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VWIC3-2MFT-G703
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- Cisco Voice/WAN Card VWIC3-2MFT-G703
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VWIC3-2MFT-G703
Cisco Voice/WAN Card VWIC3-2MFT-G703
$1,117.00
31 in Global Warehouse
$1,117.00
76% off
TRUSTED, TRIED, PROVEN
VWIC3-2MFT-G703 Overview
VWIC3-2MFT-G703 is a WAN interface card purpose‐built for delivering reliable G.703 digital connectivity in demanding network environments. Designed to support standard transmission rates typically associated with T1/E1 interfaces (approximately 1.544Mbps/2.048Mbps), this module features a dedicated modular connector that ensures proper integration into Cisco router platforms for both voice and data applications.
Optimized for use in enterprise branch offices and service provider data centers, the VWIC3-2MFT-G703 enables seamless upgrades to existing network infrastructures. Its modular form factor simplifies installation in compatible router slots while its inherent support for G.703 framing and DS0 mapping addresses the need for robust, high-availability connectivity in critical wide-area networks.
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VWIC3-2MFT-G703 Specifications
| Product Type | Voice WAN Interface Card |
| Module Type | WAN |
| Data Rate | 1.544Mbps/2.048Mbps |
| Connector Type | Modular G.703 Connector |
| Supported Protocols | G.703 |
| Form Factor | Modular |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | N/A |
| Compatibility | Cisco Routers |
| Max Speed | 1.544Mbps/2.048Mbps |
| Supported Features | G.703 framing, DS0 mapping |
| Power Consumption | N/A |
| Interface Ports | G.703 |
| Expansion Slots | VWIC Slot |
| Product Name | VWIC3-2MFT-G703 |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
VWIC3-2MFT-G703 Use Case
Legacy PBX-to-VoIP Migration using VWIC3-2MFT-G703 Cisco Voice/WAN Card
An enterprise migrating from TDM-based PBX to Cisco Unified Communications deploys the VWIC3-2MFT-G703 Cisco Voice/WAN Card with dual G.703 E1/T1 interfaces to bridge legacy voice trunks into the IP network. Benefit: seamless cutover with zero voice downtime, unified call management, and reduced CapEx/OpEx.
Multi-Branch G.703 Voice Aggregation with Cisco VWIC3-2MFT-G703
A nationwide retail chain uses the VWIC3-2MFT-G703 Cisco Voice/WAN Card in ISR routers to aggregate branch office voice traffic over G.703 E1 links into a central data center. Benefit: improved call quality, centralized billing and reporting, and simplified carrier interconnect.
Service Provider Carrier-Grade Voice Trunking with VWIC3-2MFT-G703
A telecom service provider integrates the VWIC3-2MFT-G703 Cisco Voice/WAN Card into ASR routers for high-availability G.703 E1/T1 voice trunking services to enterprise customers. Benefit: scalable voice capacity, 99.99% uptime SLA, and full compliance with ITU-T G.703 standards.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Compatibility | Cisco Routers | Cisco | Cisco Routers | Cisco | Cisco Routers |
| Connector Type | T1/E1 Interface | N/A | Modular G.703 Connector | RJ-48 | RJ-48 |
| Data Rate | T1/E1 (1.544 Mbps / 2.048 Mbps) | 1.544/2.048 Mbps | 1.544Mbps/2.048Mbps | 1.544 Mbps / 2.048 Mbps | 1.544 Mbps / 2.048 Mbps |
| Depth | N/A | N/A | N/A | N/A | N/A |
| Expansion Slots | VWIC Slot | N/A | VWIC Slot | N/A | EHWIC |
| Form Factor | Modular | Modular | Modular | Modular | Modular (EHWIC) |
| Height | N/A | N/A | N/A | N/A | N/A |
| Input Voltage | N/A | 3.3V | N/A | 3.3V | 3.3V |
| Interface Ports | 4 x T1/E1 Ports | N/A | G.703 | T1/E1 | 2 x T1/E1 |
| Max Speed | T1/E1 speeds | 2.048Mbps | 1.544Mbps/2.048Mbps | 1.544 Mbps / 2.048 Mbps | N/A |
| Module Type | WAN | WAN | WAN | T1/E1 Module | T1/E1 WAN Module |
| 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 | 5W |
| Product Name | VWIC3-4MFT-T1/E1 | VWIC3-1MFT-G703 | VWIC3-2MFT-G703 | VWIC2-1MFT-T1/E1 | VWIC2-2MFT-T1/E1 |
| Product Type | Network Module / Network Card | Network Module | Voice WAN Interface Card | 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 | N/A | G.703 framing, DS0 mapping | Framing configuration | Digital Voice, Loopback Testing, Framing Conversion |
| Supported Protocols | T1/E1 Framing and Signaling | G.703 | G.703 | HDLC, T1/E1 framing | T1/E1 Framing |
| 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 Voice/WAN Card VWIC3-2MFT-G703?
