Hi iam upgrading me clients software and he has asked for some versions which iam having problems with below - can you answer the below questions.
12.1(8b)E15 ENTERPRISE W/VIP SHH 3DES
I see the above has been deferred and 12.1(8b)E19 is advised - but this also is not available for download-can you advise the upgrade I ( what version)require - and how to purchase it my custermer does have smartnet
12.1(25) SEE4 IP SECURITY to 12.2(35)SE5 ADV IP SERVICES
Can I use smartnet to upgrade the above - or do I need to buy a cd
12.1(24) IP PLUS/SNASSW PLUS
is this image still available- to buy download if so what the product code is - or what is it replacment