VIC2-2FXO connected to analog PBX port

[calin]

Good afternoon. I have a 2801 connected to a traditional analog PBX trunk using loopstar signal. When a call originating from the PSTN hangs-up, the connection between the PBX and the 2801 router remains up. Any ideas? Thanks

[thisisshanky]

Thats due to Supervisory disconnect. You can read more about it here.

http://www.cisco.com/en/US/tech/tk652/tk653/technologies_tech_note09186a00800ae2d1.shtml

Configuration guides -

http://www.cisco.com/en/US/products/sw/iosswrel/ps1834/products_feature_guide09186a00801601ac.html

http://www.cisco.com/en/US/products/sw/iosswrel/ps1839/products_feature_guide09186a0080087b4f.html

HTH