Cisco A901-12C-FT-D | ASR 901 Series 16 x Ports E1/T1 + 4 x Ports 1000Base-T + 4 x Ports SFP 1U Rack-mountable Router Chassis

1. Dimensions: 1.73 x 17.5 x 11.8 in
2. Weight: 11.02 lbs
3. Power Consumption: 40W
4. Form Factor: Rack-mountable
5. RAM: 2 GB
6. Flash Memory: 4 GB
7. Network / Transport Protocol: IPSec, PPPoE, DHCP, DNS, L2TPv3, MPLS, OSPF, RIP, BGP, IS-IS, PIM-SM, PIM-SSM, IGMPv3, GRE, VRF-Lite, NTP, EIGRP, VRRP, GLBP, HSRP, PBR, QoS, LISP, MPLS-TP, RSVP-TE, BFD, LDP, BIER, PCEP, EVPN, VXLAN, VxLAN-GPE, L2VPN, L3VPN, MPLS VPN
8. Remote Management Protocol: SNMP 1, SNMP 2, RMON, Telnet, SNMP 3, SSH-2, CLI
9. Features: VPN support, MPLS support, VLAN support, IPv6 support, MPLS VPN, Virtual Route Forwarding-Lite (VRF-Lite), Class-Based Weighted Fair Queuing (CBWFQ), Weighted Random Early Detection (WRED), Spanning Tree Protocol (STP) support, Rapid Spanning Tree Protocol (RSTP) support, Multiple Spanning Tree Protocol (MSTP) support, Access Control List (ACL) support, Quality of Service (QoS), Link Fragmentation and Interleaving (LFI), Dynamic Multipoint VPN (DMVPN), NetFlow, IPFIX
10. Interfaces: 2 x 10/100/1000Base-T (management) - RJ-45, 8 x SFP (mini-GBIC)
11. Expansion Slots: 1 (total) / 1 (free) x expansion slot
12. Supported Software: Cisco IOS XE

Helpful Notes:
1. The Cisco ASR 901 is a small form factor router designed for service providers and enterprise customers.
2. It supports a wide range of network protocols and features, making it a versatile option for various network architectures.
3. With its compact design and low power consumption, the ASR 901 is ideal for deployments in remote or space-constrained locations.