Basic Information
- Manufacturer
- 3Com
- Model
- 4-Port Fractional T1
- ╰ Also known as
- 3C13821
- Module Type
- WAN
- Form Factor
- FIC (Flexible Interface Card)
Data Interfaces
| Qty | Speed | Protocol / Signaling | Interface | Notes |
|---|---|---|---|---|
| 4x | 1.544 Mbps | DS1 (T1) | RJ-48C (8P8C) | — |
Compatible With
3Com
Submitted by TheSerialPort on Sept. 15, 2026