Quick tech specs
- Voice interface card
- analog ports: 4
- 26XX
- 29XX
- 37XX
- 39XX; ICS 7750
- FXO
- for Cisco 17XX
- 28XX
- 36XX
- 38XX
Know your gear
FXO port is used to connect to PBX or key system, or to provide off-premises connections to PSTN or PTT and supports battery reversal detection and caller ID. These Cisco VICs can be software configured to work in all countries. It is also used to connect to analog CAMA trunk to provide dedicated E-911 service.