NM-HDV2-2T1/E1 | Cisco High-Density Digital Voice/Fax Module
Cisco · HMIs & Displays
Description The Cisco NM-HDV2-2T1/E1 is a high-density digital voice/fax network module for Cisco ISR routers, featuring two integrated T1/E1 ports. It supports digital voice, fax, and data services, making it ideal for enterprise voice gateways and unified communications deployments. Technical Specifications Condition New/Never Used Surplus Brand Cisco Category Computer Part Number NM-HDV2-2T1/E1 Subcatecory Computer Accessory Product Type IP Communications High-Density Digital Voice Network Module Supported Interfaces 2 T1/E1 Compatible Routers Cisco 2800, 3800 Series Voice Channels Up to 60 per module WAN Protocols Frame Relay, PPP, HDLC Voice Features Integrated Digital Voice, Echo Cancellation, Voice Activity Detection Enhanced DSP One DSP (Digital Signal Processor) Module Slot Power Options Inline Power Support Input Voltage 90-265 VAC Operating Temperature 0 to 40°C (32 to 104°F) Storage Temperature -20 to 65°C (-4 to 149°F) Relative Humidity (Operating) 5% to 95% Non-condensing Dimensions 30.5 cm x 21.6 cm x 4.1 cm Weight 1 kg Information About NM-HDV2-2T1/E1 The Cisco NM-HDV2-2T1/E1 is a High-Density Digital Voice/Fax Network Module designed for Cisco Integrated Services Routers (ISR), offering robust support for digital voice and fax applications over T1 or E1 interfaces. With two onboard T1/E1 ports, this module enables high-capacity digital trunking for voice gateway deployments, integrating seamlessly into enterprise and service provider environments. It is engineered for scalability, flexibility, and efficient use of chassis slots, supporting advanced voice processing and digital signaling features for unified communications. Key Features: Type: Network Module (NM) for Digital Voice and Fax Series: Cisco High-Density Voice/Fax Modules Category: Voice Interface Module Subcategory: High-Density T1/E1 Digital Trunk Module Functionality: Enables digital voice and fax services over T1/E1 trunks; supports PSTN and PBX integration Port Count: 2 x T1/E1 ports (software configurable) Interface Type: RJ-48C connectors for T1/E1 Media Type: Copper (twisted pair) Voice Protocol Support: ISDN PRI, CAS, VoIP, SIP, H.323 Call Capacity: Supports up to 60 digital voice channels (30 per T1/E1) DSP Support: Requires and supports PVDM2 DSP modules for voice processing Form Factor: Network Module (NM); fits NM slots on supported Cisco routers (e.g., Cisco 2800 and 3800 Series) Software Compatibility: Cisco IOS® with voice feature sets Operating Temperature Range: 0 °C to +40 °C (32 °F to 104 °F) Construction: Ruggedized board with embedded T1/E1 ports and expansion slots for DSPs Standards Compliance: T1 (ANSI T1.403), E1 (ITU G.703), ISDN PRI, CAS, RoHS, CE, FCC The Cisco NM-HDV2-2T1/E1 is a flexible, scalable voice gateway solution ideal for organizations needing reliable digital voice trunking over T1/E1 lines. Its modular design and DSP scalability make it a key component in deploying enterprise-grade voice services and unified communications platforms.
Brand: Cisco · Category: HMIs & Displays
Key features
- Type: Network Module (NM) for Digital Voice and Fax
- Series: Cisco High-Density Voice/Fax Modules
- Category: Voice Interface Module
- Subcategory: High-Density T1/E1 Digital Trunk Module
- Functionality: Enables digital voice and fax services over T1/E1 trunks; supports PSTN and PBX integration
- Port Count: 2 x T1/E1 ports (software configurable)
- Interface Type: RJ-48C connectors for T1/E1
- Media Type: Copper (twisted pair)
- Voice Protocol Support: ISDN PRI, CAS, VoIP, SIP, H.323
- Call Capacity: Supports up to 60 digital voice channels (30 per T1/E1)
- DSP Support: Requires and supports PVDM2 DSP modules for voice processing
- Form Factor: Network Module (NM); fits NM slots on supported Cisco routers (e.g., Cisco 2800 and 3800 Series)
- Software Compatibility: Cisco IOS® with voice feature sets
- Operating Temperature Range: 0 °C to +40 °C (32 °F to 104 °F)
- Construction: Ruggedized board with embedded T1/E1 ports and expansion slots for DSPs
- Standards Compliance: T1 (ANSI T1.403), E1 (ITU G.703), ISDN PRI, CAS, RoHS, CE, FCC
Specifications
| Manufacturer part number | NM-HDV2-2T1/E1 |
|---|---|
| Condition | New/Never Used Surplus |
| Brand | Cisco |
| Category | Computer |
| Part Number | NM-HDV2-2T1/E1 |
| Subcatecory | Computer Accessory |
| Product Type | IP Communications High-Density Digital Voice Network Module |
| Supported Interfaces | 2 T1/E1 |
| Compatible Routers | Cisco 2800, 3800 Series |
| Voice Channels | Up to 60 per module |
| WAN Protocols | Frame Relay, PPP, HDLC |
| Voice Features | Integrated Digital Voice, Echo Cancellation, Voice Activity Detection |
| Enhanced DSP | One DSP (Digital Signal Processor) Module Slot |
| Power Options | Inline Power Support |
| Input Voltage | 90-265 VAC |
| Operating Temperature | 0 to 40°C (32 to 104°F) |
| Storage Temperature | -20 to 65°C (-4 to 149°F) |
| Relative Humidity (Operating) | 5% to 95% Non-condensing |
| Dimensions | 30.5 cm x 21.6 cm x 4.1 cm |
| Weight | 1 kg |
| Product type | High-Density Digital Voice/Fax Module |
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