Make sure switches have the CMS software. Would like something like the following:
switch_2950_1#dir
Directory of flash:/
2 -rwx 109 Jan 05 2005 12:46:59 -08:00 info
3 -rwx 3086328 Jan 05 2005 12:48:44 -08:00 c2950-i6q4l2-mz.121-22.EAn
4 drwx 3968 Jan 05 2005 12:49:18 -08:00 html
337 -rwx 109 Jan 05 2005 12:49:52 -08:00 info.ver
338 -rwx 2334 Apr 25 2005 13:32:00 -08:00 config.text
339 -rwx 5 Apr 25 2005 13:32:00 -08:00 private-config.text
7741440 bytes total (3170816 bytes free)
On command switch need:
cluster enable cluster_name 0
cluster member 1 mac-address xxx.xxx.xxx (Mac of Member Switch)
cluster member 2 mac-address xxx.xxx.xxx
On member switch need:
cluster commander-address xxx.xxx.xxx member 1 name cluster_name vlan 1 (Mac of Command Switch)
Also take a look at the following: