Cisco 2521LF - 2521LF Router Manual do Utilizador descarregar pdf (Página 32)

32

Copyright © 1997 Cisco Systems, Inc.

6-63CSE: Networking Fundamentals — WAN Basics

© 1999, Cisco Systems, Inc.

www.cisco.com

Cisco 2600 Modules

WAN Network Modules**

• 16 or 32 async serial

• 4 or 8 sync/async low -speed serial

• 1 or 2 voice/fax

WAN Network Modules**

• 16 or 32 async serial

• 4 or 8 sync/async low -speed serial

• 1 or 2 voice/fax

WAN Cards (WICs)

• 1* or 2 sync serial

• 2 async/sync serial

• 1 ISDN BRI*

• 1 four-wire 56-kbps CSU/DSU*

• 1 T1/Fractional T1 CSU/DSU*

WAN Cards (WICs)

• 1* or 2 sync serial

• 2 async/sync serial

• 1 ISDN BRI*

• 1 four-wire 56-kbps CSU/DSU*

• 1 T1/Fractional T1 CSU/DSU*

Other Modules

• 1 or 2 slot voice/fax network module

• Redundant power supply

• Data Compression AIM

Other Modules

• 1 or 2 slot voice/fax network module

• Redundant power supply

• Data Compression AIM

Modem Modules

• 8 or 16 analog modems

• 6 digital modem upgrade

Modem Modules

• 8 or 16 analog modems

• 6 digital modem upgrade

*Compatible between Cisco 1600,

2600, and 3600 routers

**Compatible between Cisco 2600

and Cisco 3600 routers

Voice Interface Cards**

• 2 foreign exchange office

• 2 foreign exchange station

• 2 ear and mouth

Voice Interface Cards**

• 2 foreign exchange office

• 2 foreign exchange station

• 2 ear and mouth

6-64CSE: Networking Fundamentals — WAN Basics

© 1999, Cisco Systems, Inc.

www.cisco.com

Cisco 3600 Series

• Modular, high-density

central site or Power

Branch router and dial

access server

• Broad range of LAN and

WAN

• Optional integrated modems

• IBM support

• Advanced services

–Security and data privacy

–Enhanced multimedia and

virtual LAN support

–

Voice/fax over IP

# slots

Cisco 3620 2

Cisco 3640 4

# slots

Cisco 3620 2

Cisco 3640 4

Cisco 3600

Routing

Future

Technologies

WAN

Connectivity

Modem/ISDN

Dialup

LAN

Connectivity

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