D-Link DGS-6600-48TS Configuration Guide - Page 139
Configuring a Single Spanning Tree Instance, Displaying and Verifying STP Protocol Operations
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Volume 3-Layer 2 Configurations / Chapter 14-Spanning Tree Protocol (STP) Configuration STP Configuration Commands In the following example, the user displays the STP settings when the Switch is operating in MSTP mode: DGS-6600:2#show spanning-tree mst Spanning tree Forwarding BPDU Operational Configured : Enabled, Mode : MSTP : Disabled : Forward delay 15, Max age 20 : Forward delay 15, Max age 20 Max hops 20, Transmit Hold count 6 >>>>> MST0 vlans mapped: 1,4-4094 Bridge address: 00-12-85-26-05-00, Priority: 32768 (32768 sysid 0) Designated Root: address: 00-54-85-26-05-00, Priority: 4096 (4096 sysid 0) Root port: eth3.7, External Root path cost: 2000 Regional Root: address: 00-54-85-26-05-00, Priority: 32768 (32768 sysid 0) Designated Bridge: address: 00-54-85-26-05-00, Priority: 4096 (4096 sysid 0) Topology Changes Count : 2 codes - F: Fast forwarding is configured as enabled, Configured Link type: A - Auto, S- Shared, P- Point to point Interface --------FA eth3.3 FA eth3.5 A eth3.6 A eth3.7 Role ---------designated backup backup root State ---------forwarding blocking blocking forwarding Cost ------ 20000 200000 200000 2000 Priority .Port# --------128.3 128.5 128.6 128.9 Link Type -----p2p p2p shared p2p Edge -------edge non-edge edge edge >>>> MST2 vlans mapped: 2-3 Bridge address:00-12-d9-87-47-00, Priority: 32770 (32768 sysid 2) Designated Root: address: 00-54-85-26-05-00, Priority: 4096 (4096 sysid 2) Regional Root: address: 00-54-85-26-05-00, Priority: 32768 (32768 sysid 2) Internal Root path cost: 2000 Designated Bridge: address: 00-54-85-26-05-00, Priority:32768 (32768 sysid 2) Topology Changes Count : 2 Remaining Hops : 19 Interface --------FA eth3.9 P eth3.10 A eth3.11 A eth3.12 DGS-6600:2# Role ---------designated backup backup root State ---------forwarding blocking blocking forwarding Cost ------ 20000 200000 200000 2000 Priority .Port# --------128.9 128.10 128.11 128.12 Link Type -----p2p p2p shared p2p Edge -------edge non-edge edge edge Configuring a Single Spanning Tree Instance The following topics are included in this section: • Specifying the Bridge Priority • Specifying per Port Priority • Specifying per Port Path Cost • Specifying the Timers • Displaying and Verifying STP Protocol Operations DGS-6600 Configuration Guide 139
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