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Alteon OS Command Reference
The Information Menu
9143W7774, May 2007
/info/l2/cist
Common Internal Spanning Tree Information
NOTE – The sample screens that appear in this document might differ slightly from the screens
displayed by your system. Screen content varies based on the type of BladeCenter unit that you
are using and the firmware versions and options that are installed.
In addition to seeing if Common Internal Spanning Tree (CIST) is enabled or disabled, you can
view CIST bridge information, including the following:
Priority
Maximum age value
Forwarding delay
Common Internal Spanning Tree:
VLANs: 2-4094
Current Root: Path-Cost Port MaxAge FwdDel
8000 00:11:58:ae:39:00 0 0 20 15
Cist Regional Root: Path-Cost
8000 00:11:58:ae:39:00 0
Parameters: Priority MaxAge FwdDel Hops
32768 20 15 20
Port Prio Cost State Role Designated Bridge Des Port Hello Type
----- ---- --------- ----- ---- ---------------------- -------- ----- ----
INT1 0 0 DSB *
INT2 0 0 DSB *
INT3 0 0 FWD *
INT4 0 0 DSB *
INT5 0 0 DSB *
INT6 0 0 DSB *
INT7 0 0 DSB *
INT8 0 0 DSB *
INT9 0 0 DSB *
INT10 0 0 DSB *
INT11 0 0 DSB *
INT12 0 0 DSB *
INT13 0 0 DSB *
INT14 0 0 DSB *
MGT 0 0 FWD *
EXT1 128 20000 FWD DESG 8000-00:11:58:ae:39:00 8011 2 P2P
EXT2 128 20000 DISC BKUP 8000-00:11:58:ae:39:00 8011 2 P2P
EXT3 128 20000 FWD DESG 8000-00:11:58:ae:39:00 8013 2 P2P
EXT4 128 20000 DISC BKUP 8000-00:11:58:ae:39:00 8013 2 Shared
* = STP turned off for this port.