KIRK System 1500

ISDN Interface Card

KIRK ISDN Interface Card Brochure

The 2 Mbps PRA (Primary Rate Access) KIRK ISDN Interface Card is a 32 channel digital interface card to the PBX. The KIRK ISDN Interface Card facilitates signal speech channel concentration, giving a much better usage of the interface capacity.

A KIRK System 1500 with one Wireless Mobility Server with one KIRK ISDN Interface Card handles up to 350 wireless users. In a linked system, with two Wireless Mobility Servers and two KIRK ISDN Interface Cards, the maximum capacity of the system is increased to 700 wireless users.

The ISDN PRA interface has been successfully tested in connection with different brands of PBX's. The protocols available are QSIG 3.0 and NET5.

The KIRK ISDN Interface Card comes in two versions: NET 5 and QSIG.

The KIRK ISDN NET 5 Interface Card offers transparency for the ISDN CLIP function

The KIRK ISDN QSIG Interface Card offers CLIP, Call hold, call waiting, and call transfer.

Both interface cards have been tested against a number of PBXs. Please refer to the Installation guide for an updated list.