Northern Telecom NTBX02AA 49 Circuit Board Card Module NOS

Northern Telecom NT4R45AA 12 Circuit Board Card Module NOS

New Northern Telecom QPC720F B PRI Circuit Board Card Module NOS

Northern Telecom QPC60F 500 Line Circuit Board Card Module NOS

New Northern Telecom Nortel NT6D65AA Rise 11 CNI Circuit Board Card Module NOS

Northern Telecom QPC584L E R009 MSI Circuit Board Card Module NOS

Northern Telecom DID NT5B37GA-93 Trunk Card Circuit Board Module Nortel

Northern Telecom QPC43R D J2NW Periph Snlg Circuit Board Card Module NT NOS