R3303-HP 6600/HSR6600 Routers Layer 3 - IP Services Command Reference

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ipv6 option drop enable
Use ipv6 option drop enable to enable the device to discard IPv6 packets that contain extension
headers.
Use undo ipv6 option drop to disable the device from discarding IPv6 packets that contain extension
headers.
Syntax
ipv6 option drop enable
undo ipv6 option drop
Default
The device does not discard IPv6 packets that contain extension headers.
Views
System view
Default command level
2: System level
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 a specific IPv6 address.
Use undo ipv6 pathmtu to remove the path MTU configuration for the specified 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
Default command level
2: System level
Parameters
vpn-instance vpn-instance-name: Specifies the MPLS L3VPN to which the path MTU belongs. The
vpn-instance-name argument is a case-sensitive string of 1 to 31 characters. If the path MTU is for the
public network, do not specify this option.
ipv6-address: IPv6 address.
value: Path MTU of a specific IPv6 address in bytes. The value range is 1280 to 10000.