Cisco 7120 Series Operation & User’s Manual

Text of Cisco 7120 Series User Guide:

• Cisco 7120 Series, 1-8 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Cisco 7120 Series Overview Cisco 7120-T3 The Cisco 7120-T3 provides one high-speed, synchronous serial port that supports full-duplex operation at T3 (45-Mbps) speeds. The Cisco 7120-T3 provides the following features: • Integrated DSU functionality • 16- and 32-bit CRCs • B3ZS line coding • Scrambling and bandwidth reduction • Loopbacks • ATM-DXI, Frame Relay, HDLC, SMDS, and PPP serial encapsulation • RFC 1213 and RFC 1407 Figure 1-7 shows the back of the Cisco 7120-T3. Access to the interfaces is located at the back of the router. Figure 1-7 Ci

• Cisco 7120 Series, 1-3 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Product Description • Downloadable software—Allows you to load new images into Flash memory remotely, without having to physically access the router, for fast, reliable upgrades. • Network management—Allows you to remotely manage the router. Cisco 7100 series VPN routers support CiscoWorks and CiscoView network management software. – CiscoWorks—Lets you monitor complex internetworks

• Cisco 7120 Series, 1-32 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Functional Overview You can also use arguments such as the interface type (Ethernet, Token Ring, ATM, and so forth) and the slot/port number to display information about a specific interface only. The following example shows the display for the fixed LAN (Fast Ethernet interface) port 0 in slot 0: Router# show interfaces fastethernet 0/0 FastEthernet0/0 is up, line protocol is up Hardware is DEC21140A, address is 0050.73ff.6300 (bia 0050.73ff.6300) Internet address is 10.0.0.0/1 MTU 1500 bytes, BW 10000

• Cisco 7120 Series, 1-14 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Cisco 7140 Series Overview Cisco 7140 Series Overview Cisco 7140 series routers consist of the following models: • Cisco 7140-2T3—Provides two high-speed, synchronous serial ports that support full-duplex operation at T3 (45-Mbps) speeds. • Cisco 7140-2E3— Provides two high-speed, synchronous serial ports that support full-duplex operation at E3 (34-Mbps) speeds. • Cisco 7140-2AT3—Provides two high-speed, ATM ports that support full-duplex operation at T3 (45-Mbps) speeds. • Cisco 7140-2AE3—Provides two high-speed, ATM ports that support full-duplex operation at E3

• Cisco 7120 Series, 1-29 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Field-Replaceable Units Table 1-14 lists the SDRAM product numbers. Note The amount of memory installed in slot DIMM 1 must be greater than or equal to the amount of memory installed in slot DIMM 2, and slot DIMM 2 can be zero. Slot DIMM 0 is used exclusively for packet memory and is fixed at 64 MB in the factory. Rack-Mount and Cable-Management Kit The rack-mount and cable-management kit for Cisco 7100 series routers consists of rack-mount brackets and a cable-management bracket that are designed for mounting you

• Cisco 7120 Series, CHAPTER 1-1 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 1 Overview This chapter provides physical and functional overviews of Cisco 7100 series VPN routers and contains the following sections that describe router hardware, major components, and functions of hardware-related features: • Product Description, page 1-1 • Cisco 7120 Series Overview, page 1-5 • Cisco 7140 Series Overview, page 1-14 • Field-Replaceable Units, page 1-22 • Functional Overview, page 1-30 Product Description Cisco 7100 series VPN routers support Virtual Private Networks (VPNs) and provide an inte

• Cisco 7120 Series, 1-23 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Field-Replaceable Units Port Adapters The port adapters installed in Cisco 7100 series VPN routers are of the same type as those installed in the Cisco 72xx family routers. For information on supported port adapters, refer to the Cisco Product Catalog or contact your local sales representative. The port adapters provide network interfaces to connect the router to external networks. For a complete list of port adapters available to the Cisco 7100 series VPN routers, see the Cisco 7100 Series VPN Router Documentat

• Cisco 7120 Series, 1-12 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Cisco 7120 Series Overview Figure 1-12 shows the back of the Cisco 7120-AE3. Access to the interfaces is located at the back of the router. Figure 1-12 Cisco 7120-AE3—Back View Figure 1-13 shows the back of the Cisco 7120-SMI3. Access to the interfaces is located at the back of the router. Figure 1-13 Cisco 7120-SMI3—Back View SLOT 0 SLOT 1 0 2 FE 0 / 0 FE AUX 7120 - AE3 RXTX E3 RX EN CEL CAR ALM 5 I CONS ACT 0 / 1 ACT LNK 0 LNK 1 PWR SYS RDY Console and auxiliary ports Fixed LAN ports Power supply ATM E3 WAN port ATM 1/0 18491 LED

