Loopback-Detection Action - HP 6600 Command Reference Manual

undo jumboframe enable
Default
The device allows jumbo frames within a specified length to pass through Layer 2 Ethernet interfaces.
Views
Layer 2 Ethernet interface view, port group view
Default command level
2: System level
Parameters
value: Sets the maximum length of Ethernet frames that are allowed to pass through, in the range of 1536
to 9126. If you set the value argument multiple times, the last configuration takes effect.
Usage guidelines
You can configure the maximum length of jumbo frames in Ethernet interface view or port group view.
Configuration of this command in Ethernet interface view applies only to the current Ethernet
•
interface.
Configuration of this command in port group view applies to all Ethernet interfaces in the port
•
group.
Examples
# Enable jumbo frames to pass through all Ethernet interfaces in port group group1.
<Sysname> system-view
[Sysname] port-group manual group1
[Sysname-port-group-manual-group1] group-member gigabitEthernet 4/0/1
[Sysname-port-group-manual-group1] jumboframe enable
# Enable jumbo frames to pass through GigabitEthernet 4/0/1.
<Sysname> system-view
[Sysname] interface gigabitethernet 4/0/1
[Sysname-GigabitEthernet4/0/1] jumboframe enable

loopback-detection action

Use loopback-detection action to configure the action for loop protection on Ethernet interfaces.
Use undo loopback-detection action to restore the default.
Syntax
loopback-detection action { no-learning | semi-block | shutdown }
undo loopback-detection action
Default
The interface does not receive or send any packets when a loop is detected.
Views
Layer 2 Ethernet interface view, port group view
Default command level
2: System level
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