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EHWIC-3G-EVDO-S
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EHWIC-3G-EVDO-S
Cisco 3900 Router EHWIC WAN Card EHWIC-3G-EVDO-S
$850.00
$434.00
45 in Global Warehouse
$434.00
49% off
TRUSTED, TRIED, PROVEN
EHWIC-3G-EVDO-S Overview
EHWIC-3G-EVDO-S is a compact 3G EVDO WAN module designed to deliver wireless broadband connectivity to compatible Cisco ISR platforms. It provides EVDO-based mobile data communications, enabling remote and branch offices to maintain high-quality voice and data sessions over cellular networks.
Engineered as a modular WAN card, the EHWIC-3G-EVDO-S slots directly into an EHWIC interface on supported routers. It supports TCP/IP communications and is optimized for use in environments where mobile broadband is needed to extend network connectivity, ensuring efficient deployment in networking and telecommunication scenarios.
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EHWIC-3G-EVDO-S Specifications
| Product Type | WAN Module |
| Module Type | 3G EVDO Wireless WAN Module |
| Data Rate | N/A |
| Connector Type | N/A |
| Supported Protocols | TCP/IP |
| Form Factor | Modular |
| Operating Temperature | N/A |
| Storage Temperature | N/A |
| Input Voltage | N/A |
| Compatibility | Cisco ISR Routers |
| Max Speed | N/A |
| Supported Features | EVDO Mobile Broadband |
| Power Consumption | N/A |
| Interface Ports | N/A |
| Expansion Slots | EHWIC |
| Product Name | EHWIC-3G-EVDO-S |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
EHWIC-3G-EVDO-S Use Case
High-Availability WAN Failover for Remote Branch Offices
In retail and financial institutions with remote or rural branches, the EHWIC-3G-EVDO-S installed in a Cisco 3900 router provides automatic 3G EV-DO backup when primary DSL or fiber links fail. This configuration ensures uninterrupted connectivity for mission-critical services—point-of-sale, VoIP and cloud-hosted applications—delivering 99.9% uptime, minimizing revenue loss and preserving customer trust.
Secure Mobile Workforce Connectivity for Field Service Operations
Utility and telecom companies deploy the EHWIC-3G-EVDO-S in Cisco 3900 routers on service vehicles to maintain persistent 3G data links for remote diagnostics, telemetry and real-time dispatch. By establishing encrypted IPsec VPN tunnels over EV-DO, technicians gain secure access to corporate systems in the field, accelerating issue resolution by 35%, reducing truck rolls and boosting operational efficiency.
Rapid-Deployment Emergency Communication Network
Disaster response teams leverage the EHWIC-3G-EVDO-S in Cisco 3900 routers to create instant, portable 3G broadband links in areas with compromised infrastructure. This on-demand network supports VoIP, GIS mapping and secure data exchange, enabling coordinated relief efforts, improving situational awareness and cutting response times by up to 40% in critical recovery operations.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Compatibility | Cisco ISR Routers | Cisco | Cisco | Cisco Routers | Cisco Integrated Services Routers |
| Connector Type | N/A | N/A | N/A | Modular | RJ-11 |
| Data Rate | N/A | Up to 3.1Mbps | N/A | N/A | N/A |
| Depth | N/A | N/A | N/A | N/A | N/A |
| Expansion Slots | EHWIC | EHWIC | EHWIC | HWIC | EHWIC |
| Form Factor | Modular | EHWIC | Modular | HWIC | EHWIC |
| Height | N/A | N/A | N/A | N/A | N/A |
| Input Voltage | N/A | 3.3V | 3.3V | 3.3V | N/A |
| Interface Ports | N/A | N/A | N/A | N/A | DSL |
| Max Speed | N/A | Up to 3.1Mbps | N/A | N/A | N/A |
| Module Type | 3G EVDO Wireless WAN Module | EHWIC / WAN | WAN | 3G CDMA | DSL |
| Operating Temperature | N/A | 0 to 70°C | 0 to 55°C | 0 to 70°C | 0 to 55°C |
| Power Consumption | N/A | N/A | N/A | N/A | N/A |
| Product Name | EHWIC-3G-EVDO-S | EHWIC-3G-EVDO-B | HWIC-3G-HSPA | HWIC-3G-CDMA-T | EHWIC-VA-DSL-B |
| Product Type | WAN Module | Network Module / Network Card | Network Module / Network Card | WAN Module | WAN Module |
| Storage Temperature | N/A | -40 to 85°C | -40 to 85°C | -40 to 85°C | N/A |
| Supported Features | EVDO Mobile Broadband | N/A | N/A | Voice/Data Transmission | Auto-configuration, Quality of Service |
| Supported Protocols | TCP/IP | TCP/IP | TCP/IP | TCP/IP | DSL, PPP, ATM |
| 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 EHWIC-3G-EVDO-S WAN card?
