www.cisco.com
Corporate
(800) 553-6387
(408) 526-4000
Tech support
(800) 553-2447
(408) 526-7209
Tech support:
www.cisco.com/warp/public/687/Directory/DirTAC.shtmlwww.cisco.com/public/support/tac/contacts.shtmlTraining/certification information:www.cisco.com/go/certsupport