Configuration Guide User guide

350 FastIron Configuration Guide
53-1002494-02
Hitless stacking
Displaying information about hitless stacking
Use the show stack command to view information pertinent to a hitless stacking switchover or
failover. The command output illustrates the Active and Standby Controllers, as well as the
readiness of the Standby Controller to take over the role of Active Controller, if needed.
NOTE
The text in bold highlights the information added for hitless stacking failover and switchover. For a
description of the fields in this output, refer to “Field descriptions for the show stack command” on
page 295.
Displaying information about stack failover
Use the show stack failover command to view information about rapid failover. The following
command output is from a Brocade ICX 6610 device.
Displaying information about link synchronization status
Use the show stack link-sync status command to view the status of the link synchronization. The
following command output is from a Brocade ICX 6610 device.
Brocade#show stack link-sync status
STACKING_LINK_GLOBAL_CTRL messages sent: 0, received: 0
STACKING_LINK_INDIVIDUAL_CTRL messages sent: 359, received: 0
STACKING_LINK_STATUS messages sent: 22300, received: 128883
STACKING_POE_SCTRL messages sent: 0, received: 0
STACKING_POE_STATUS messages sent: 0, received: 0
Brocade#show stack
alone: standalone, D: dynamic config, S: static config
ID Type Role Mac Address Pri State Comment
1 S FCX624S active 00e0.5200.2900 128 local Ready
2 S FCX624S standby 00e0.5200.0100 128 remote Ready
3 S FCX624SPOE member 00e0.5288.8888 50 remote Ready
4 S FCX624S member 0000.0000.0000 128 reserve
active standby
+---+ +---+ +---+
-1/3| 1 |1/5--1/5| 2 |1/3--1/5| 3 |1/3-
| +---+ +---+ +---+ |
| |
|-------------------------------------|
Standby unit 2: protocols ready, can failover or manually switch over
Current stack management MAC is 0000.5200.1100
Brocade#show s tack failo ver
Current standb y is unit 5. state=r eady
Standby u5 - p rotocols r eady, can failover or manually switch ove r