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VWIC3-4MFT-T1/E1
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- Cisco Voice/WAN Card VWIC3-4MFT-T1/E1
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VWIC3-4MFT-T1/E1
Cisco Voice/WAN Card VWIC3-4MFT-T1/E1
$5,060.00
$996.00
41 in Global Warehouse
$996.00
80% off
TRUSTED, TRIED, PROVEN
VWIC3-4MFT-T1/E1 Overview
VWIC3-4MFT-T1/E1 is a WAN interface module designed for integration with Cisco routers, providing robust support for legacy T1/E1 digital circuits and voice connectivity in modern network infrastructures. It delivers four dedicated T1/E1 ports with multi-frame transmission capabilities that facilitate seamless data and voice communication over standard T1/E1 lines.
The module features a modular form factor that fits into dedicated router slots and is engineered for reliable performance in data centers and branch offices. With support for T1/E1 protocols and multi-frame processing, the VWIC3-4MFT-T1/E1 is ideally suited for network environments seeking to upgrade legacy voice and data circuits while ensuring optimal compatibility and efficient utilization of existing telephony infrastructure.
What is the price of VWIC3-4MFT-T1/E1?
Lowest price of VWIC3-4MFT-T1/E1 is $ 996.00. Shop now! Get further exclusive discounts with bulk quotation on VWIC3-4MFT-T1/E1
Explore more options from Network Modules And Cards or explore other Cisco products.
VWIC3-4MFT-T1/E1 Specifications
| Product Type | Network Module / Network Card |
| Module Type | WAN |
| Data Rate | T1/E1 (1.544 Mbps / 2.048 Mbps) |
| Connector Type | T1/E1 Interface |
| Supported Protocols | T1/E1 Framing and Signaling |
| Form Factor | Modular |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | N/A |
| Compatibility | Cisco Routers |
| Max Speed | T1/E1 speeds |
| Supported Features | Multi-Frame Transmission, Voice and Data Integration, Digital Signal Processing |
| Power Consumption | N/A |
| Interface Ports | 4 x T1/E1 Ports |
| Expansion Slots | VWIC Slot |
| Product Name | VWIC3-4MFT-T1/E1 |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
VWIC3-4MFT-T1/E1 Use Case
Branch Office VoIP Migration with Local PSTN Trunking
In a multi-branch enterprise migrating legacy PBX systems to Cisco Unified Communications Manager, the VWIC3-4MFT-T1/E1 installed in Cisco ISR routers provides four channelized T1/E1 interfaces for direct PSTN connectivity. This configuration enables seamless VoIP call routing at each site, reduces telephony operational costs by up to 30%, and centralizes voice management for consistent quality and simplified administration.
High-Availability Voice Network with Active/Standby T1/E1 Failover
For financial institutions demanding 99.999% uptime, deploying dual VWIC3-4MFT-T1/E1 cards in active/standby Cisco ISR routers delivers redundant T1/E1 voice paths. Automatic failover ensures uninterrupted PSTN service during WAN or network failures, minimizing call drops, enhancing business continuity, and meeting stringent SLA requirements.
Scalable Contact Center Channel Expansion via T1/E1 Trunks
A growing contact center leverages VWIC3-4MFT-T1/E1 modules in Cisco ASR 1000 Series routers to provision up to 96 simultaneous PSTN voice channels across four T1 trunks. This high-density voice solution supports rapid call volume growth, optimizes rack space utilization, and streamlines capacity planning for efficient operations.
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 Routers | Cisco Integrated Services Routers | Cisco Routers |
| Connector Type | T1/E1 Interface | RJ-48 | T1 Coaxial Connector | RJ-48 | Modular G.703 Connector |
| Data Rate | T1/E1 (1.544 Mbps / 2.048 Mbps) | T1: 1.544 Mbps / E1: 2.048 Mbps | 1.544 Mbps | 1.544Mbps (T1) / 2.048Mbps (E1) | 1.544Mbps/2.048Mbps |
| Depth | N/A | N/A | N/A | N/A | N/A |
| Expansion Slots | VWIC Slot | NIM | VWIC | VWIC Slot | VWIC Slot |
| Form Factor | Modular | Modular | Modular (VWIC) | Modular | Modular |
| Height | N/A | N/A | N/A | N/A | N/A |
| Input Voltage | N/A | N/A | 3.3V | N/A | N/A |
| Interface Ports | 4 x T1/E1 Ports | T1/E1 | T1 | T1/E1 | G.703 |
| Max Speed | T1/E1 speeds | N/A | 1.544 Mbps per channel | 1.544Mbps (T1) / 2.048Mbps (E1) | 1.544Mbps/2.048Mbps |
| Module Type | WAN | T1/E1 WAN | T1 Interface Card | T1/E1 WAN 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 | VWIC-2MFT-T1-DIR | VWIC3-1MFT-T1/E1 | VWIC3-2MFT-G703 |
| Product Type | Network Module / Network Card | WAN Module | WAN Module | WAN Module | Voice WAN Interface Card |
| 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 | Digital signal conversion, voice and data integration | T1/E1 Framing, Clock Recovery, Signaling (CAS, FDM) | G.703 framing, DS0 mapping |
| Supported Protocols | T1/E1 Framing and Signaling | TDM | TDM / T1 PRI / CAS | T1/E1 | G.703 |
| 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 VWIC3-4MFT-T1/E1 card?
