ipv6 pathmtu to remove the Path MTU configuration for an IPv6 address.
Syntax
ipv6 pathmtu [ vpn-instance vpn-instance-name ] ipv6-address value
undo ipv6 pathmtu [ vpn-instance vpn-instance-name ] ipv6-address
Default
No static Path MTU is configured.
Views
System view
Predefined user roles
network-admin