Cisco Systems 12006 series manuale d’uso

CH A P T E R 1-1 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 1 Product Overview This chapter pro vides an o vervi e w of the Cisco 12006 and Cisco 1240 6 series routers. It contains ph ysical descriptions of the router h ardware and major components, and functional descri ptions of the hardware-related f eat[...]

Chapter 1 Product Overview Product Description 1-2 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 These two router models are d ifferentiated by the switching cap acity of the switch fabric installed i n the router: • Cisco 12006 Router—2.5- Gbps switch fabric • Cisco 12406 Router—10- Gbps switch fabri[...]

1-3 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Product Description Figur e 1 - 1 Cisco 12006 and Cisco 12406 rout er (Fr ont V iew) W ith a chassis height of 18 .5 inches (46.9 cm), four Cisco 12006 and Cisco 12406 rou ters can be installed in a single standa rd 7-foot (2.15 -m) e[...]

Chapter 1 Product Overview Product Description 1-4 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 Cisco 12006 and Cisco 12406 routers ha v e the follo wing ke y features: • Route Processor (RP)—Slot 5 (bott om sl ot) is the recommended slot for the first RP . When the router is equipped wit h a redundant R[...]

1-5 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Product Description • All power modules and ot her field repl aceable units (FR U s), except for the air blower module and the power distribution unit (PDU), can be removed from the front of the chassis. • All source po wer connec[...]

Chapter 1 Product Overview Product Description 1-6 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 Figure 1 -2 Cisco 12006 and Cisco 12406 router (Rear V iew) • Fiber Cable Management—Fiber cable management wit h support for high-density fiber Fast Ethernet (FE) ports. • Current 1.275-inch pit ch line car[...]

1-7 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Physical and Functional De scription Physical and Functional Description The main physical componen ts of Cisco 12006 and Cisco 12406 routers and their functions are described in t he follo wing sections: • Chassis, page 1-7 • Mul[...]

Chapter 1 Product Overview Chassis 1-8 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 Switch Fabric Card Slots The switch fabric circuitry resides in fi v e fabric card slots: two for CSCs and three for SFCs. (See Figure 1 -1 .) For more in formation abou t the role of the switch fabric circuitry , see the “[...]

1-9 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Chassis Power Because a Cisco 12006 or Cisco 12406 Router can be configured with either an A C-input po wer system or a DC-input po wer system, the po wer modul e bays will accept either A C-input power su pply modules or DC-inpu t PE[...]

Chapter 1 Product Overview Multigigabit Crossb ar Switch Fabric 1-10 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 Multigigabit Crossbar Switch Fabric Cisco 12006 and Cisco 12406 router swit ch fa b ric circuity prov ides synchronized gigabit-speed interconnect ions for the line cards an d the RP . The switch[...]

1-11 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Multigigabit Crossbar Switch Fabric • System clock—The system cl ock synchronizes data transfers between line cards or between the RP and a line card, through the switch fabri c. In systems with redundant CSCs, the two system clo[...]

Chapter 1 Product Overview Multigigabit Crossb ar Switch Fabric 1-12 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 Switch Fabric Switching Capacity and Router Type The Cisco 12006 Router is based on a 2.5-Gbps switch f abric, where each CS C or SFC provides a 2 .5-Gbps full-duple x connection to each lin e ca[...]

1-13 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Maintenan ce Bus Maintenance Bus The Cisco 12006 and Cisco 12406 router maintenance b us and MBus modules manage the maintenance functions of the syst em. The MBus is inte grated into the backplane and consists of two sepa rate buses[...]

Chapter 1 Product Overview Maintenance Bus 1-14 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 Code Download A portion of the line car d operating soft ware can be do wnloaded fro m the RP to the line card ove r the MBus. Because the MB us is r elativ ely slow compared to the switch fabric, on ly enough code i[...]

1-15 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Route Processors Route Processors Each Cisco 12006 an d Cisco 12406 router has one main system (or route) processor . The route processor (RP) processes the network routing pro tocols and distribu tes updates to the Cisco Express F o[...]

Chapter 1 Product Overview Route Processors 1-16 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 Route Processor Types T wo types of RPs ar e av ailable for Cisco 12006 and Cisco 12406 router s, the Gigabit Route Pr ocessor (GRP), and th e Performance Route Processor (PRP). Each of these route processor types i[...]

1-17 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Route Processors Note GRP route memory conf igurations of 512 MB are compatibl e with only Product Number GRP-B=. Cisco IOS Release 12.0(1 9)S or 12.0(19)ST or later , and ROMMON Release 11. 2 (181) or later are also required. • SR[...]

