Cisco

Cisco VG450-72FXS-K9 | Analog Voice Gateway | 72x FXS | 1x SM-X-72FXS (expandable to 144) | SIP/MGCP | T.38 fax | Rack-mount

Cisco VG450-72FXS-K9 | Analog Voice Gateway | 72x FXS | 1x SM-X-72FXS (expandable to 144) | SIP/MGCP | T.38 fax | Rack-mount

SKU:VG450-72FXS-K9

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Description

Analog voice gateway with 72 FXS ports for consolidating phones, faxes, and modems onto an IP network. Ships with one single‑wide 72‑port FXS service module installed, with an additional single‑wide bay available to scale to 144 FXS. Supports SIP/MGCP integration and T.38 fax for dependable faxing.

Features

- 72-port FXS density with simple path to 144 ports
- SIP/MGCP interoperability
- T.38 fax for reliable fax over IP
- Modular expansion via SM-X single-wide bay
- Rack-mount form factor for clean deployments

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: How can I expand from 72 to 144 FXS ports?
A: Install a second SM-X-72FXS module in the available single-wide bay to reach 144 FXS ports.

Q: What call control options are supported?
A: SIP and MGCP are supported for integration with IP PBXs and SIP trunks.

Q: Is T.38 fax supported?
A: Yes, T.38 fax and fax passthrough are supported.

Q: Does it include FXO ports for PSTN lines?
A: This configuration provides FXS only; FXO capability requires installing an appropriate SM-X module in the platform.

Technical Specifications

- Type: Analog voice gateway
- Analog interfaces: 72x FXS (via 1x SM-X-72FXS)
- FXO interfaces: None
- Scalability: Second single-wide SM-X bay available (up to 144 FXS total)
- Call control protocols: SIP, MGCP
- Fax support: T.38 and passthrough
- Mounting: 19-inch rack-mount
- Power: AC input
- Use cases: Mid-size analog handset/fax consolidation, branch aggregation

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