ISDN BRI Dial Backup Module (DIM) for NetVanta 3200/3205, 3305, 4305 Access Routers and NetVanta 1224R/1224STR Switch w/integrated Router. Plug on for NetVanta NIM. Provides ISDN 64kbps or 128kbps network restoral.
Adtran NetVanta ISDN BRI Dial Backup Module
ISDN BRI Dial Backup Module (DIM) for NetVanta 3200/3205, 3305, 4305 Access Routers and NetVanta 1224R/1224STR Switch w/integrated Router. Plug on for NetVanta NIM. Provides ISDN 64kbps or 128kbps network restoral.