ページ1に含まれる内容の要旨
CHAPTER 1
Cisco 7200 VXR Product Overview
This chapter provides physical and functional overviews of the Cisco 7200 VXR routers. Descriptions
and examples of software commands are included when they are necessary for replacing, installing,
configuring, or maintaining the router hardware.
The following sections describe router hardware, major components, and functions of hardware-related
features:
• Physical Description, page 1-1
• Software Requirements, page 1-4
• Cisco 7204VXR Overview, page 1-
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Chapter 1 Cisco 7200 VXR Product Overview Physical Description The Cisco 7200 VXR routers support the high-speed network processing engine, NPE-G2, and all other available network processing engines. The NPE-G2 provides high-speed performance with the Motorola Freescale 7448 1.67-GHz processor and supports three Gigabit Ethernet interfaces with no additional bandwidth requirements. The NPE-G2 also provides a dedicated Fast Ethernet Management port and two USB ports for data storage and se
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Chapter 1 Cisco 7200 VXR Product Overview Physical Description See Table 1-1 for the Cisco 7200 VXR physical specifications and power requirements: Table 1-1 Physical Specifications Description Specification Midplane Two primary PCI buses, and one secondary PCI bus • With an NPE-G2 or NPE-G1 and an I/O controller installed, the I/O controller does not use bandwidth points, and the NPE-G2 or NPE-G1 does use bandwidth points. The NPE-G2 or NPE-G1 does not use bandwidth points if installed wi
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Chapter 1 Cisco 7200 VXR Product Overview Software Requirements Table 1-1 Physical Specifications (continued) Description Specification DC-input current rating 13A at –48 VDC (370W/–48 VDC = 7.7A typical draw) 8A at –60 VDC (370W/–60 VDC = 6.2A typical draw) DC-input cable In accordance with local and national wiring regulations 1. Mbps = megabits per second 2. BTU = British thermal units 3. cfm = cubic feet per minute 4. VAC = volts alternating current 5. A = amperes 6. Hz = hertz 7. AWG
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3 1 Chapter 1 Cisco 7200 VXR Product Overview Cisco 7204VXR Overview With the NPE-G1 or NPE-G2 installed and the Port Adapter Jacket Card installed in the I/O controller slot, an additional port adapter slot is available. Note If you have difficulty installing a processing engine or I/O controller in the lowest slot of a Cisco 7200 VXR router that is rack-mounted, remove the port adapters, processing engine and I/O controller from the chassis and reinstall them. Install the processing eng
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NETWORK PROCESSING ENGINE-300 Chapter 1 Cisco 7200 VXR Product Overview Cisco 7204VXR Overview Figure 1-2 Cisco 7204VXR Router—Rear View 3 4 2 5 1 6 7 8 9 1 Chassis grounding receptacles 6 Network processing engine or network services engine 2 Power supply filler plate 7 AC-input power supply 3 Power switch 8 PWR OK LED 4 AC power cable-retention clip 9 AC power supply receptacle 5 Internal fans The NPE-G2 and NPE-G1 have external connectors and status LEDs for the three Gigabit Ethernet
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Chapter 1 Cisco 7200 VXR Product Overview Cisco 7206VXR Overview Three internal fans draw cooling air into the chassis and across internal components to maintain an acceptable operating temperature. (See Figure 1-2.) The three fans are enclosed in a tray that is located inside the chassis. Caution To ensure the proper flow of cooling air across the internal components, make sure blank port adapters are installed in unoccupied port adapter slots, and power supply filler plates are installe
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5 3 1 Chapter 1 Cisco 7200 VXR Product Overview Cisco 7206VXR Overview With the NPE-G1 or NPE-G2 installed and the Port Adapter Jacket Card installed in the I/O controller slot, an additional port adapter slot is available. Note If you have difficulty installing a processing engine or I/O controller in the lowest slot of a Cisco 7200 VXR router that is rack-mounted, remove the port adapters, processing engine and I/O controller from the chassis and reinstall them. Install the processing e
ページ9に含まれる内容の要旨
NETWORK PROCESSING ENGINE-300 Chapter 1 Cisco 7200 VXR Product Overview Cisco 7206VXR Overview Figure 1-4 Cisco 7206VXR Router—Rear View 3 4 2 5 1 6 7 8 9 1 Chassis grounding receptacles 6 Network processing engine or network services engine 2 Power supply filler plate 7 AC-input power supply 3 Power switch 8 PWR OK LED 4 AC power cable-retention clip 9 AC power supply receptacle 5 Internal fans The rear of the Cisco 7206VXR router provides access to the network processing engine or netwo
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Chapter 1 Cisco 7200 VXR Product Overview Field-Replaceable Units Adjacent to the power supply bays are two chassis grounding receptacles that provide a chassis ground connection for ESD equipment or a two-hole grounding lug. (See Figure 1-4.) Three internal fans draw cooling air into the chassis and across the internal components to maintain an acceptable operating temperature. (See Figure 1-4.) The three fans are enclosed in a tray that is located inside the chassis. Caution To ensure t
