IP500 Analog Trunk Card V2

These cards can be added to an IP500 base card to provide that card with support for 4 loop-start analog trunks.

This card can be fitted to any non-combo IP500 base card except the IP500 4-Port Expansion card.

•Ports/Channels
4 Loop-start analog trunk ports. Connections via the host IP500 base card.

•DTMF, ICLID and busy tone detection.

•Over-voltage/lightning protection (may still require additional protection equipment).

•DTMF and LD (loop disconnect) dialing.

•Echo cancellation.

•Echo Cancellation
Echo cancellation manually selectable to either On or Off. The default is On. The IP500 Analog Trunk Card V2 also supports echo reduction which is set to On by default.

•Service Status/Line Status Indication
Automatic detection of line status for idle lines. The card LEDs and System Status Application indicate that the individual line is connected and idle or is in use.

•Impedance Matching
This card supports automatic impedance matching at system startup and this mode is enabled by default. Manual or no impedance matching can be used if required. Impedance matching is supported in all locales.

•Voice Activity Detection (VAD)
When enabled, allows the support on analog trunks of functions that require call progress indication, for example the use of mobile twinning. This function does not enable support for mobile call control. The function is not enabled by default.  

•Power Failure Port
During power failure, pins 4 and 5 of port 12 are connected to pins 7 and 8. In addition, when fitted to an IP500 Analog Phone 8 base card, extension port 8 is connected to the analog trunk port 12.

•Subscriptions: None.

•Maximum per Control Unit: 4.

•Minimum Software Level: 8.1 Feature Pack 1+