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It interfaces to the tributary modules and provides cross-connect functionality for the payloads of the tributary modules
the IP 230G features a wealth of features such as an integrated VPN client for remote offices
The Adtran octal ISDN BRI/U module is a network WAN module designed for the Atlas 800 series router
An additional 15 fixed feature keys provide access to help commands such as park and speakerphone
As Allworx's most powerful system with two T1/PRI interfaces
ESI E1 612 Port Expansion Card Modules It interfaces to the tributaryESI E1 612 Port Expansion Card Description: The ESI E1 612 is a first generation port expansion card for IVX 128 phone systems. The ESI 612 adds 6 analog trunks (FXO) and 12 digital extensions (FXS) to a system. The E1 612 is compatible with ESI E Class, X Class, and IVX128 phone systems. The ribbon cable to connect the ESI 612 port card to the phone system is included. ESI E1 612 Features: Adds 6 CO lines to systems Adds 12 digital extensions to
US$ 49.95
US$ 16.95
US$ 44.95
US$ 16.95