• Cisco 7120 Series, 1-24 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Field-Replaceable Units Note The Cisco 7100 series VPN routers do not support an ISM and an ISA in the same chassis. The boot LED remains lit when the ISA/ISM is configured for MPPE, and it starts to pulsate after booting when the ISA/ISM is configured for IPSec. The ISA/ISM functions normally whether the boot LED is pulsating or is solid. See the Integrated Service Adapter and Integrated Service Module Installation and Configuration for more inf

• Cisco 7120 Series, 1-5 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Cisco 7120 Series Overview Caution To ensure the proper flow of cooling air across the internal components, make sure a blank port adapter is installed in an unoccupied port adapter slot. The product number for a blank port adapter is MAS-7100-PABLANK=. The modular port adapter slides into the chassis slot and connects directly to the router; there are no internal cables to connect. The port adapter, service module, fixed WAN interfaces, and fixed LAN interfaces connect to two Peripheral Component Interconnect

• Cisco 7120 Series, 1-26 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Field-Replaceable Units VPN Acceleration Module (VAM) The VPN Acceleration Module (VAM) is a single-width acceleration module. The VAM supports LAN/WAN media and full Layer 3 routing services. VAMs provide hardware-assisted tunneling and encryption services for virtual private network (VPN) remote access, site-to-site intranet and extranet applications, including security, quality of servic

• 1-28 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Field-Replaceable Units Note To avoid potential problems when you install spare Flash Disks in the router, we recommend that you reformat all Flash Disks on a Cisco 7100 series VPN router that is running the Cisco IOS release recommended for your router during your regularly scheduled servi

• Cisco 7120 Series, 1-7 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Cisco 7120 Series Overview The Cisco 7120-4T1 WAN ports have one enabled (EN) LED and five status LEDs (each of the four ports has a set of status LEDs). After system initialization, the enabled LED goes on to indicate that all ports have been enabled for operation. If the initialization fails for any reason, the enabled LED will not go on. The LEDs are shown in Figure 1-6 and described in Table 1-1. Figure 1-6 Cisco 7120-4T1 WAN Port LEDs TD TC RD RC LB CD TD TC RD RC LB CD EN TC TD RD RC LB CD 5 I TC RD RC LB CD TD 18485 TC TD RD RC LB CD

• Cisco 7120 Series, 1-9 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Cisco 7120 Series Overview The Cisco 7120-T3 WAN port has one enabled LED and six uplink port status LEDs. After system initialization, the enabled LED goes on to indicate that the port has been enabled for operation. If the initialization fails for any reason, the enabled LED will not go on. The LEDs are shown in Figure 1-8 and described in Table 1-2. Figure 1-8 Cisco 7120-T3 WAN Port LEDs Cisco 7120-E3 The Cisco 7120-E3 provides

• 1-10 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Cisco 7120 Series Overview Figure 1-9 shows the back of the Cisco 7120-E3. Access to the interfaces is located at the back of the router. Figure 1-9 Cisco 7120-E3—Back View The Cisco 7120-E3 WAN port has one enabled LED and six uplink port status LEDs. After system initializa

• 1-13 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Cisco 7120 Series Overview The Cisco 7120-AT3, Cisco 7120-AE3, and Cisco 7120-SMI3 WAN ports have one enabled LED and three status LEDs. The LEDs are in the same location and labeled the same on each model. After system initialization, the enabled LED goes on to i

• Cisco 7120 Series, 1-16 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Cisco 7140 Series Overview Cisco 7140-2E3 The Cisco 7140-2E3 provides two high-speed, synchronous serial ports that support full-duplex operation at E3 (34-Mbps) speeds. The Cisco 7140-2E3 provides the following features: • Integrated DSU functionality • 16- and 32-bit CRCs • HDB3 line coding • Scrambling and bandwidth reduction • G.751 framing or bypass framing • National service bits • Loopbacks • ATM-DXI, Frame Relay, HDLC, SMDS, and PPP serial encapsulation • RFC 1213 and

• 1-39 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Functional Overview Environmental Monitoring and Reporting Functions Environmental monitoring and reporting functions are controlled by the network processor and allow you to maintain normal system operation by identifying and resolving adverse conditions that might disrupt operatio

• Cisco 7120 Series, 1-42 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Functional Overview Power Supply: Power supply is standard power supply. Unit is on. Temperature readings: chassis core measured at 33C/91F chassis inlet measured at 27C/80F chassis outlet 1 measured at 30C/86F chassis outlet 2 measured at 32C/89F Voltage readings: +2.5 V measured at +2.59 V +3.3 V measured at +3.32 V +5.15 V measured at +5.13 V +12.3 V measured at +12.29 V +12.3 V measured at +12.33 V -12.5 V measured at -12.43 V Envm stats

