Product Highlight

① On/Off switch ② Power connector ③ LEDs area

① Compact flash 0 and 1 (0, right) ⑥ SFP 1 and SFP 2 (2, top)
② EHWIC 0,1,2 and 3 (0, far right) ⑦ 10/100/1000 Ethernet port GE 0/1 and GE 0/2 (GE 0/1, down)
③USB serial port ⑧ 10/100/1000 Ethernet port GE 0/0
④RJ-45 serial console port ⑨ USB 0 and USB 1 (1,top)
⑤AUX port ⑩ Ground
⑪ Service module slots
| Field | Details |
|---|---|
| Manufacturer | Cisco Systems, Inc |
| Manufacturer Part Number | CISCO3945/K9 |
| Product Type | Router |
| Form Factor | Desktop – Modular – 3U |
| Connectivity Technology | Wired |
| Data Link Protocol | Ethernet, Fast Ethernet, Gigabit Ethernet |
| Capacity | Unified Communications Manager Express sessions: 350; SRST sessions: 1200 |
Connectivity & Protocols
| Field | Details |
|---|---|
| Network/Transport Protocol | IPSec, PPPoE, L2TPv3 |
| Routing Protocol | OSPF, IS-IS, BGP, EIGRP, DVMRP, PIM-SM, IGMPv3, GRE, PIM-SSM, static IPv4/IPv6 routing, policy-based routing (PBR) |
| Remote Management Protocol | SNMP, RMON |
| Encryption Algorithm | SSL |
Features
| Feature | Details |
|---|---|
| Security & Optimization | Firewall protection, VPN support, MPLS support, Syslog, content filtering, IPv6 support, QoS, CBWFQ, WRED, Dynamic Multipoint VPN (DMVPN) |
Memory and Indicators
| Category | Details |
|---|---|
| DRAM Memory | 1 GB (installed) / 2 GB (max) |
| Flash Memory | 256 MB (installed) / 8 GB (max) |
| LED Status Lights | Indicators for Link Activity, Power |
Connectivity & Expansion
| Category | Details |
|---|---|
| Router Interfaces | 3 x Ethernet (RJ-45); 1 x Console (RJ-45); 1 x Console (Mini-USB Type B); 1 x Auxiliary (RJ-45); 2 x USB-A (4-Pin); 2 x SFP (Mini-GBIC) |
| Expansion Slots | 4 x EHWIC, 4 x PVDM, 2 x CompactFlash Card, 1 x Expansion Slot, 4 x Service Module (SM) |
Power Supply
| Field | Details |
|---|---|
| Power Device | Internal Power Supply |
| Voltage Required | AC 120/230 V (47/63 Hz) |
Dimensions and Weight
| Parameter | Details |
|---|---|
| Width | 47.6 cm (18.74 in) |
| Depth | 43.8 cm (17.24 in) |
| Height | 13.3 cm (5.24 in) |
| Package Weight | 21.84 kg (48.15 lbs) |
| Weight | 17.7 kg (39.02 lbs) |
Compliance
| Standards | Details |
|---|---|
| Compliant Standards | CISPR 22 Class A, CISPR 24, EN55024, EN55022 Class A, EN50082-1, AS/NZS 60950-1, AS/NZ 3548 Class A, CAN/CSA-E60065-00, ICES-003 Class A, CS-03, FCC CFR47 Part 15, EN300-386, UL 60950-1, IEC 60950-1, EN 60950-1, CSA C22.2 No. 60065, BSMI CNS 13438 |
System Software
| Field | Details |
|---|---|
| IOS Software Included | Cisco IOS IP Base |



