| | Cisco 1601-R Router Specifications |
| Fixed LAN Ports (connections) | 1-port Ethernet (10BaseT) |
| Fixed WAN Ports (connections) | 1-port sync/async serial |
| WAN Card Slots | 1 |
| WAN Interface Card (WIC) Modules | 1-port ISDN BRI (S/T) 1-port ISDN BRI (U) 1-port sync/async serial 1-port serial w/ 56/64 CSU 1-port serial w/ FT1/T1 CSU |
| Processor Speed (type) | 33 MHz (68360) |
| Flash Memory | 4 MB (default) 16 MB (max) |
| DRAM Memory | 8 MB (default) 24 MB (max) |
| Dimensions (HxWxD) | 2.19 x 11.15 x 8.67 in. |
| Service Category | 2 |
| | Cisco 1602-R Router Specifications |
| Fixed LAN Ports (connections) | 1-port Ethernet (10BaseT) |
| Fixed WAN Ports (connections) | 1-port sync serial, 56 kbps 4-wire DSU/CSU |
| WAN Card Slots | 1 |
| WAN Interface Card (WIC) Modules | 1-port ISDN BRI (S/T) 1-port ISDN BRI (U) 1-port sync/async serial 1-port serial w/ 56/64 CSU 1-port serial w/ FT1/T1 CSU |
| Processor Speed (type) | 33 MHz (68360) |
| Flash Memory | 4 MB (default) 16 MB (max) |
| DRAM Memory | 8 MB (default) 24 MB (max) |
| Dimensions (HxWxD) | 2.19 x 11.15 x 8.67 in. |
| Service Category | 2 |
| Fixed LAN Ports (connections) | 1-port Ethernet (10BaseT) |
| Fixed WAN Ports (connections) | 1-port sync serial, 56 kbps 4-wire DSU/CSU |
| WAN Card Slots | 1 |
| WAN Interface Card (WIC) Modules | 1-port ISDN BRI (S/T) 1-port ISDN BRI (U) 1-port sync/async serial 1-port serial w/ 56/64 CSU 1-port serial w/ FT1/T1 CSU |
| Processor Speed (type) | 33 MHz (68360) |
| Flash Memory | 4 MB (default) 16 MB (max) |
| DRAM Memory | 8 MB (default) 24 MB (max) |
| Dimensions (HxWxD) | 2.19 x 11.15 x 8.67 in. |
| Service Category | 2 |
| | Cisco 1603-R Router Specifications |
| Fixed LAN Ports (connections) | 1-port Ethernet (10BaseT) |
| Fixed WAN Ports (connections) | 1-port ISDN BRI (S/T) |
| WAN Card Slots | 1 |
| WAN Interface Card (WIC) Modules | 1-port ISDN BRI (S/T) for leased line 1-port sync/async serial 1-port serial w/56/64 CSU 1-port serial w/ FT1/T1 CSU |
| Processor Speed (type) | 33 MHz (68360) |
| Flash Memory | 4 MB (default) 16 MB (max) |
| DRAM Memory | 8 MB (default) 24 MB (max) |
| Dimensions (HxWxD) | 2.19 x 11.15 x 8.67 in. |
| Service Category | 2 |
| | Cisco 1604-R Router Specifications |
| Fixed LAN Ports (connections) | 1-port Ethernet (10BaseT) |
| Fixed WAN Ports (connections) | 1-port ISDN BRI (U) |
| WAN Card Slots | 1 |
| WAN Interface Card (WIC) Modules | 1-port ISDN BRI (S/T) for leased line 1-port sync/async serial 1-port serial w/56/64 CSU 1-port serial w/ FT1/T1 CSU |
| Processor Speed (type) | 33 MHz (68360) |
| Flash Memory | 4 MB (default) 16 MB (max) |
| DRAM Memory | 8 MB (default) 24 MB (max) |
| Dimensions (HxWxD) | 2.19 x 11.15 x 8.67 in. |
| Dimensions (HxWxD) | 2 |
| | Cisco 1605-R Router Specifications |
| Fixed LAN Ports (connections) | 1-port Ethernet (10BaseT) |
| Fixed WAN Ports (connections) | None |
| WAN Card Slots | 1 |
| WAN Interface Card (WIC) Modules | 1-port ISDN BRI (S/T) 1-port ISDN BRI (U) 1-port sync/async serial 1-port serial w/ 56/64 CSU 1-port serial w/ FT1/T1 CSU |
| Processor Speed (type) | 33 MHz (68360) |
| Flash Memory | 4 MB (default) 16 MB (max) |
| DRAM Memory | 8 MB (default) 24 MB (max) |
| Dimensions (HxWxD) | 2.19 x 11.15 x 8.67 in. |
| Service Category |
|