• Cisco CAB-SS-X21MT blue DVI cable with metal connectors and X.21 DB15 housing
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Cisco

Cisco CAB-SS-X21MT | Smart Serial to X.21 DTE Male Serial WAN Cable

CAB-SS-X21MT

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Description

This Smart Serial to X.21 (DB15) DTE male serial WAN cable connects a compatible router serial interface to X.21 equipment. The X.21 DTE, male termination suits point-to-point WAN links where the router operates as data terminal equipment. It is a practical choice for legacy serial WAN deployments and for replacing or adding to existing serial cabling.

Enquire with XS Network Tech for new or used pricing and availability.

Features

- Smart Serial to X.21 (DB15) conversion for serial WAN links
- DTE configuration with male X.21 connector
- Suited to legacy point-to-point serial WAN connections

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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Technical Specifications

FAQs

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Technical Specifications

- Cable type: Serial WAN cable
- Router-side connector: Smart Serial
- Far-end connector: X.21 (DB15), male
- Interface mode: DTE

FAQs

Q: What does this cable connect?
A: It connects a Smart Serial interface on a compatible router to X.21 (DB15) serial equipment using a DTE, male connector.

Q: Is this cable DTE or DCE?
A: This cable is the X.21 DTE version with a male DB15 connector.

Q: What type of link is it used for?
A: It is used for serial WAN connections where the router interface needs to attach to X.21 equipment.

Q: Does the connector type matter when ordering?
A: Yes. The X.21 DTE, male termination must match the equipment at the far end, so confirm the connector gender and DTE or DCE role before purchase.

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