42 CO-LOCATION SERVICES, NAMELY PROVIDING PHYSICALLY-SECURE, POWER PROTECTED DATA CENTERS FOR HOUSING TELECOMMUNICATIONS NETWORK EQUIPMENT; TECHNICAL SUPPORT SERVICES, NAMELY TROUBLESHOOTING OF COMPUTERIZED TELECOMMUNICATIONS HARDWARE AND SOFTWARE AND SOFTWARE EQUIPMENT PROBLEMS VIA TELEPHONE, E-MAIL, AND IN PERSON; INTEGRATION OF TELECOMMUNICATION COMPUTER SYSTEMS AND NETWORKS, NAMELY, NETWORK CROSS CONNECTION SERVICES, INTER-NETWORK INTERFACES, PROTOCOL CONVERSION SERVICES, AND SHARED SWITCHING SERVICES