Adtran ISDN BRI Module IQ TSU 1204004L2by Adtran
Adtran ISDN BRI Module IQ TSU 1204004L2 Description:
The 1204004L2 is a BRI module for the Adtran IQ TSU. The 1204004L2 offers 2 B channels + a D channel through a RJ-45 interface. The module supports 1 B + 1 D channel with 56/64k DDS in an IQ 310. The 1204004L2 re-establishes physical layer and frame relay signalling in the event of primary link failure. loss of LMI, or loss of PVC network restoral independent of router. The Adtran 1204004L2 is compatible with Adtran NetVanta routers.
Adtran 1204004L2 Features:
- Provides 2B+D ISDN BRI dial backup via RJ-45 U-interface (1B+D in IQ 310 with 56/64k DDS NIM)
- Re-establishes physical layer and Frame Relay signaling in the event of primary link failure, loss of LMI, or loss of PVC Network restoral independent of router
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