R3102-R3103-HP 6600/HSR6600 Routers Layer 3 - IP Services Command Reference

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[Sysname-Tunnel3]
Related commands
• display interface tunnel
• display ipv6 interface tunnel
• source
• destination
• tunnel-protocol
ipv6 mtu
Use ipv6 mtu to set the MTU for IPv6 packets on a tunnel interface.
Use undo ipv6 mtu to restore the default.
Syntax
ipv6 mtu mtu-size
undo ipv6 mtu
Default
The MTU is 1500 bytes.
Views
Tunnel interface view
Default command level
2: System level
Parameters
mtu-size: MTU for IPv6 packets on the interface, in the range of 1280 to 1500 bytes.
Examples
# Set the MTU for IPv6 packets on the interface GigabitEthernet 3/1/1 to 1280 bytes.
<Sysname> system-view
[Sysname] interface GigabitEthernet 3/1/1
[Sysname-GigabitEthernet3/1/1] ipv6 mtu 1280
mtu
Use mtu to set the MTU for IPv4 packets on a tunnel interface.
Use undo mtu to restore the default.
Syntax
mtu mtu-size
undo mtu
Default
The MTU is 1500 bytes.