Adtran Atlas 800 Series Octal ISDN S/T BRI Module 1200343L1 Phone Systems The 3Com VCX V7122 can

The 3Com VCX V7122 can support up to 480 simultaneous voice calls and fax calls at once

Toshiba CTX 670

Provides intelligent call-by-call switching and number substitution

or PRI to FXS Conversions

and 4 single line extensions

Adtran Atlas 800 Series Octal ISDN S/T BRI Module 1200343L1 Phone Systems The 3Com VCX V7122 canAtlas 800 Series Octal S T BRI Module 1200343L1 Description: The Adtran 1200343L1 provides eight ISDN S T interfaces to an Atlas 800 system. The 1200343L1 can emulate a Lucent 5ESS, Nortel DMS 100, National ISDN, or Net 3 Euro ISDN switch. Adtran 1200343L1 Features: Provides eight ISDN S T Interfaces Emulates Lucent 5ESS, Nortel DMS 100, National ISDN, and Net 3 Euro ISDN switch types Supported in ATLAS 800 PLUS, 810 PLUS, 830, and 890