Cisco Cisco IOS Software Release 12.2(4)YH

Cisco IOS Release 12.2(4)YH supports the following Cisco 1700 series routers:

Cisco 1720 Routers

Cisco 1721 Router

Cisco 1750, 1750-2V, and 1750-4V Routers

Cisco 1751 and 1751-V Routers

Cisco 1760 and 1760-V Routers

The Cisco 1720, and 1721 routers run data images only. The Cisco 1750, 1750-2V, and 1750-4V routers 
run data or data-and-voice images, providing analog voice support. Cisco 1751, 1751-V, 1760, and 
1760-V routers run data or data-and-voice images, providing digital and analog voice support.

For detailed descriptions of new hardware features and which features are supported on each router, see 
the 

. For descriptions of existing hardware features 

and supported modules, see the hardware installation guides, configuration and command reference 
guides, and additional documents specific to Cisco 1700 series routers, which are available on 
Cisco.com and the Documentation CD at the following location:

http://www.cisco.com/univercd/cc/td/doc/product/access/acs_mod/1700/index.htm

This URL is subject to change without notice. If it changes, point your web browser to Cisco.com, and 
click the following path:

:

:

:  

: <platform_name>

To determine the version of Cisco IOS software currently running on your Cisco 1700 series router, log 
in to the router and enter the show version EXEC command. The following sample output from the show 
version command indicates the version number on the second output line:

router> show version

Cisco Internetwork Operating System Software 

IOS (tm) C1700 Software (C1700-Y-MZ), Version 12.2(4)YH, EARLY DEPLOYMENT RELEASE SOFTWARE (fc1)

Synched to technology version 12.2(5.4)T

Cisco 1751 and 
Cisco 1760 
Routers
(Continued)

Cisco 1700 IOS IP Plus 
ADSL/Voice 

IP Plus ADSL/Voice  c1700-sv3y7-mz

16 MB

64 MB

RAM

Cisco 1700 IOS IP Plus VOX

IP Plus VOX

c1700-sv8y-mz

16 MB

64 MB

RAM

Cisco 1700 IOS IP Plus 
ADSL/VOX

IP Plus ADSL/VOX

c1700-sv8y7-mz

16 MB

64 MB

RAM