l: 6509-VE-Left(config)#int range ten 3/4-5 , ten 5/4-5 6509-VE-Left(config-if-range)#channel-group 10 mode on 6509-VE-Left(config-if-range)#no shut We can now make VSS active. This will cause the switch to reboot and come up in VSS mode. From here on out, you will need to specify ports as chassis/module/port: 6509-VE-Left#switch convert mode virtual *Sep 22 19:07:10.968: %SYS-5-CONFIG I: Configured from console by console This command will convert all interface names to naming convention "interface-type switch-number/slot/port", save the running config to startup-config and Chapter 17: Cisco 6500 Multilayer Switches reload the switch. Do you want to proceed? [yes/no]: yes Converting interface names Building configuration Saving converted configuration to bootflash: Destination filename [startup-config.converted_vs-20090922-190952] [-- lots of boring boot stuff removed --] Initializing as Virtual Switch ACTIVE processor [-- more boring boot stuff removed --] *Sep 22 19:11:46.399: %VSPARSE-4-NO VSL CONFIG: No VSL interface is configured *Sep 22 19:11:45.836: %PFREDUN-6-ACTIVE: Initializing as ACTIVE processor for this switch *Sep 22 19:11:46.584: %VSLP-5-RRP NO PEER: No VSLP peer found. Resolving role as Active *Sep 22 19:11:47.023: %VSLP-2-VSL_DOWN: VSL links down and not ready for any traffic *Sep 22 19:11:49.716: %OIR-SW1_SP-6-CONSOLE: Changing console ownership to route processor After more boring boot stuff, the switch comes online, at which point we can see that all of the interfaces have been renumbered to include the chassis, just like a 3750 stack: 6509-VE-Left#sho ip int brie Interface IP-Address OK? Method Status Protocol Vlan1 unassigned YES NVRAM administratively down down GigabitEthernet1/1/1 unassigned YES NVRAM administratively down down GigabitEthernet1/1/2 unassigned YES NVRAM administratively down down GigabitEthernet1/1/3 unassigned YES NVRAM administratively down down [-- output truncated --] The output of show redundancy indicates that it is running in simplex mode, which means that though we