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General| Aggregate Throughput | 2 Gbps |
|---|---|
| Total Onboard WAN or LAN 10/100/1000 Ports | 4 |
| RJ-45-based Ports | 4 |
| SFP-based Ports | 4 |
| Enhanced Service Module (SM-X) Slots | 2 |
| NIM (Network Interface Module) Slots | 3 |
| Onboard ISC Slot | 1 |
| Memory (DRAM) Default | 4 GB |
| Memory (DRAM) Maximum | 16 GB |
| Flash Memory | 8 GB |
| Rack Height | 2 RU |
| Product Type | Router |
| Form Factor | Rack-mountable |
| Connectivity Technology | Wired |
| Data Link Protocol | Ethernet, Fast Ethernet, Gigabit Ethernet |
| Product Series | Cisco 4000 Series |
| Model | 4451-X |
| Network/Transport Protocol | IPsec |
| Remote Management Protocol | SNMP |
| Features | Firewall protection, VPN support, Quality of Service (QoS), IPv6 support |
| Interfaces | 4 x 10/100/1000 Ethernet ports, 4 x SFP ports |
| Power | AC 100-240 V (50/60 Hz) |
| Memory | 4 GB |
| Operating Temperature | 0 to 40 °C |
| Storage Temperature | -40 to 70 °C |
| Humidity | 5% to 95% non-condensing |
Provides crucial safety instructions and warnings for installation and operation.
Illustrates front and back panels, showing interfaces, slots, and indicators.
Details built-in interface ports, LEDs, modules, and other hardware capabilities.
Lists physical, power, environmental, and regulatory specifications for the router.
Recommends regular inspection and cleaning to maintain optimal performance.
Guidelines to ensure general safety during the router installation process.
Details site requirements for safe installation and operation of the router.
Information for planning equipment rack configuration and placement.
Specifies environmental conditions for optimal router performance and reliability.
Details AC power requirements and site power quality checks for the router.
Describes cables needed for WAN, LAN, and voice interface connections.
Lists necessary tools and equipment for installing and upgrading the router.
A checklist to track and verify installation tasks and procedures.
Provides a record of all actions related to the router's installation and maintenance.
Covers CLI console access, slot/port numbers, and software licenses.
Lists safety warnings and tools/equipment required before starting installation.
Instructions for safely unpacking the router and verifying contents.
Describes methods for installing the router chassis, including module installation.
Detailed steps for mounting the router chassis into a standard rack.
Instructions for placing the router on a desktop, bench top, or shelf.
Ensures proper grounding of the router chassis for safety and stability.
Explains how to connect AC power to the Cisco ISR 4451-X.
Guides connecting a terminal or PC to the router's console port for configuration.
Installs necessary drivers for connecting a Windows PC via USB console.
Details connecting WAN, LAN, and voice interface cables to the router.
Guides the process of initial configuration using setup utility or CLI.
Step-by-step configuration using the router's built-in setup utility.
Configuring the router manually using the command-line interface.
Sets the hostname for the router, used in CLI prompts and filenames.
Secures privileged EXEC mode access with encrypted passwords.
Describes the purpose and features of the management Ethernet interface.
Assigns IP addresses and descriptions to Ethernet interfaces.
Configures a default route for packet forwarding when no specific route exists.
Tests network connectivity using ping and telnet commands after configuration.
Saves the running configuration to startup configuration in NVRAM.
Explains the ROM Monitor's role as a bootstrap program for router initialization.
Provides instructions on accessing the router's low-level ROM Monitor mode.
Lists and describes essential commands for interacting with ROM Monitor.
Shows how to view the current configuration register setting.
Details how to view and manage environment variables in ROM Monitor.
Guides on how to exit ROM Monitor mode and reset the router.
Procedure for upgrading the router's ROM Monitor software.
Crucial safety warnings before performing any module installation or replacement.
Steps to access internal components by removing the router's chassis cover.
Covers overview, installation, and removal of SSD modules.
Covers installation and removal of DDR DIMM modules.
Covers installation, removal, and verification of NIMs and SMs.
Covers installation, removal, and tools for PVDM4 modules.
Instructions for removing and replacing the USB flash memory stick.
Covers general, specific, and error handling for power supply replacement.
Covers general, before, and replacement steps for the fan tray.
Covers ESD, installation, and removal of CompactFlash cards.
Covers installation, laser safety, and removal of SFP modules.
Instructions for installing or replacing an internal PoE card.
Describes the OIR process for removing and replacing data and voice modules.
Steps to stop a service module and prepare it for removal.
Steps to start a service module after OIR procedure.
Details hardware-only replacement procedures for specific components.