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Chapter 1 Cisco 7200 VXR Product Overview Field-Replaceable Units • CompactFlash Disks, Flash Disks, and PC Cards, page 1-52 • Rack-Mount and Cable-Management Kit, page 1-53 Note Replacement instructions for removing and replacing FRUs are contained in separate online documents. For example, if you need to replace an AC power supply in your Cisco 7200 VXR router, refer to the 280-Watt AC-Input Power Supply Replacement Instructions publication. Replacement instructions are available on the
ページ12に含まれる内容の要旨
Chapter 1 Cisco 7200 VXR Product Overview Field-Replaceable Units – The NPE-200 has an R5000 microprocessor that operates at an internal clock speed of 200 MHz. – The NPE-175 has an RM5270 microprocessor that operates at an internal clock speed of 200 MHz. – The NPE-100 and NPE-150 have an R4700 microprocessor that operates at an internal clock speed of 150 MHz. • System controller – The NPE-G2 has one system controller that provides processor access to the three midplane PCI buses, and a
ページ13に含まれる内容の要旨
Chapter 1 Cisco 7200 VXR Product Overview Field-Replaceable Units – The NPE-100, NPE-150, and NPE-200 use DRAM for storing routing tables, network accounting applications, packets of information in preparation for process switching, and packet buffering for SRAM overflow (except in the NPE-100, which contains no packet SRAM). The standard configuration is 32 MB, with up to 128 MB available through single in-line memory module (SIMM) upgrades. • Packet SRAM for storing packets of informati
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Chapter 1 Cisco 7200 VXR Product Overview Field-Replaceable Units • Booting and reloading images • Managing port adapters (recognition and initialization during online insertion and removal) The following figures and memory tables provide information about your NPE or NSE: • NPE-G2 is represented by Figure 1-5. Table 1-3 lists NPE-G2 memory specifications, and Table 1-3 lists memory configurations. • NPE-G1 is represented by Figure 1-6. Table 1-4 lists NPE-G1 memory specifications, and Ta
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Chapter 1 Cisco 7200 VXR Product Overview Field-Replaceable Units Figure 1-5 NPE-G2 1 10 9 2 8 3 4 7 5 6 1 Midplane connectors 6 Flash memory (U13) 2 Boot ROM (U24) 7 DIMM (socket—S1) 3 NVRAM (on bottom of board—U17) 8 Temperature sensor (inlet—U23) 4 Temperature sensor (outlet—U20) 9 Processor (U30) 5 Flash memory (U19) 10 Keying post Table 1-2 lists the NPE-G2 memory specification, and Table 1-3 lists the factory-installed SDRAM configurations and their product numbers. Table 1-2 NPE-G2
ページ16に含まれる内容の要旨
Chapter 1 Cisco 7200 VXR Product Overview Field-Replaceable Units Table 1-2 NPE-G2 Memory Specifications (continued) Component Location Memory Type Size Quantity Description on the NPE-G2 Board Primary cache 32 KB (16 KB — Motorola Freescale 7448 U30 instruction, processor, internal cache 16 KB data) Secondary 1 MB — Motorola Freescale 7448 U30 cache secondary cache Table 1-3 NPE-G2 SDRAM Configuration—Configurable Memory Only Total SDRAM SDRAM Bank Quantity 1 GB S1 1-GB DIMM Figure 1-6 NPE-
ページ17に含まれる内容の要旨
Chapter 1 Cisco 7200 VXR Product Overview Field-Replaceable Units Table 1-4 NPE-G1 Memory Specifications Component Location on the NPE-G1 Memory Type Size Quantity Description Board SDRAM 128 MB, 2 128-MB, 256-MB, J3, J4 256 MB, or 512-MB 512 MB SODIMMs Boot ROM 512 KB 1 Reprogrammable U1 Boot ROM for the ROM monitor program Flash Memory 16 MB 1 Contains the default U25 and U26 boot helper (boot loader) image NVRAM 512 KB 1 Nonvolatile U7 EPROM for the system configuration file Primary cac
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Chapter 1 Cisco 7200 VXR Product Overview Field-Replaceable Units Figure 1-7 NSE-1 1 8 2 9 10 3 11 12 4 13 NETWORK PROCESSING ENGINE-200 6 5 7 1 Network controller board 8 Midplane connectors 2 Keying post 9 Boot ROM (U1) 3 System controller 10 Temperature sensor 4 Processor engine board 11 SDRAM 5 Captive installation screw 12 Parallel eXpress Forwarding engine (PXF processor) 6 RM7000 microprocessor 13 Temperature sensor 7 Handle Table 1-6 lists the NSE-1 memory specifications, and Tabl
ページ19に含まれる内容の要旨
Chapter 1 Cisco 7200 VXR Product Overview Field-Replaceable Units Table 1-6 NSE-1 Memory Specifications (continued) 1 Memory Type Size Quantity Description Location Secondary 256 KB — RM7000 processor, U22 cache internal, unified instruction and data cache Tertiary cache 2 MB (fixed) — RM7000 processor, U7, U9, external cache U12, U14, U17 1. Location on processing engine board. See Figure 1-7. Table 1-7 NSE-1 SDRAM DIMM Memory Configurations Total SDRAM SDRAM Bank Quantity Product Number 1
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Chapter 1 Cisco 7200 VXR Product Overview Field-Replaceable Units Table 1-8 lists the NPE-400 memory specifications, and Table 1-9 lists factory-installed SDRAM configurations and their product numbers. Table 1-8 NPE-400 Memory Specifications Memory Type Size Quantity Description Location SDRAM-configurable 128, 256, or 1 128-, 256-, or 512-MB J1 512 MB SODIMM 1 Boot ROM 512 KB 1 OTP ROM for the ROM U7 monitor program Primary cache 16 KB — RM7000 processor, U38 (instruction), integrated ca