A
The VWIC3-2MFT-G703 is a Cisco Voice/WAN interface card that supports two multi-format T1/E1/PRI interfaces with G.703 framing for voice and data connectivity.
Q
Which routers are compatible with VWIC3-2MFT-G703?
A
The VWIC3-2MFT-G703 is compatible with Cisco 2800, 2900, 3800, 3900, ISR G2, and ASR 1000 series routers that feature an Enhanced VWIC slot.
Q
What interface speeds does the VWIC3-2MFT-G703 support?
A
This card supports data and voice transmission at full T1 (1.544 Mbps) or E1 (2.048 Mbps) rates on each of its two ports.
Q
Does the VWIC3-2MFT-G703 support PRI and channelized T1/E1?
A
Yes. It supports both channelized T1/E1 for data trunking and ISDN-PRI for voice signaling on each port.
Q
What framing and line coding options are available?
A
The card offers G.703 framing with HDB3 coding for E1 and AMI or B8ZS coding with ESF or D4 framing for T1.
Q
Can I mix T1 and E1 on the same card?
A
No. Both ports must operate on the same interface type; you can select either dual T1 or dual E1 mode in the router configuration.
Q
How do I install the VWIC3-2MFT-G703?
A
Power down the router, insert the VWIC3-2MFT-G703 into an Enhanced VWIC slot, secure the card with screws, and power the router back on.
Q
Which Cisco IOS releases support this card?
A
VWIC3-2MFT-G703 is supported in Cisco IOS 12.4T and later releases, including the Cisco IOS Universal image family.
Q
What power requirements does the VWIC3-2MFT-G703 have?
A
The card draws up to 8 Watts from the router’s chassis; ensure your router’s power supply can accommodate this additional load.
Q
Is the VWIC3-2MFT-G703 hot-swappable?
A
No. You must power down the router before installing or removing the VWIC3-2MFT-G703 to prevent equipment or data damage.
Q
What diagnostic features are available?
A
The card supports built-in diagnostics, including BERT, loopbacks, and status LEDs to verify framing, coding, and link integrity.
Q
Can I use the VWIC3-2MFT-G703 for VoIP and data simultaneously?
A
Yes. You can configure one port for legacy voice (PRI) and the other for data trunking, or deploy both for mixed voice/data on each port.
Q
How many concurrent calls can a VWIC3-2MFT-G703 handle?
A
In ISDN-PRI mode, each port supports up to 23 B-channels for voice, yielding a maximum of 46 simultaneous calls.
Q
What environmental standards does the VWIC3-2MFT-G703 meet?
A
The card complies with RoHS, WEEE, and ETSI environmental directives, operating at 0°C to 40°C (32°F to 104°F).
Q
Does Cisco offer a warranty for the VWIC3-2MFT-G703?
A
Yes. Cisco provides a limited lifetime warranty on the VWIC3-2MFT-G703, subject to Cisco’s standard hardware terms and conditions.
Q
Where can I purchase the VWIC3-2MFT-G703?
A
Authorized Cisco resellers and distributors worldwide carry the VWIC3-2MFT-G703. Check Cisco’s partner locator or contact your local reseller.