FXO port is used to connect to PBX or key system, or to provide off-premise connections to PSTN or PTT. Supports battery reversal detection and caller ID. These VICs can be software configured to...
The IP Communications High-Density Digital Voice/Fax Network Modules are an addition to the Cisco Systems® IP Communications suite of solutions. The IP Communications High-Density Digital Voice/Fax...
Cisco® 3900 Series Integrated Services Routers build on 25 years of Cisco innovation and product leadership. The new Cisco Integrated Services Routers Generation 2 (ISR G2) platforms are architected...