• Cisco 7120 Series, 1-20 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Cisco 7140 Series Overview Cisco 7140-8T The Cisco 7140-8T provides eight high-speed, synchronous serial ports that support full-duplex operation at T1 (1.544-Mbps) and E1 (2.048-Mbps) speeds. The Cisco 7140-8T provides the following features: • EIA/TIA-232, EIA/TIA-449, V.35, X.21, and EIA-530 interface types • External (data terminal equipment [DTE] mode) or internal (data communications equipment [DCE] mode) timing signa

• Cisco 7120 Series, 1-40 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Functional Overview Note For more information on troubleshooting an overtemperature condition in your router, see the “Troubleshooting the Cooling Subsystem” section on page 5-6. Table 1-17 lists the typical temperature thresholds for each network processor type, and Table 1-18 lists the power thresholds for the normal, warning, and critical (power supply-monitored) levels. Note If the system reports temperatures in the critical range, you must manually shut

• Cisco 7120 Series, 1-11 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Cisco 7120 Series Overview Cisco 7120-AT3, Cisco 7120-AE3, and Cisco 7120-SMI3 The Cisco 7120-AT3 provides one high-speed, ATM port that supports full-duplex operation at T3 (45-Mbps) speeds. The Cisco 7120-AE3 provides one high-speed, ATM port that supports full-duplex operation at E3 (34-Mbps) speeds. The Cisco 7120-SMI3 provides one ATM port that supports full-duplex operation at OC-3c/STM1 single-mode intermediate reach (155-Mbps) speeds. These models provide the following features: • Up to 4096 total virtual circuits (open VCs) •

• Cisco 7120 Series, 1-37 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Functional Overview To identify the processor and software version installed in your Cisco 7100 series VPN router, use the show version command. The following example using a Cisco 7120 series router shows sample output from the show version command: Router# show version Cisco Internetwork Operating System Software IOS (tm) EGR Software (c7100-P-M), Released Version 12.0(4)XE Copyright (c) 19

• Cisco 7120 Series, 1-21 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Cisco 7140 Series Overview The Cisco 7140-8T WAN ports have one enabled (EN) LED and five status LEDs (each of the eight ports has a set of status LEDs). After system initialization, the enabled LED goes on to indicate that all ports have been enabled for operation. If the initialization fails for any reason, the enabled LED will not go on. The LEDs are shown in Figure 1-24 and described in Table 1-8. Figure 1-24 Cisco 7140-8T WAN Port LEDs Table 1-8 Cisco 7140-8T LED Descriptions LED Label Color State Function EN Green On Indicates ports are ready. TD Green On DT

• Cisco 7120 Series, 1-38 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Functional Overview 3 FastEthernet/IEEE 802.3 interface(s) 1 Serial network interface(s) 125K bytes of non-volatile configuration memory. 4096K bytes of Flash internal SIMM (Sector size 256K). Configuration register is 0x2000 System LEDs and Reset Button Cisco 7100 series VPN routers provide LEDs to indicate the status of the router and a CPU reset button that allows you to reset the entire system. The LEDs are shown in Figure 1-34 and described in Table 1-16. Caution To prevent system errors and prob

• Cisco 7120 Series, 1-2 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Product Description Figure 1-1 Cisco 7100 Series Routers in a Virtual Private Network Cisco 7100 series VPN routers include the following: • Cisco 7120 series—Provides one fixed WAN port, two fixed 10BaseT/100BaseTX Fast Ethernet ports, one modular port adapter slot, and one service module slot. • Cisco 7140 series—Provides two fixed WAN ports, two fixed 10BaseT/100BaseTX Fast Ethernet LAN ports, one modular port adapter slot, and one service module slot. The Cisco 7120 series is available in

• Cisco 7120 Series, 1-30 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Functional Overview Functional Overview The following sections provide a functional overview of Cisco 7100 series VPN routers to help you become familiar with the capabilities of the router: • Chassis Slot and Logical Interface Numbering, page 1-30 • Online Insertion and Removal, page 1-33 • Peripheral Component Interconnect Buses, page 1-33 • Network Processor Card, page 1-34 • System LEDs and Reset Button, page 1-38 • Environmental Monitoring and Reporting Functions, page 1-

• 1-41 Cisco 7100 Series VPN Router Installation and Configuration Guide 78-6341-03 Chapter 1 Overview Functional Overview The show environment command displays the current environmental status of the system. The report displays parameters that are out of the normal values. No parameters are displayed if the system status is normal. The example that follows sho

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