| Model | Cisco C3945E-CME-SRST/K9 |
| Product | Cisco 3945E Integrated Services Router (ISR) with Cisco Unified Communications Manager Express (CME) and SRST licensing |
| Device type | Modular branch office router with integrated voice, security and application services |
| WAN / LAN interfaces | Multiple integrated Gigabit Ethernet interfaces; modular expansion for additional Ethernet, SFP or xDSL interfaces (platform-dependent) |
| Modularity | Supports network interface modules (NIMs), service modules and DSP/voice modules for PSTN/analog/digital voice connectivity |
| Unified communications | Includes Cisco CME and SRST support for local call control and survivable telephony at branch sites; supports SIP, SCCP, voicemail and Cisco voice features |
| Security | Integrated firewall, VPN (IPsec), NAT, zone-based policies, intrusion prevention and content filtering (feature/license dependent) |
| Performance | Carrier-class branch performance with hardware-accelerated forwarding; throughput and performance vary by configuration and licensed feature set |
| Routing & services | Advanced Layer 2/3 routing (OSPF, EIGRP, BGP), QoS, MPLS L3VPN support (where licensed) |
| Management | Cisco IOS CLI, SNMP, NetConf/YANG, Cisco Prime / DNA Center integration, web-based management options |
| High availability | Redundant power and chassis options available on select SKUs; stateful failover and high-availability features supported via software |
| Storage & memory | Expandable system memory and storage for application images, call detail records and local storage (model-dependent) |
| Power | AC-powered with optional DC power and redundant power supply options depending on SKU |
| Form factor | Rack-mountable chassis suitable for enterprise branch deployments |
| Operating environment | Standard data center / enterprise operating ranges; consult Cisco product documentation for exact temperature and humidity specifications |
| Certifications | Regional safety and EMC certifications (CE, FCC, UL) — verify per SKU and region |
| Use cases | Branch routing, secure WAN connectivity, integrated voice/telephony, small data center and remote office consolidation |
| Notes | Feature availability, port counts and exact performance metrics depend on hardware SKU, installed modules and licensed IOS feature set. Consult official Cisco |
| Notes (cont.) | documentation for full, model-specific specifications. |
Overview
- We perform an intensive quality control process on all our products. Units (unless sealed in the original manufacturer’s packaging) are fully tested and certified by our technicians. We run and record diagnostics on serial and operating systems, ensuring they function to the industry standard.
- Unless the listing specifies otherwise, this product comes with a 1 Year Warranty for the original purchaser as enduser of the equipment, applicable to items sold in the United States only. All others sales are supported by a 90 day extended warranty.
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