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VWIC3-1MFT-G703
- Description:
- Cisco Voice&WAN T1/E1 interface moudle VWIC3-1MFT-G703
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VWIC3-1MFT-G703
Cisco Voice&WAN T1/E1 interface moudle VWIC3-1MFT-...
$676.00
31 in Global Warehouse
$676.00
76% off
TRUSTED, TRIED, PROVEN
VWIC3-1MFT-G703 Overview
VWIC3-1MFT-G703 is a dedicated WAN module designed for integration into Cisco router platforms, providing seamless support for G.703 digital interface standards used in voice and data transmission. Engineered for reliable T1/E1 connectivity, this module delivers the precise signaling and framing required in telecommunications environments without compromise.
Built with a modular form factor for easy installation, the VWIC3-1MFT-G703 is optimized for expanding network interfaces in legacy voice gateways and routers. Its design ensures adherence to industry-standard operating conditions and compatibility with Cisco platforms, making it ideal for upgrading data connectivity in telecom applications.
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VWIC3-1MFT-G703 Specifications
| Product Type | Network Module |
| Module Type | WAN |
| Data Rate | 1.544/2.048 Mbps |
| Connector Type | N/A |
| Supported Protocols | G.703 |
| Form Factor | Modular |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | 3.3V |
| Compatibility | Cisco |
| Max Speed | 2.048Mbps |
| Supported Features | N/A |
| Power Consumption | N/A |
| Interface Ports | N/A |
| Expansion Slots | N/A |
| Product Name | VWIC3-1MFT-G703 |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
VWIC3-1MFT-G703 Use Case
VWIC3-1MFT-G703 Branch Office Voice & Data Convergence
In a global retail enterprise, the VWIC3-1MFT-G703 module on Cisco ISR 4000 routers terminates up to four T1/E1 circuits for simultaneous voice and data transport. By consolidating 60 digital voice channels and WAN connectivity into one interface, the deployment shrinks hardware footprint by 50%, cuts monthly carrier fees by 25%, and simplifies end-to-end network management.
VWIC3-1MFT-G703 High-Density Service Provider Trunking
A tier-1 service provider leverages the VWIC3-1MFT-G703 on Cisco ASR 1000 series platforms to aggregate multiple T1/E1 trunks for carrier-grade PSTN interconnect and VoIP peering. This high-density module supports up to 120 DS0 channels per chassis, delivers 99.999% voice uptime, and accelerates service rollout through unified provisioning under Cisco IOS XR.
VWIC3-1MFT-G703 Unified Communications Disaster Recovery
A financial services firm deploys VWIC3-1MFT-G703 modules in primary and secondary data centers to terminate T1/E1 voice trunks in their Cisco Unified Communications Manager cluster. Automated trunk failover preserves uninterrupted voice traffic during outages, meets strict SLA mandates, and protects mission-critical communications with zero downtime.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Compatibility | Cisco Routers | Cisco Routers | Cisco | Cisco | Cisco |
| Connector Type | T1/E1 Interface | RJ-48 | N/A | RJ-48 | N/A |
| Data Rate | T1/E1 (1.544 Mbps / 2.048 Mbps) | T1: 1.544 Mbps / E1: 2.048 Mbps | 1.544/2.048 Mbps | 1.544 Mbps / 2.048 Mbps | N/A |
| Depth | N/A | N/A | N/A | N/A | N/A |
| Expansion Slots | VWIC Slot | NIM | N/A | N/A | EHWIC |
| Form Factor | Modular | Modular | Modular | Modular | Modular |
| Height | N/A | N/A | N/A | N/A | N/A |
| Input Voltage | N/A | N/A | 3.3V | 3.3V | N/A |
| Interface Ports | 4 x T1/E1 Ports | T1/E1 | N/A | T1/E1 | E1/T1 |
| Max Speed | T1/E1 speeds | N/A | 2.048Mbps | 1.544 Mbps / 2.048 Mbps | N/A |
| Module Type | WAN | T1/E1 WAN | WAN | T1/E1 Module | WAN |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | N/A | N/A | N/A | N/A | N/A |
| Product Name | VWIC3-4MFT-T1/E1 | VWIC-2T1/E1-RAN | VWIC3-1MFT-G703 | VWIC2-1MFT-T1/E1 | VWIC2-1MFT-G703 |
| Product Type | Network Module / Network Card | WAN Module | Network Module | WAN Module | WAN Module |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Supported Features | Multi-Frame Transmission, Voice and Data Integration, Digital Signal Processing | Dual T1/E1 interfaces; Channelized operation | N/A | Framing configuration | N/A |
| Supported Protocols | T1/E1 Framing and Signaling | TDM | G.703 | HDLC, T1/E1 framing | N/A |
| Weight | N/A | N/A | N/A | N/A | N/A |
| Width | N/A | N/A | N/A | N/A | N/A |
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Questions & Answers
Q
What is the Cisco VWIC3-1MFT-G703 interface module?
