Cisco Systems 1-slot IP Communications voice and fax Network Module

Cisco Systems NM-HD-1V= Specifications

1-slot IP Communications voice and fax Network Module

Overview

The Cisco IP Communications voice/fax network modules provide enterprises, managed service providers, and service providers the ability to directly connect the public switched telephone network (PSTN) and traditional telephony equipment (private branch exchange [PBX], key system, analog telephones, fax machines, etc.) to Cisco 2800, 2900, 3800 and 3900 Series Unified Communications routers. The Cisco IP Communications voice/fax network module for the Cisco 2600XM Series, Cisco 2691, and Cisco 3600 and 3700 series voice gateway routers enable packet voice technologies including VoIP (H.323, Media Gateway Control Protocol (MGCP), and Session Initiation Protocol (SIP)), voice over Frame Relay, and voice over ATM (ATM Adaptation Layer 2 (AAL2) and AAL5). Supports up to four channels of analog/BRI voice using any supported coder-decoder (codec). (No support for T1/E1 or data WAN.)

Compatibility

See all products Cisco Unified Communications Routers: Cisco 2600 Series Cisco 3600 Series Cisco 3700 Series Cisco 2600XM Series Cisco 2691 Cisco 3600 Series Cisco 3700 Series

Application/Usage

Data Networking Data Networking

Miscellaneous

Four channels of analog/BRI voice using any supported coder-decoder (codec) Features: Voice over Packet Transport: Voice/Fax over IP Voice/Fax over Frame Relay Voice over ATM is supported using AAL2 or AAL5 encapsulation RTP header compression Call Admission Control and PSTN Fallback Advanced QoS mechanisms Voice Features: Echo cancellation Silence suppression, voice activity detection (VAD) Comfort noise generation Private line automatic ring-down (PLAR) Local/advanced voice busy-out Caller ID support Hunt groups across cards Integrated add and drop multiplexer (drop and insert) Channel bank Dial plan mapping Interactive voice response (IVR) support Hoot and Holler over IP Voice Port Interfaces: Support FXS, FXO (includes CAMA), DID, E/M, BRI (S/T) Per port disable Fax and Modem: Fax and modem passthrough Fax relay High-Performance Flexible Digital Signal Processor (DSP) Architecture: Channel capacity Flexible DSP architecture Feature upgrades IP Telephony Voice Gateway Toll Bypass Call Control Signaling Telephony Interface Signaling Support Voice Channel Capacity: 4 any complexity codec   Additional Features: Cisco IOS Software and Platform Support Traditional Circuit-Switched PBX Support