Vertical SBX IP 320 Basic Key Service Unit (BKSU) with PWS 4000-03

Vertical SBX IP 320Basic KSU (BKSU) Key Service Unit with Power Supply, (3) CO Line Ports, one digital station port and (7) hybrid station ports. Includes (1) RS232 port, RJ45 LAN port, (1) MOH RCA, (1) Ext. Page RCA, (2) Relay Contacts. Accepts 4032-00 or 4035-00, VMIB, modem, VOIB.

Questions & Answers

Q: What is the maximum capacity of the SBX IP?

A: The SBX IP is capable of 12 analog CO lines and 48 stations. The basic KSU starts at
3 CO lines and 8 stations and can expand by an additional 3 CO lines and 8 stations for a
maximum of 6 CO lines and 16 stations. An expansion KSU can be added to the basic
KSU. The expansion KSU starts at 3 CO lines and 16 digital stations and can expand by
an additional 3 CO lines and 16 digital stations for a maximum of 6 CO lines and 32
stations providing the maximum capacity of 12x48. If T1/PRI is installed, the maximum
CO capacity increase to 33 (24 T1/PRI and 9 analog CO) can be utilized in this configuration.

Q: What is the VoIP capability of the SBX IP?

A: Up to 8 channels of VoIP can be installed in the SBX IP. These channels can be used
to support IP telephones, IP system networking, and SIP trunks. Note that IP Networking
and the Nomad SP soft phones require license activation.