A
The VWIC3-1MFT-G703 is a Cisco Voice & WAN T1/E1 Interface Module that provides one channelized T1 or E1 port for integrated voice and data services on supported Cisco routers.
Q
Which Cisco routers support the VWIC3-1MFT-G703?
A
The VWIC3-1MFT-G703 is supported on Cisco 1900, 2900, and 3900 Series Integrated Services Routers as well as Cisco ASR 1000 Series platforms running compatible Cisco IOS releases.
Q
What interfaces does the VWIC3-1MFT-G703 provide?
A
The module provides one channelized port that supports up to 24 DS0 channels in T1 mode or 32 DS0 channels in E1 mode for voice and data connectivity.
Q
What data rates are supported by the VWIC3-1MFT-G703?
A
It supports a data rate of 1.544 Mbps for T1 and 2.048 Mbps for E1, delivering reliable performance for both voice and data traffic.
Q
Does the VWIC3-1MFT-G703 support both T1 and E1 interfaces?
A
Yes, the VWIC3-1MFT-G703 automatically negotiates and supports both channelized T1 and E1 interfaces on a single module slot.
Q
Which framing and line coding options are available?
A
For T1 the module supports ESF and D4 framing with AMI or B8ZS line coding; for E1 it supports CRC4 or NoCRC4 framing with AMI or HDB3 line coding.
Q
How do I install the VWIC3-1MFT-G703 module?
A
Power down the router, insert the VWIC3-1MFT-G703 into an available VWIC slot until it clicks, then power on and verify with the "show inventory" or "show module" command.
Q
How do I configure T1/E1 settings on the VWIC3-1MFT-G703?
A
Under interface Serial x/y enter framing (esf or crc4), linecode (b8zs or hdb3), and clock source commands, then apply encapsulation as required by your service provider.
Q
Can the VWIC3-1MFT-G703 run voice and data simultaneously?
A
Yes, the module is channelized to carry both voice and data channels concurrently over the same physical T1 or E1 link.
Q
Is the VWIC3-1MFT-G703 hot-swappable?
A
No, the module is not hot-swappable. Always power off the router before inserting or removing the VWIC3-1MFT-G703 to prevent hardware damage.
Q
What are the operating temperature and humidity ranges?
A
The module operates between 0 °C and 40 °C (32 °F to 104 °F) with 10% to 85% non-condensing relative humidity in a standard commercial environment.
Q
Which Cisco IOS releases support the VWIC3-1MFT-G703?
A
It is supported on Cisco IOS 15.0(1)M and later for Cisco ISR 1900/2900/3900 Series and requires the appropriate voice and WAN feature licenses.
Q
How do I troubleshoot T1/E1 link issues on VWIC3-1MFT-G703?
A
Use commands like "show controller t1" or "show controller e1" to check alarms, CRC errors, and loopback status, and verify cabling and carrier settings.
Q
Can I deploy the VWIC3-1MFT-G703 in a high-availability network?
A
Yes, you can pair it with router-based redundancy protocols such as HSRP or VRRP to achieve WAN link failover for T1/E1 circuits.
Q
What are the typical use cases for VWIC3-1MFT-G703?
A
It’s ideal for small to medium enterprises requiring T1/E1 connectivity for voice gateways, PBX integration, and legacy WAN transport over TDM circuits.
Q
What warranty covers the VWIC3-1MFT-G703?
A
The module is covered by Cisco’s limited lifetime replacement warranty when purchased through authorized Cisco channels.
Q
Where can I purchase the VWIC3-1MFT-G703?
A
You can order the VWIC3-1MFT-G703 through Cisco authorized resellers, the Cisco Store, or certified online marketplaces for genuine hardware and support.