Cisco

Cisco VG420-144FXS | Analog Voice Gateway | 144 FXS | SIP/MGCP | T.38 Fax | 2RU rackmount

Cisco VG420-144FXS | Analog Voice Gateway | 144 FXS | SIP/MGCP | T.38 Fax | 2RU rackmount

SKU:VG420-144FXS

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Description

High-density analog voice gateway for large FXS deployments. Seamlessly connects legacy analog phones, faxes, and paging systems to IP telephony environments using open SIP/MGCP call control. Designed for reliable branch or campus analog integration with straightforward management and rack-friendly installation.

Features

- High-density 144-port FXS configuration for large analog footprints
- Standards-based SIP/MGCP interoperability
- T.38 fax relay for reliable faxing over IP
- Enterprise-ready management and security options
- Rack-optimized 2RU design for data center or telecom rooms

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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FAQs

Technical Specifications

FAQs

Q: What types of analog devices can I connect?
A: FXS ports support analog phones, fax machines, analog modems, and paging adapters.

Q: Which call-control protocols are supported?
A: The gateway supports SIP and MGCP for integration with standards-based IP telephony platforms.

Q: Does this unit support fax?
A: Yes, it supports T.38 fax relay as well as fax pass-through (compatibility can vary by call-control configuration).

Q: Is special licensing required?
A: Analog FXS operation typically does not require per-port licenses on the gateway; consult your call-control platform for any required endpoint or feature licenses.

Q: Can it be rack mounted?
A: Yes, it is a 2RU, 19-inch rack-mountable chassis.

Technical Specifications

- Analog interfaces: 144x FXS ports
- Signaling protocols: SIP, MGCP
- Fax support: T.38 and pass-through
- Use case: Connect analog phones, fax machines, modems, paging
- Form factor: 2RU, 19-inch rack-mountable
- Voice features: caller ID, call waiting, hotline, polarity reversal (platform-dependent)
- Management: console/SSH, web/HTTP(S) (platform-dependent)
- Networking: Gigabit Ethernet connectivity (platform-dependent)
- Security: secure management via SSH/HTTPS (platform-dependent)
- Power: AC-powered (model-dependent options)
- Operating environment: enterprise/campus/branch analog integration
- Compatibility: interoperates with leading IP PBX and call-control platforms

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