Manuale d’uso / di manutenzione del prodotto 12406 series del fabbricante Cisco Systems
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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.
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.
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.
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 .
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.
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.
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 ph.
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 .
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 eit.
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 .
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.
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 .
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.
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.
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 .
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).
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.
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 R.
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 .
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.
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 .
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.
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 o.
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.
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.
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).
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 .
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).
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.
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.
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.
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.
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.
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 Alph.
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.
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.
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.
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.
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.
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 ).
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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 .
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Cisco Systems 12406 series è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Cisco Systems 12406 series - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Cisco Systems 12406 series imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Cisco Systems 12406 series ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Cisco Systems 12406 series, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Cisco Systems 12406 series.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Cisco Systems 12406 series. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Cisco Systems 12406 series insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
