Fast & Secure
ASR-903 Overview
Cisco ASR-903 is ASR 900 Series Router Chassis. Cisco ASR 900 Series Aggregation Services Routers are full-featured, modular aggregation platforms. Theyre designed for the cost-effective delivery of converged mobile, residential, and business services. You get redundancy, a shallow depth, low power consumption, and high service scale in routers packed with useful features and optimized for small aggregation and remote point-of-presence (POP) applications.
Quick Specs
Figure 1 shows the appearance of ASR-903. Those modules in the chassis must be purchased separately.
Table 1 shows the quick specs.
| Part Number | ASR-903 |
| Rack mounts | ETSI rack mount kit
19 in. rack mount kit 23 in. rack mount kit |
| Power supplies | 2 power supply slots |
| Interface modules | 6 interface module slots |
| Route switch processors | 2 RSP slots |
| Fan tray | 1 fan tray with fan redundancy
4 dry contact input alarms on the fan tray |
| Physical specifications | Height: 5.22 in. (132.6 mm) – 3RU
Width: 17.44 in. (443 mm) Depth: 9.22 in. (234.2 mm) Weight: – 34.17 lb (15.5 kg) with two RSPs, two DC power supplies, and loaded with a typical combination of interface module cards – 11.2 lb (5.1 kg) for an empty chassis – 38 lb shipment weight |
| Air flow | Side-to-side airflow; inlet on the right side, outlet on the left side when looking from the front |
Product Details
Figure 2 shows the front panel of ASR-903. Those modules in the chassis must be purchased separately.
Note:
| 2 RSP unit Slots | Redundant power units (two DC power units are shown) | ||
| 6 Interface modules Slots | Fan tray |
Modules and Accessories
Table 2 shows the recommended models.
| Models | Description |
|
A903-RCKMNT-19IN |
Cisco A903-RCKMNT-19IN ASR 903 EIA 19in Rack Mount Kit, Spare |
|
A903-CABLE-GUIDE |
Cisco A903-CABLE-GUIDE ASR 903 Cable Guide, Spare |
|
A900-CONS-KIT-U |
Cisco A900-CONS-KIT-U ASR 900 USB Console Cabling Kit, Spare |
|
A903-RSP1A-55 |
Cisco ASR 903 Route Switch Processor A903-RSP1A-55 ASR 903 Route Switch Processor 1, Base Scale |
|
A900-IMA16D |
Cisco ASR 903 Interface Modules A900-IMA16D ASR 900 16 port T1/E1 Interface Module, Requires patch panel |
|
A900-IMA4OS |
Cisco ASR 903 Interface Modules A900-IMA4OS ASR 900 4 port OC3/STM11 port OC12/STM4 Interface Module |
|
A900-IMA8T |
Cisco ASR 903 Interface Modules A900-IMA8T ASR 900 8 port 10/100/1000 Ethernet Interface Module |
|
A900-IMA8S |
Cisco ASR 903 Interface Modules A900-IMA8S ASR 900 8 port SFP Gigabit Ethernet Interface Module |
|
A900-IMA1X |
Cisco ASR 903 Interface Modules A900-IMA1X ASR 900 1 port 10GE XFP Interface Module |
|
A903-FAN |
Cisco ASR 903 FAN A903-FAN ASR 903 FAN Tray |
|
A900-PWR550-A |
Cisco ASR 900 Power Supply A900-PWR550-A ASR 900 550W AC Power Supply |
|
A900-PWR550-D |
Cisco ASR 900 Power Supply A900-PWR550-D ASR 900 550W DC Power Supply |
|
SLASR903-I-A |
Cisco ASR 903 Licenses SLASR903-I-A ASR 903 Metro IP to Metro Aggregation Paper PAK |
|
SLASR903-A |
Cisco ASR 903 Licenses SLASR903-A ASR 903 Metro Aggregation Services |
Compare to Similar Items
Table 3 shows the comparison.
| Part Number | ASR-903 |
ASR-9006-AC-V2 |
| Description | Cisco ASR 900 Series ASR 903 Router Chassis | Cisco ASR 9006 System ASR-9006-AC-V2 ASR 9006 AC Chassis with PEM Version 2 |
| Slots | 6 Line Cards
2 RSPs 1 fan trays 2 power supplies |
4 Line Cards
2 RSPs 2 fan trays 2 (1+1 RSP redundancy) |
| Software | IOS XE | IOS XR |
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