A
The Cisco EHWIC-3G-EVDO-S is a high-speed, 3G EV-DO WAN interface card designed for Cisco 3900 Series routers, delivering reliable cellular connectivity where wired DSL or T1 are unavailable.
Q
Which Cisco routers support the EHWIC-3G-EVDO-S card?
A
The EHWIC-3G-EVDO-S is compatible with Cisco 3900 Series Integrated Services Routers (ISR), including the 3925, 3945, and 3945E models.
Q
What mobile network standards does the EHWIC-3G-EVDO-S support?
A
The card supports CDMA2000 1xEV-DO Rev. A networks, ensuring uplink speeds up to 1.8 Mbps and downlink speeds up to 3.1 Mbps.
Q
How do I install the EHWIC-3G-EVDO-S in my Cisco 3900 router?
A
Power down the router, insert the EHWIC-3G-EVDO-S into an available EHWIC slot, secure the retaining screw, replace any covers, and power the router back on.
Q
How do I configure the EHWIC-3G-EVDO-S for basic connectivity?
A
Use the router CLI: enter interface cellular 0/0/0, set dialer pool 1, configure dialer string and APN, then apply ‘ip address negotiated’ and ‘no shutdown’ commands.
Q
What SIM or RUIM card is required for the EHWIC-3G-EVDO-S?
A
The EHWIC-3G-EVDO-S uses a standard RUIM (Removable User Identity Module) card from your CDMA carrier; no SIM adapter is needed.
Q
Can the EHWIC-3G-EVDO-S act as a WAN failover solution?
A
Yes, you can configure the EHWIC-3G-EVDO-S as a secondary WAN link using Cisco IOS IP SLA and object tracking for automatic failover.
Q
What are the power requirements for the EHWIC-3G-EVDO-S?
A
The card draws a maximum of 5 W from the router’s backplane and operates within the standard Cisco EHWIC power budget.
Q
Which carriers are compatible with the EHWIC-3G-EVDO-S?
A
It is compatible with major CDMA carriers in North America, including Verizon, Sprint, and regional operators supporting EV-DO Rev. A.
Q
Does the EHWIC-3G-EVDO-S support voice calls or SMS?
A
No, the EHWIC-3G-EVDO-S supports data-only EV-DO services and does not provide voice or SMS functionality.
Q
How do I verify the EHWIC-3G-EVDO-S connection status?
A
Use ‘show cellular 0/0/0 all’ in the CLI to view signal strength, registration state, APN, and data session statistics.
Q
What environmental conditions does the EHWIC-3G-EVDO-S require?
A
The card operates between 0°C and 40°C with up to 90% relative humidity non-condensing, per Cisco environmental specifications.
Q
Is advanced security supported on the EHWIC-3G-EVDO-S?
A
Yes, the card supports Cisco IOS security features such as VPN, IPsec, and firewall filtering to protect cellular traffic.
Q
How do I update the firmware on the EHWIC-3G-EVDO-S?
A
Upload the latest Cisco IOS image supporting the EHWIC-3G-EVDO-S, then reload the router; the firmware on the module updates automatically.
Q
What troubleshooting steps resolve common EHWIC-3G-EVDO-S issues?
A
Verify RUIM activation, check antenna connections, confirm carrier coverage, review ‘show cellular’ output, and ensure correct dialer-profile settings.
Q
Where can I purchase the Cisco EHWIC-3G-EVDO-S card?
A
Authorized Cisco resellers, online marketplaces such as Cisco’s official store, and certified network hardware distributors stock the EHWIC-3G-EVDO-S.