Chapter 1 Product Overview Route Processors 1-18 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 Figure 1 -5 GRP L ay out Backplane connector S L O T -0 GIGABIT ROUTE PROCESSOR S LO T -1 C O LL LIN K T X R X R J-45 M II R E S E T AUX E JE C T H10547 Bank 2 DRAM DIMMs Bank 1 PCMCIA slots slot 0: bottom slot 1: t[...]

1-19 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Route Processors GRP Memory Components Ta b l e 1 - 1 lists the memory components on t he GRP . Figure 1-5 sho ws the location of the DRAM and Flash SIMM on the GRP . DRAM The EDO DRAM on the GRP stores routin g tables, protocols, an[...]

Chapter 1 Product Overview Route Processors 1-20 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 Caution T o pre vent memory problems, DRAM DIMMs must be 3.3-v olt (V), 60-nanosecond (ns) de vices. Do n ot install other de vices in the D IMM sockets. Cisco recommends that you use the Cisco-appr ov ed memory opt[...]

1-21 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Route Processors Flash memory also functions as a T ri vial File T ransfer Protocol (TFTP) server to allo w other servers to boot remo tely from stored images or to copy t hem into their o wn Flash memory . The onboard Flash memory ([...]

Chapter 1 Product Overview Route Processors 1-22 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 Figur e 1 - 7 GRP Alphanumer ic LED Displays (P artial F aceplate) The alphanumeric LED displays router status messages: • Router status messages that are displayed during the bo ot process • Router status messa[...]

1-23 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Route Processors For e xample, when the boot f ield o f the software conf igurati on regi ster is set to 0x0 and you press the NMI switch, the GRP remains at the R OM monitor prompt (rommon>) and w aits for a user command to boot [...]

Chapter 1 Product Overview Route Processors 1-24 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 Note EIA/TIA-232 is also re ferred to as RS-232. The auxiliary port i s an EIA/TI A-232 plug (male) that pro vides a data terminal equipment (DTE) interface. The auxiliary por t supports flo w control and is often u[...]

1-25 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Route Processors Performance Route Processor This section provides info rmation about the PRP . The PRP is supported in both the Cisco 12406 Router and the Cisco 12006 Router. Figure 1-8 sho ws the front panel vie w of the PRP . The [...]

Chapter 1 Product Overview Route Processors 1-26 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 The Cisco IOS software images are sto red in Flash memory . T wo types of Flash memory ship with the PRP: 1. Onboard Flash memory—Sh ips as a single in-line memor y module (SIMM). This Flash memory co ntains the C[...]

1-27 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Route Processors Figur e 1 -9 PRP (Hor izontal Or ientation) 1 Backplane connector 6 Ethern et ports 2 Flash SIMM (Socket number P3) 7 Auxiliary port 3 SDRAM DIMMs Bank 1 - Socket number U15 Bank 2 - Socket number U18 8 Console port [...]

Chapter 1 Product Overview Route Processors 1-28 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 PRP Memory Components PRP memory options and functi ons are listed in Ta b l e 1 - 4 . Note If a single DIMM module is installed, it must be placed in bank 1 (U15). T able 1 -4 PRP Memory Componen ts T ype Size Quan[...]

1-29 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Route Processors SDRAM SDRAM stores routing tabl es, protocol s, an d network accounting app lications, and runs the Cisco IOS software. The de fault PRP configuration includes 512 MB of error checking and correction (ECC) SDRAM. DI [...]

Chapter 1 Product Overview Route Processors 1-30 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 the Flash disk contai ns the Cisco IOS softw are image. A 64-MB A T A Flash disk ships by def ault with the PRP . Ta b l e 1 - 5 lists the supported Flash disk sizes and their Cisco product nu mbers. System Status L[...]

1-31 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Route Processors At the end of the boot process, the LEDs are controlled by the Cisco IOS softwa re (via the MBus), and the content displ ayed is designat ed by the Cisco IOS software. The display LEDs indicate the follo wing i nform[...]

Chapter 1 Product Overview Route Processors 1-32 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 Flash Disk Slots The PRP includes two Flash disk (PCMCIA) slots. Either slot can support an A T A Flash disk or a T ype 1 or T ype 2 linear Flash m emory card. The PRP ship s by default wi th one 64-MB A T A Flash d[...]

1-33 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Line Cards Line Cards Cisco 12006 and Cisco 12406 routers come pre-inst alled with the number and type of line cards that you o rdered. Line cards and RPs can be installed in two basic combinations to support RP redu ndancy and a v a[...]

Chapter 1 Product Overview Line Cards 1-34 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 F i g u r e 1- 10 S a m p l e L i n e C a r d s H10781 Status LEDs Alphanumeric LED display Ejector lever Ejector lever Port 0 Port 1 Port 2 Port 3 160-pin backplane signal connector ACTIVE 1 CARRIER RX PKT ACTIVE 0 CARRI[...]

