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Cisco notes in its guide to PBX migration, however, that "unless you already have QSIG enabled on your PBX or have a specific need for its additional features and functionality, the cost of upgrading the PBX might be hard to justify if it will be retired within a short period of time." Cisco adds it might be foolish to spend $30,000 on enabling a PBX for QSIG if a company plans to retire the old system in several months.
Transparent voice networking through the international QSIG standard IP transport provides the ability to link multiple PBX systems over managed IP networks regionally, nationally or internationally, thus eliminating the need for separate voice and data networks.
CX950 lowers TCO because one investment supports multiservice Frame Relay access, T1/E1 ATM service, voice over IP, and ISDN QSIG over Frame Relay for remote offices.--Memotec Communications, Inc.
The use of basic primary rate interface and other common channel signaling systems such as DPNSS and QSIG are becoming more important.
Samsung Telecoms has launched a new 'M' version of its IP-enabled communications platform with VoIP and QSIG signalling technologies.
Tadiran Telecom and Cisco Systems, working together to deliver advanced enterprise networking solutions, have developed BRI with QSIG support over Frame Relay for small/remote office locations.
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