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Following are the specifications for the router system:
| Description | Design Specification |
|---|---|
| Dimensions H x W x D | 1.75"1 x 17.5" x 10.56" (4.44 cm x 44.45 cm x 26.82 cm) |
| Weight | 10 lb (4.5 kg) |
| Input voltage, frequency, and power dissipation | 100 to 240 volts alternating current (VAC) at 50 to 60 hertz (Hz) 40W (max.) 135.5 British thermal units (Btus)/hr |
| Processor | 20-MHz Motorola 68EC030 |
| Memory | 1-MB primary memory (DRAM SIMMs, expandable to 4 or 16 MB) 1-MB shared memory (DRAM on board) 1-MB boot ROM (expandable) 4-MB system code (PROM or Flash) (expandable) 32-KB nonvolatile configuration RAM |
| Router Network interface options | 1 Ethernet and 2 synchronous serial (2501) 1 Token Ring and 2 synchronous serial (2502) 1 Ethernet, 2 synchronous serial, and 1 BRI (2503) 1 Token Ring, 2 synchronous serial, and 1 BRI (2504) 1 Ethernet, 1 Token Ring, 2 synchronous serial (2513) 2 Ethernet, 2 synchronous serial (2514) 2 Token Ring, 2 synchronous serial (2515) |
| Hub Network interface options | 1 Ethernet, 2 synchronous serial, 8 hub (2505) 1 Token Ring, 2 synchronous serial, 8 hub (2506) 1 Ethernet, 2 synchronous serial, 16 hub (2507)1 Token Ring, 2 synchronous serial, 16 hub (2508) |
| Access Server Network interface options | 1 Ethernet, 2 synchronous serial, 8 asynchronous serial (2509) 1 Token Ring, 2 synchronous serial, 8 asynchronous serial (2510) 1 Ethernet, 2 synchronous serial, 16 asynchronous serial (2511) 1 Token Ring, 2 synchronous serial, 16 asynchronous serial (2512) |
| Ethernet interface | Attachment unit interface (AUI) IEEE 802.3 (DB-15) |
| Token Ring interface | IEEE 802.5 (DB-9) |
| Synchronous serial interfaces | EIA/TIA-2322, EIA/TIA-449, V.35, X.21 (NRZ/NRZI3 and DTE/DCE4) EIA-530 (NRZ/NRZI and DTE) All serial cables use a DB-60 chassis connector. |
| Asynchronous serial interfaces | EIA/TIA-232, EIA/TIA-449, with hardware flow control support.
Asynchronous serial interfaces use the breakout cable (RJ-45) |
| BRI | ISDN Basic Rate S/T (RJ-45) (2503 and 2504 only) |
| Console and auxiliary ports | Asynchronous serial (RJ-45) |
| Operating environment | 32 to 104×F (0 to 40×C) |
| Nonoperating temperature | -40 to 185×F (-40 to 85×C) |
| Operating humidity | 5 to 95%, noncondensing |
| Noise level | 34 dBa @ 3' (0.914 m) |
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