If you have CCO access, you can use feature navigator: http://www.cisco.com/go/fn/ to quickly find information of this kind. I'm fairly certain that there is non-cco version, but I can't seem to be able to find it now.
Regarding your original question, I believe you're fairly safe with any 12.x version. Marko. > -----Original Message----- > From: Slobodan Gajic [mailto:[EMAIL PROTECTED]] > Sent: ~ripjudagur, 18. febrzar 2003. 09:05 > To: [EMAIL PROTECTED] > Subject: 1003 as Internet gateway [7:63242] > > > Which IOS I need on 1003 to use it as ISDN gateway to > Internet? IOS should > support NAT and dynamic IP addressing on WAN port. > Regards. > Report misconduct > and Nondisclosure violations to [EMAIL PROTECTED] > Tvlvupsstur ~essi er fra Margmiplun hf., Supurlandsbraut 4, Reykjavmk. Fyrirvara og leipbeiningar til viptakenda tvlvupssts fra Margmiplun hf. er ap finna a vefsmpunni http://www.mi.is/fyrirvari Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=63246&t=63242 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]