A
The Cisco VWIC3-4MFT-T1/E1 is a four-port Multi-Flex T1/E1 voice and WAN interface card designed for use in Cisco Integrated Services Routers (ISRs).
Q
Which Cisco router series support the VWIC3-4MFT-T1/E1?
A
The VWIC3-4MFT-T1/E1 is supported on Cisco ISR 4000, 3900, 2900, 2800, 1800, and 1900 series routers running compatible IOS releases.
Q
How many ports does the VWIC3-4MFT-T1/E1 provide?
A
The VWIC3-4MFT-T1/E1 provides four independent Multi-Flex ports that can be configured as T1 or E1 interfaces.
Q
Does the VWIC3-4MFT-T1/E1 support both T1 and E1 interfaces?
A
Yes, each of the four Multi-Flex ports on the VWIC3-4MFT-T1/E1 card can be individually configured for T1 (1.544 Mbps) or E1 (2.048 Mbps) operation.
Q
What cables and connectors are compatible with VWIC3-4MFT-T1/E1?
A
The VWIC3-4MFT-T1/E1 uses RJ-48C connectors for T1 and RJ-45 connectors for G.703 E1 signaling with standard Cisco T1/E1 patch cables.
Q
How do I install the VWIC3-4MFT-T1/E1 card?
A
Power down the router, slide the VWIC3-4MFT-T1/E1 into an available WIC slot until it clicks, secure the faceplate, then power on the router.
Q
Which Cisco IOS software versions support VWIC3-4MFT-T1/E1?
A
The VWIC3-4MFT-T1/E1 requires Cisco IOS 12.4(15)T or later on ISR 2900/3900 and IOS XE 16.x or later on ISR 4000 series.
Q
How do I configure a T1/E1 interface on VWIC3-4MFT-T1/E1?
A
Enter global configuration mode, specify the serial interface (for example, interface Serial0/0/0:15), set framing and line code (e.g. framing esf, linecode ami), then apply clock source.
Q
Can the VWIC3-4MFT-T1/E1 support channelized T1/E1 circuits?
A
Yes, the VWIC3-4MFT-T1/E1 supports channelized T1/E1, allowing per-timeslot configuration for voice (DS0) or data on each port.
Q
What are the interface bandwidth specifications for VWIC3-4MFT-T1/E1?
A
Each T1 interface delivers up to 1.544 Mbps and each E1 interface delivers up to 2.048 Mbps, with aggregate bandwidth of up to 8×1.544 Mbps or 8×2.048 Mbps.
Q
What are the power and environmental requirements for VWIC3-4MFT-T1/E1?
A
The card consumes approximately 5 W, operates at 0–45 °C ambient temperature, and supports up to 85% non-condensing relative humidity.
Q
What support and warranty options are available for VWIC3-4MFT-T1/E1?
A
Cisco provides a limited lifetime warranty with 90 days of software updates; extended support and hardware replacement are available via Cisco SMARTnet contracts.
Q
Where can I purchase genuine Cisco VWIC3-4MFT-T1/E1 cards?
A
You can purchase authentic VWIC3-4MFT-T1/E1 cards through Cisco authorized resellers, Cisco’s online store, or certified distribution partners.
Q
Can VWIC3-4MFT-T1/E1 handle voice and data traffic simultaneously?
A
Yes, by configuring channelized timeslots you can carry both voice (DS0 circuits) and data over the same T1/E1 physical interfaces.
Q
How does VWIC3-4MFT-T1/E1 enhance voice quality and network performance?
A
By providing dedicated T1/E1 channels with hardware-based clocking and jitter buffering, the VWIC3-4MFT-T1/E1 minimizes latency and packet loss for superior voice quality.
Q
How can I troubleshoot link synchronization issues on VWIC3-4MFT-T1/E1?
A
Use ‘show controllers serial’ to verify clock source and framing, ensure correct cabling, check IOS debug logs for ‘hdlc’ or ‘g703’ errors, and confirm CSU/DSU status.
