Dell Force10 S4810P Reference Manual page 1398

Command History
Version 8.3.11.1
Version 8.4.2.1
Version 8.3.7.0
Version 7.6.1.0
Version 7.5.1.0
Version 6.4.1.0
Version 6.2.1.1
Usage The following describes the show spanning-tree rstp guard command shown in
Information the Example below.
Field
Interface Name
Instance
Sts
Guard Type
Example (Brief)
FTOS#show spanning-tree rstp brief
Executing IEEE compatible Spanning Tree Protocol
Root ID Priority 8192, Address 0001.e805.e306
Root Bridge hello time 4, max age 20, forward delay 15
Bridge ID Priority 16384, Address 0001.e801.6aa8
Configured hello time 2, max age 20, forward delay 15
Interface
Name
---------- ------- --- ------- -------------------- --------
Gi 4/0 128.418 128 20000 FWD 20000 16384 0001.e801.6aa8 128.418
Gi 4/1 128.419 128 20000 FWD 20000 16384 0001.e801.6aa8 128.419
Gi 4/8 128.426 128 20000 FWD 20000 8192 0001.e805.e306 128.130
Gi 4/9 128.427 128 20000 BLK 20000 8192 0001.e805.e306 128.131
Interface
Name
----------- ---- ------- --- ------- --------- ----
Gi 4/0 Desg 128.418 128 20000 FWD 20000 P2P
Gi 4/1 Desg 128.419 128 20000 FWD 20000 P2P
Gi 4/8 Root 128.426 128 20000 FWD 20000 P2P
Gi 4/9 Altr 128.427 128 20000 BLK 20000 P2P
FTOS#
Example (EDS,
LBK)
FTOS#show spanning-tree rstp br
Executing IEEE compatible Spanning Tree Protocol
Root ID Priority 32768, Address 0001.e801.6aa8
Root Bridge hello time 2, max age 20, forward delay 15
1398
Introduced on the Z9000.
Added support for the optional guard keyword on the C-Series, S-
Series, and E-Series TeraScale.
Introduced on the S4810.
Introduced on the S-Series.
Introduced on the C-Series.
Expanded to display the port error disable state (EDS) caused by
loopback BPDU inconsistency.
Introduced on the E-Series.
Description
RSTP interface.
RSTP instance.
Port state: root-inconsistent (INCON Root), forwarding (FWD),
listening (LIS), blocking (BLK), disabled (DIS), or shut down (EDS
Shut).
Type of STP guard configured (Root, Loop, or BPDU guard)
PortID Prio Cost Sts Cost
Role PortID Prio Cost Sts Cost
NOTE: "LBK_INC" (bold below) means Loopback BPDU Inconsistency.
Designated
Bridge ID PortID
Link-type Edge
Yes
Yes
No
No