Cisco A903-RSP1B-55 | Systems Asr 903 Route Switch Proc 1 Large Scale

1. Dimensions: 1.75 x 17.2 x 22.5 inches
2. Weight: 32.2 pounds
3. Processor: 1.5 GHz quad-core
4. Memory: 16 GB RAM
5. Storage: 64 GB SSD
6. Interfaces: 2x 10 GE, 4x GE, 8x T1/E1, 4x T3/E3
7. Power supply: Dual AC or DC
8. Operating system: Cisco IOS XR Software
9. Routing protocols: OSPF, BGP, IS-IS, MPLS, LDP, RSVP-TE, PIM, IGMP, MSDP, BFD
10. Security features: ACLs, NAT, MACsec, IPsec, SSL, SSH, SNMPv3
11. QoS features: Traffic shaping, policing, marking, queuing, scheduling
12. Management interfaces: CLI, SNMP, NETCONF, XML, JSON

Notes:
1. The ASR 903 is designed for carrier-grade networks with high scalability and availability requirements.
2. The quad-core processor and ample memory make it suitable for demanding applications such as video streaming and cloud services.
3. The ASR 903 supports both AC and DC power supplies for added flexibility in deployment.