ZyXEL Communications XGS-4526 - Manual (Page 267)

Chapter 27 Loop Guard
XGS-4526 User’s Guide
267
port N. The Switch will shut down port N if it detects that the probe packet has
returned to the Switch.
Figure 135 Loop Guard - Network Loop
Note: After resolving the loop problem on your network you can re-activate the
disabled port via the web configurator (see Section 8.7 on page 89 ) or via
commands (see the Ethernet Switch CLI Reference Guide ) .
27.2 Loop Guard Setup
Click Advanced Application > Loop Guard in the navigation panel to display the
screen as shown.
Note: The loop guard feature can not be enabled on the ports that have Spanning
Tree Protocol (RSTP, MRSTP or MSTP) enabled.
Figure 136 Advanced Application > Loop Guard
A
P
P
N
P