. The Cisco 4451-X Integrated Services Router revolutionizes the delivery of application aware services in a branch-office environment. This platform extends the Cisco ISR Family by providing Gigabit performance with extensive Layer 7 services hosted internally to the branch office while maximizing operating expenses (Op Ex) savings. The Cisco 4451-X offers a multicore CPU architecture running modular Cisco IOS XE software that quickly adapts to the changing needs of your branch-office environment & enables IT to roll out services at the speed of business. The separation of the control & data planes provides the ability to deliver application-aware network services while maintaining a stable platform & a high level of performance during periods of heavy network load. With the ability to integrate application-aware services & the ability to scale performance without a complete equipment upgrade the Cisco 4451-X offers exceptional total cost of ownership (TCO) savings & network agility through the intelligent integration of market-leading security unified communications & application services. The Cisco 4451-X offers encryption acceleration voice- & video-capable architecture application firewall call processing & embedded services. In addition the platform supports a range of wired connectivity options such as T1/E1 T3/E3 & fiber Gigabit Ethernet. This platform offers superior performance & flexibility for network deployments across large & medium-sized enterprise offices..