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Description
Adtran Atlas 800 Series HDLC Module 1200222L1 Description:
The Adtran 1200222L1 is an HDLC module for the Adtran Atlas 800. The 1200222L1 provides 128 controllers at 56 / 64 Kbps channels. The HDLC module is required for PRI over T3 applica...