To open a TAC request, you must first register for a Cisco.com user ID. Your contract number must be associated with a Cisco.com user ID. You can do so by visiting the "Access Restricted Content" tab in the Cisco.com Profile Manager. If you don't know your contract number, please contact your Cisco partner or account representative.
Once you have a Cisco.com user ID, you may initiate or check on the status of a support case online or by contacting the TAC by phone: