Manuale d’uso / di manutenzione del prodotto 4000 del fabbricante Cisco Systems
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CHAPTER Overview of the Cisco 4000 Series Routers 1-1 1 Ov er vie w of the Cisco 4000 Ser ies Routers The Cisco 4000 series consists of the Cisco 4000-M, the Cisco 4500-M, and the Cisco 4700-M.
1-2 Cisco 4000 Serie s Installation Guide • Dual-port high-speed synchronous serial and 16-port lo w-speed synchronous/asy nchronous serial. The high-speed ports su pports EIA/TIA-232, EIA/TIA-449, V .35, X.21, NRZ/NRZI, D TE/DCE, or EIA-530 DTE interf aces.
Overview of the Cisco 4000 Series Routers 1-3 H3590 2 DATA OK 3 DATA OK 1 DATA OK POWER OK SERIES.
1-4 Cisco 4000 Serie s Installation Guide Series Specifications Series Specifications Design specif ications for the Cisco 4000 series are as follo ws: • Modular router pl atform. • Flash memory capability . • User-upgradable network processor module s, shared memory , and processor local memory .
Overview of the Cisco 4000 Series Routers 1-5 Series Specifications For complete conf iguration information, refer to the Cisco Product Catalog, which is av ailable on the W eb at http://www .cisco.com. T able 1-1 lists the netw ork processor module interf ace options av ailable for the Cisco 4000 series when this guide was printed.
1-6 Cisco 4000 Serie s Installation Guide Series Specifications T able 1-1 System Specifications Software Compatibility Network processor modules must be su pported by the appropriate lev el of system software. The minimum system software version for the original Cisco 400 0 was Softw are Release 9.
Overview of the Cisco 4000 Series Routers 1-7 Series Specifications T able 1-2 Minimum Software Release V ersion Note The Cisco 4000 can no longer be ordered, but Cisco IO S Releases 10.0, 10.2, and 10.3 are supported on installed Ci sco 4000 routers.
1-8 Cisco 4000 Serie s Installation Guide Series Specifications T able 1-3 lists the processor and memory specifications of the Cisco 4000 series routers.
Overview of the Cisco 4000 Series Routers 1-9 Memory Systems T able 1-3 Cisco 4000 Series Proc essor and Memory Specific ations Memory Systems The Cisco 4000 series mem ory systems (see Figure 1-2) have the following functions: • Main memory—Stores the runnin g conf iguration and routing tables.
1-10 Cisco 4000 Series Installation Guide Memory Systems when Flash m emory does not cont ain a valid system image. In the Cisco 4500 -M and 4700-M, the R OM monitor allows you to boot a system image from Flash memory if a boot helper image is not present in boot Flash mem ory .
Overview of the Cisco 4000 Series Routers 1-11 Memory Systems Memor y Requirements in the Cisco 4000 Ser ies Each module in the Cisco 4000 series can ch ange memo ry configurations to accommodate internetworking demands.
1-12 Cisco 4000 Series Installation Guide Memory Systems T able 1-4 Cisco 4000-M Shared Mem ory Requirements T able 1-5 Cisco 4500-M an d Cisco 4700-M Shared Memory Requirements Network Processor Module P er-Module Shared Memory Requirements Single-port Ethernet 0.
Overview of the Cisco 4000 Series Routers 1-13 Memory Systems Note For more information, see product bulletin number 419, “Memory Options for Cisco 4000 Series, ” on the W eb at http://www .
1-14 Cisco 4000 Series Installation Guide Cisco RPS Support Cisco RPS Suppor t The Cisco 4000-M, 4500-M, or 4700-M router now supports connection to the Cisco Redundant Power System (RPS).
Overview of the Cisco 4000 Series Routers 1-15 Cisco RPS Support Caution Use the Cisco RPS (model PWR600 -A C-RPS) on ly to po wer the external de vice. Seul le système d’alimentat ion redondant Cisco (RPS modèle PWR600-AC-RPS) doit servir à alimenter le dispositif externe.
1-16 Cisco 4000 Series Installation Guide Cisco RPS Support Fully Redundant P ow er The Cisco RPS can provide a fully redundant power source for up to two Cisco 4000 series routers. Y ou can use a two-to-one cable to connect up to two e xternal devices to the four DC output power modules on the rear panel of the Cisco RPS, as shown in Figure 1-6.
Overview of the Cisco 4000 Series Routers 1-17 Cisco RPS Support RPS F eatures The follo wing features are standard: • T wo A C input power cords • T wo fully redundant A C input po wer modules .
1-18 Cisco 4000 Series Installation Guide Cisco RPS Support.
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 4000 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 4000 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Cisco Systems 4000 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Cisco Systems 4000 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Cisco Systems 4000, 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 4000.
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 4000. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Cisco Systems 4000 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.
