Cisco WS-C4003 Software Guide - Page 192
command. The Group 1
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Example VLAN Trunk Configurations Chapter 11 Configuring VLAN Trunks on Fast Ethernet and Gigabit Ethernet Ports Port 1/2 vlans 1005 using portpri 4. Switch_2> (enable) set spantree portvlanpri 1/2 1 50 Port 1/2 vlans 1-39,41-49,51-1004 using portpri 32. Port 1/2 vlans 40,50 using portpri 1. Port 1/2 vlans 1005 using portpri 4. Switch_2> (enable) set spantree portvlanpri 1/2 1 60 Port 1/2 vlans 1-39,41-49,51-59,61-1004 using portpri 32. Port 1/2 vlans 40,50,60 using portpri 1. Port 1/2 vlans 1005 using portpri 4. Switch_2> (enable) Step 13 When you have configured the port-VLAN priorities on both ends of the link, the spanning tree converges to use the new configuration. Check the spanning tree port states on Switch 1 by entering the show spantree command. The Group 1 VLANs should be forwarding on Trunk 1 and blocking on Trunk 2. The Group 2 VLANs should be blocking on Trunk 1 and forwarding on Trunk 2. Switch_1> (enable) show spantree 1/1 Port Vlan Port-State Cost 1/1 1 forwarding 19 1/1 10 forwarding 19 1/1 20 forwarding 19 1/1 30 forwarding 19 1/1 40 blocking 19 1/1 50 blocking 19 1/1 60 blocking 19 1/1 1003 not-connected 19 1/1 1005 not-connected 19 Switch_1> (enable) show spantree 1/2 Port Vlan Port-State Cost 1/2 1 blocking 19 1/2 10 blocking 19 1/2 20 blocking 19 1/2 30 blocking 19 1/2 40 forwarding 19 1/2 50 forwarding 19 1/2 60 forwarding 19 1/2 1003 not-connected 19 1/2 1005 not-connected 19 Switch_1> (enable) Priority -------- 32 1 1 1 32 32 32 32 4 Priority -------- 32 32 32 32 1 1 1 32 4 Fast-Start ---------- disabled disabled disabled disabled disabled disabled disabled disabled disabled Fast-Start ---------- disabled disabled disabled disabled disabled disabled disabled disabled disabled Group-method Group-method Figure 11-3 shows the network after you configure VLAN traffic load-sharing. 11-16 Software Configuration Guide-Catalyst 4000 Family, Catalyst 2948G, Catalyst 2980G, Releases 6.3 and 6.4 78-12647-02