Also...

• Technical Reference TR 54078 : AT&T Private Line Service OC-48 Service Description & Interface Specification
• Technical Reference TR 54079 : AT&T Private Line Service OC-192 Service Description & Interface Specification
• Technical Reference TR 50075 : AT&T Toll-Free Transfer Connect^sm Service
• More information has been added to our list of Certified Products
• These Technical Reference documents are available as PDF files:
  • TR 41458: Special Access Connections to the AT&T Network
  • TR 41459: ISDN Primary Rate Interface and Special Application Specification
  • TR 50010: ISDN Basic Rate Interface Reference Guide
  • TR 54077: AT&T Private Line Service OC-12
• AT&T Technical Advisory: Avaya Best Services Routing (BSR) and the AT&T Network
• Expanded FAQ resource