Description
3. Key Technical Specifications
- Ports: 2 x 1000Base-SX (SC connectors, multimode fiber)
- Wavelength: 850 nm
- Memory: 16 MB
- Frame Support: Jumbo Frames
- Compatible Systems: X-Pedition 8000/8600
- Flow Support: Up to 2,000,000 flows per system (with sufficient memory)
- Operating Temperature: 5°C to +40°C
- Dimensions: 6.6 cm H x 43.8 cm W x 38.73 cm D
- Rack Height: 1.5 RU (module form factor)
- Humidity: 5% to 90% RH, non-condensing
4. Product Introduction
The Enterasys SSR-GSX31-02 is a 2-port 1000Base-SX Jumbo Frame module for the X-Pedition 8000 and 8600 switch routers. It provides high-speed multimode fiber connectivity using SC connectors for backbone links and server aggregation in enterprise environments.
Field deployments in X-Pedition systems showed reliable wire-speed Gigabit performance with Jumbo Frame support for large data transfers. This module gives you the exact ports needed without excess density in older chassis still running critical infrastructure.
- SSR-GSX31-02
5. Troubleshooting Quick Reference
| Symptom | Possible Cause | Relevance to this Part | Quick Check Method | Recommendation |
|---|---|---|---|---|
| No link on fiber ports | No fiber or bad SFP-equivalent optics | ✅ High | Verify MMF cable connected; check TX/RX LEDs | Clean SC connectors; test with known-good fiber patch |
| Module not detected in chassis | Slot or firmware mismatch | ✅ High | Check X-Pedition CLI for module status | Confirm installation in compatible 8000/8600 slot |
| High CRC or alignment errors | Dirty fiber or distance exceed | ✅ High | Use “show interfaces” for error counters | Clean ends; ensure <550m on OM2 MMF |
| Jumbo Frames dropped | MTU mismatch on path | ✅ Medium | Ping with large packet size (>1500 bytes) | Set consistent MTU across devices |
| Intermittent connectivity | Power or backplane issue | ❌ Low | Monitor chassis power and temperature | Check redundant PSU and cooling fans |
| No traffic passing | ACL or routing policy | ❌ Low | Review Layer 4 flow tables | Verify policies allow the traffic |
Contact technical support with chassis logs, firmware version, and port statistics if basic checks do not resolve the issue.
6. Frequently Asked Questions (FAQ)
Is the SSR-GSX31-02 still supported? This is an obsolete model from the early 2000s X-Pedition line. We stock limited New Surplus units for maintenance on existing systems. Plan upgrades for long-term reliability.
What fiber type does it use? It supports 1000Base-SX over multimode fiber (50 or 62.5 micron) with SC connectors. Typical reach is up to 550 meters on OM2 fiber.
Does it support Jumbo Frames? Yes. This specific -31 variant includes Jumbo Frame support, unlike some base versions.
Can I hot-swap this module? In redundant X-Pedition 8000/8600 setups, yes, but always follow the official procedure. Power down the specific module if possible to avoid issues.
What memory configuration does it have? It ships with 16 MB memory, enabling support for up to 2,000,000 flows in a fully equipped system.
Is this new or pulled from equipment? New Original / New Surplus. Units are factory fresh or verified excess stock with full inbound inspection and functional testing in a compatible X-Pedition chassis.
Will this work in my X-Pedition 8600? Yes, provided you have an available module slot and matching system firmware. Verify exact chassis revision before ordering.


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