The Cisco 3845 Integrated Services Router is a modular edge router designed for enterprise branch and medium-sized office deployments. This used unit comes equipped with the CCME (Cisco CallManager Express) voice license bundle, PVDM2-64 DSP module for voice processing, FL-CCME-250 feature license supporting up to 250 users, and SP Services card. The 3845 supports multiple WAN connectivity options including Serial, Ethernet, and integrated DSL/cable interfaces, with throughput suitable for converged voice and data networks up to medium scale. The router accommodates up to 4 modular interface cards for flexible port expansion and is compatible with IOS 12.4T and later releases. Typical deployments include branch office voice/data consolidation, IP PBX replacement in remote locations, and MPLS VPN edge routing where moderate throughput and integrated services are required. Form factor is 1RU rack-mountable; memory configuration supports 128MB Flash and 512MB DRAM standard. Tested and guaranteed, available via quote.