1720 IOS current version how to enable CEF ....

[routerdude]

I would like to implement load-balance with 2 t1's but need to upgrade my 1720 IOS current version to enable CEF .... does anyone have the image to download and what version do I need? CCO doesn't give much info about or access to downloads unless if you are a client.

Here is the current version:
Cisco Internetwork Operating System SoftwareOWN: Line protocol on Interface Serial0, cha
IOS (tm) C1700 Software (C1700-Y-M), Version 12.0(7)T, RELEASE SOFTWARE (fc2)
Compiled Mon 06-Dec-99 14:14 by phanguye
Image text-base: 0x80008088, data-base: 0x805994D8

ROM: System Bootstrap, Version 12.0(3)T, RELEASE SOFTWARE (fc1)

Sosh-Architechs-Gateway uptime is 2 hours, 27 minutes
System returned to ROM by power-on
System image file is "flash:c1700-y-mz.120-7.T"

cisco 1720 (MPC860) processor (revision 0x501) with 12288K/4096K bytes of memory
.
Processor board ID JAD0431005O (1984284397), with hardware revision 0000
M860 processor: part number 0, mask 32
Bridging software.
X.25 software, Version 3.0.0.
1 FastEthernet/IEEE 802.3 interface(s)
1 Serial network interface(s)
WIC T1-DSU
32K bytes of non-volatile configuration memory.
4096K bytes of processor board System flash (Read/Write)

Configuration register is 0x2102


Thx in advance