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4.11.1. Loop Detection Configuration Menu
Press D (command) on the Advanced Switch Configuration menu, and then you
can see Loop Detection Configuration Menu as Figure 4-51. You can configure a
function of detecting and blocking a loop on this screen. For the network configu
-
ration, see section 5.4 for “Example of network configuration with the function of
detecting and blocking a loop and caveats”.
Figure 4-51: Loop Detection Configuration Menu
Screen Description
Global Loop
Detection Status Displays the condition of the function of detecting and blocking a loop.
Enabled
The function of detecting and blocking a loop is enabled.
Disabled The function of detecting and blocking a loop is
disabled(factory default settings).
Port Displays the port-number.
Trunk Displays the group ID of a link aggregation.
Link Display the condition of a link-up.
Up
In the progress of becoming a link-up
Down In the progress of becoming a link-down
State Displays the operation of the function of detecting and blocking a loop.
Forwarding
Packets are transferred normally.
Loop Detect A loop is detected, and a port is blocked.
Loop Detect Displays the condition of the function of detecting and blocking a loop per
port.
Enabled
The function of detecting and blocking a loop is enabled
(factory default settings: Ports from 1 to 24).
Disabled The function of detecting and blocking a loop is disabled
(factory default settings: Ports from 25 to 28).
PNxxxxxx Local Management System
Advanced Switch Configuration -> Loop Detection Configuration Menu
Global Loop Detection Status: Enabled
Port Trunk Link State Loop Detect Mode Recovery Recovery Time
---- ----- ---- ----------- ------------- -------- ---------- ---------------
1 --- Up Forwarding Enabled Block Enabled 60
2 --- Down Forwarding Enabled Block Enabled 60
3 --- Down Forwarding Enabled Block Enabled 60
4 --- Down Forwarding Enabled Block Enabled 60
5 --- Down Forwarding Enabled Block Enabled 60
6 --- Down Forwarding Enabled Block Enabled 60
7 --- Down Forwarding Enabled Block Enabled 60
8 --- Down Forwarding Enabled Block Enabled 60
9 --- Down Forwarding Enabled Block Enabled 60
10 --- Down Forwarding Enabled Block Enabled 60
11 --- Down Forwarding Disabled Block Enabled 60
12 --- Down Forwarding Disabled Block Enabled 60
-------------------------------- <COMMAND> -----------------------------------
[N]ext Page Set Port [L]oop Detect Status
[P]revious Page Set Port Recovery [S]tatus
[E]nable/Disable Loop Detection Set Port Recovery [T]imer
Loop History [I]nformation [Q]uit to previous menu
Command>
Enter the character in square brackets to select option