ZyXEL Communications XGS2220 Series - 32.3 Flex Link Setup

Chapter 32 Flex Link
XGS2220 Series User’s Guide
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The following table describes the labels in this screen.
32.3 Flex Link Setup
Click PORT > Flex Link > Flex Link Setup to display this screen.
Note: The Flex Link (PORT > Flex Link), STP (SWITCHING > Spanning Tree Protocol), Loop Guard
(SWITCHING > Loop Guard) and Link Aggregation (PORT > Link Aggregation) features
cannot be configured together on the same port. When one of the above functions is
enabled, the Switch will not let you enable the others.
Note: You can configure up to five pairs of flex links.
Figure 154 PORT > Flex Link > Flex Link Setup
The following table describes the labels in this screen.
Table 98 PORT > Flex Link > Flex Link Status
LABEL DESCRIPTION
Index This displays the index number of a flex link pair.
Primary Port This displays the port number of the primary link.
Backup Port This displays the port number of the backup link.
State This displays the link status of the Primary port and Backup port.
Down – The link is down.
Up – The link is up and the port state is FORWARDING.
Standby – The link is up and the port state is BLOCKING.
Note: Only one port can be up in a flex link pair.
Table 99 PORT > Flex Link > Flex Link Setup
LABEL DESCRIPTION
Index This displays the index number of an entry.
Primary Port This displays the port number of the primary link.
Backup Port This displays the port number of the backup link.
Preemption This displays if Preemption is enabled on the flex link pair. If Preemption is enabled, when the
primary port comes back up, the backup port will go into BLOCKING state and the primary
port will go into FORWARDING state after the Preemption Delay Time interval.
Preemption Delay
Time
This displays the preemption delay time configured for this flex link pair.