Cisco 2600 Series Обзор - Страница 2

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Hardware Features

Table 1-1

Summary of Cisco 2600 Series LAN Interfaces (continued)

Ethernet

Model

(10BASE-T)

Cisco 2621XM —

Cisco 2650

—

Cisco 2650XM —

Cisco 2651

—

Cisco 2651XM —

Cisco 2691

—

In addition to the interfaces listed in

features:

•

Figure 1-1

Cisco 2600 series routers are either single rack-unit (1RU) or two rack-unit (2RU) high.

Note

The number and type of interfaces vary, depending on the specific router.

Note

Figure 1-1

Cisco 2650

Cisco 2600 Series Routers Hardware Installation Guide

1-2

Token Ring

(RJ-45)

—

Dynamic random-access memory (DRAM) for main memory and shared memory (Cisco 261x and

Cisco 262x routers)

Synchronous dynamic random-access memory (SDRAM) for main memory and shared memory

(Cisco 26xxXM, Cisco 265x, and Cisco 2691 routers)

Nonvolatile random-access memory (NVRAM) for storing configuration information

Flash memory—Stores the operating system software image. In Cisco 2691 routers, flash memory

is a CompactFlash memory card. In all other Cisco 2600 series routers, flash memory is a single

inline memory module (SIMM).

EIA/TIA-232 (RJ-45) console port for local system access by using a console terminal

EIA/TIA-232 (RJ-45) auxiliary port for remote system access or dial backup by using a modem

and

Figure 1-2

show examples of Cisco 2600 series routers.

Cisco 2600 Series Router Rear Panel—Example of 1RU Router

10/100BASE-T

Ethernet 0/0

(RJ-45)

Fast Ethernet

Network

(10/100)

Module Slot

Table

1-1, Cisco 2600 series routers include the following hardware

Cisco 2650

100-240V– 1A

50/60 Hz 47 W

LINK

ETHERNET 0 ACT

CONSOLE

AUX

Auxiliary port

(RJ-45)

Console

port (RJ-45)

Chapter 1

Overview of Cisco 2600 Series Routers

Advanced

WAN Interface

Integration

Card Slots

Module Slots

OL-2171-06