Hi Len, You can use the following IOS for the IPSEC, there are two options; IOS with 3DES and FW options, another without FW option.
With FW Option: File name: c1700-k9o3sy-mz.122-10a.bin Description: IP/FW/IDS PLUS IPSEC 3DES Minimum Recommended Memory to download image - 8 MB Flash and 32 MB RAM Without FW Option: File name: c1700-k9sy-mz.122-10a.bin Description: IP PLUS IPSEC 3DES Minimum Recommended Memory to download image - 8 MB Flash and 32 MB RAM If you have Memory problems than you can also select the older Versions of IOS with 12.1. Hope that it will help, regards, -- Arshad Mughal "Steven A. Ridder" wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > No, but I'm sure anything above 12.0 is OK. I'd check the IOS feature > navigator on CCO and you can nail down exactly what you need. > > > ""Len Campbell"" wrote in message > [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > > Thanks for your help steve, do you know what version of the IOS is > > supported? > > > > ""Steven A. Ridder"" wrote in message > > [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > > > The VPN module is used to take the encryption processing load off of the > > > CPU. FOR IP SEC, you need a DES or 3DES designated IOS. > > > > > > -- > > > > > > RFC 1149 Compliant. > > > > > > > > > > > > ""Len Campbell"" wrote in message > > > [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > > > > What is the VPN module used for on the Cisco 1720 if the router has > the > > > > capability in the IOS? I want to do IP SEC VPN and I was told that it > > is > > > > supported without the VPN module. Just wondering the difference > between > > > the > > > > two. With and w/o the module. > > > > > > > > Thanks in Advance > > > > Len Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=48308&t=48187 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]

