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Hardware Installation Guide for the Cisco 4451-X Integrated Services Router
OL-27644-01
1
Overview of the Cisco 4451-X Integrated Services
Router
About the Cisco ISR 4451-X
The Cisco 4451-X Integrated Services Router (ISR) is a modular router with LAN and WAN
connectivity and supports several interface modules, including Cisco Service Modules (SMs), or
Enhanced Service Modules (SM-X), and Network Interface Modules (NIMs). The router has slots that
support the interface modules and modular Solid State Drives (SSDs).
The Cisco ISR 4451-Xs target the following applications:
• Enterprise applications—Intended as the mid-size aggregation and gateway router typically residing
in a regional or large branch office:
–
WAN aggregation at Cisco Enterprise core
–
Internet gateway
–
Branch or regional office aggregation
–
Remote access aggregation
• Service provider applications—Intended for high-end Enterprise Branch environments.:
–
High-end customer premises equipment (CPE) for business-quality Internet access
–
Service provider leased line aggregation
–
Provider edge (PE) and high-end customer edge (CE) for Layer 2 VPN or Layer 3 VPN services
–
Broadband aggregation—PPPoE/PPPoA aggregation and Service Selection Gateway (SSG)
–
Low-end Ethernet aggregation
The Cisco ISR 4451-Xs provide the following capabilities:
• Two single-wide SM slots that may be combined into one double wide SM slot.
• Three single-wide NIM slots that may combined into one double wide (NIM1 and NIM2) and one
single wide NIM slot (NIM3). The slots can also support a modular or optional SSD.
• NIM3 slot also functions as a special hard drive carrier slot.
• 1 10/100/1000 RJ-45 Ethernet port for system managements (labeled "GE 0" with “MGMT” on the
left of the connector)
• 2 USB 2 Type A host ports
• 1 USB mini-TypeB Console (placed next to the RJ45 Console port)