Dell Force10 Z9000 FTOS Command Line Reference Guide for the Z9000 System FTOS - Page 1280
LBK_INC bold below means Loopback BPDU Inconsistency., Series, and E-Series TeraScale.
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Page 1280 highlights
Command History Usage Information Example (Brief) Example (EDS, LBK) 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 Introduced on the Z9000. Added support for the optional guard keyword on the C-Series, SSeries, 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. The following describes the show spanning-tree rstp guard command shown in the Example below. Field Description Interface Name RSTP interface. Instance RSTP instance. Sts Port state: root-inconsistent (INCON Root), forwarding (FWD), listening (LIS), blocking (BLK), disabled (DIS), or shut down (EDS Shut). Guard Type Type of STP guard configured (Root, Loop, or BPDU guard) 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 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 FTOS# NOTE: "LBK_INC" (bold below) means Loopback BPDU Inconsistency. 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 1280
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1,168
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