Command Line Reference Guide

Rapid Spanning Tree Protocol (RSTP) | 903
Command Modes
EXEC
EXEC Privilege
Command
History
Example 1
Figure 35-4. show spanning-tree rstp brief Command
Version 8.3.5.0 Introduced on S55
Version 7.6.1.0 Support added for S-Series
Version 7.5.1.0 Support added for C-Series
Version 6.4.1.0 Expanded to display port error disable state (EDS) caused by loopback BPDU
inconsistency
Version 6.2.1.1 Introduced for E-Series
Force10#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 Designated
Name PortID Prio Cost Sts Cost Bridge ID PortID
---------- -------- ---- ------- --- ------- -------------------- --------
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 Role PortID Prio Cost Sts Cost Link-type Edge
---------- ------ -------- ---- ------- --- ------- --------- ----
Gi 4/0 Desg 128.418 128 20000 FWD 20000 P2P Yes
Gi 4/1 Desg 128.419 128 20000 FWD 20000 P2P Yes
Gi 4/8 Root 128.426 128 20000 FWD 20000 P2P No
Gi 4/9 Altr 128.427 128 20000 BLK 20000 P2P No
Force10#