1-35 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Line Cards Alarm Cards Cisco 12006 and Cisco 12406 routers ha ve two alarm card slots. Each alarm card performs the follo wing functio n or indicates the follo wing condi tion: • Alarm output • CSC status • SFC status • Alarm[...]

Chapter 1 Product Overview Line Cards 1-36 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 Alarm Output Function The alarm output function co nsists of a group of relays, LEDs, and th eir associated driv ers connected to an output port on the MBus module. The alarm output func tion is controll ed by the softwa [...]

1-37 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Power Subsystems Power Source Monitoring The alarm card monitors the po wer modules and signals when ther e is a condition outside the normal r ange of operation. It d iscloses problems such as the follo wing: • Po wer source volta[...]

Chapter 1 Product Overview Power Subsystems 1-38 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 Note Cisco 1 2006 and Cisco 12406 routers can b e either A C powered or DC po wered; the router cannot accept two different ty pes of po wer modules at the same time. For detai led handling and replacement i nstruct[...]

1-39 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Power Subsystems Figure 1 -12 AC P ower Distr ibution Unit Depending on whet her the router is conf igured for nonred undant or redundant po wer operation, the router ship s with either one or tw o 14-foot (4.3-m) A C power cords to [...]

Chapter 1 Product Overview Power Subsystems 1-40 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 AC-Input Power Supply The A C-input po wer supply is a remov abl e po wer module that inst alls in one of the bottom two b ays on the front of the ch assis (see Figure 1-1 ). These po wer modules support t he OIR fe[...]

1-41 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Power Subsystems An A C-input po wer supply (sho wn in Figur e 1-13 ) has the follo wing features: • A po wer factor corrector (PFC) all ows the po wer supply to accept A C power source v oltage from an A C po wer source operating [...]

Chapter 1 Product Overview Power Subsystems 1-42 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 • T wo LEDs on the faceplate to pro vide status information. Ta b l e 1 - 6 summarizes t he function o f these ind icators. DC Power Subsystem The DC po wer subsystem consists of the follo wi ng system components:[...]

1-43 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Power Subsystems Figure 1 -14 DC P ow er Distr ibution Unit DC-input po wer is connected th rough the DC PDU on the chassis rear panel. The DC PDU is equipped with tw o DC po wer connector bloc ks. Each DC po wer connector block is e[...]

Chapter 1 Product Overview Power Subsystems 1-44 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 power should be connected to the terminal block. A negati v e lead is connected to the top port, a positi ve lead to the middle port, and a ground lead to the bottom port. (See Figure 1-15 .) Figur e 1 - 15 Cisco 12[...]

1-45 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Power Subsystems Figur e 1 -16 DC-Input P ow er Entry Module A DC-input PEM (sho wn in Figure 1-16 ) has the follo wing features: • A circuit break er switch on t he faceplat e turns the PEM on and of f. • A handle is pro vided f[...]

Chapter 1 Product Overview Power Subsystems 1-46 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 • Three LEDs on the faceplate to provide status information. Ta b l e 1 - 7 summarizes t he function o f these ind icators. • Each PEM weighs 10.5 pou nds (4.76 kg), and can deli v er up to 140 0 W at –48 VDC.[...]

1-47 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Blower Module Power Distribution The router chassis backplan e distribut es -48 VDC po wer througho ut the router and to all cards in the card cage s. All cards hav e multiple DC-DC con verte rs that con v ert the -48 VDC into +2.5 V[...]

Chapter 1 Product Overview Blower Module 1-48 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 If the air temperature inside the RP and line card cage rise s, the system en vironmen tal monitor shuts do wn all internal po wer to pre vent equipment damage from excessi v e heat. If the system detects that one of t[...]

1-49 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Blower Module • OK—Left LED; Green. When on, this LED indicates that th e blo wer module is operating normally . This LED should come on as soon as the blower module is instal led and recei ves po wer fr om the backplane connecto[...]

Chapter 1 Product Overview Cable-Management System 1-50 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 The air filters are located on the right of th e front side of the chassis. The air f ilters are housed behind a door that i s spring-loaded in the closed po sition. Caution Air filters should be clean when t[...]

1-51 Cisco 12006 and Cisco 12406 Router I nstallation and Configuration Guide OL-11497-03 Chapter 1 Product Overview Cable-Management System On line cards with multiple ports, th e line card cable-manag ement bracket k eeps the network interf ace cables or ganized when yo ur remov e and replace the l ine card. Y ou can unplug the network interfa ce[...]

Chapter 1 Product Overview Field-Replacea ble Units 1-52 Cisco 12006 and Cisco 12406 Router Inst all ation and Configuration Guide OL-11497-03 Field-Replaceable Units The field- replaceable units (FR Us) for Cisco 12006 and Cisco 12406 rou ters include th e following units: • Route processor • Line cards • CSCs • SFCs • Alarm cards • PD[...]