Cisco IOS® Packaging simplifies the image selection process by consolidating the number of packages and using consistent package names across platforms.Cisco has begun repackaging all IOS versions with its new naming conventions, starting with IOS version 12.3 specifically designed for Cisco 1700, Cisco 2600XM, Cisco 2691, the Cisco 3700 Series Access Routers, and the Cisco 1800, 2800, and 3800 Integrated Services Router family. It is available in Cisco IOS Software Major Release 12.3M/T, with additional enhancements in 12.4M/T.

CISCO IOS new packages are as fellows

  1. I P Base
  2. IP Voice
  3. Enterprise Base
  4. Advanced Security
  5. SP Services
  6. Advanced IP Services
  7. Enterprise Services
  8. Advanced Enterprise Services

newios

Each group contains large number of features inside the package For example, the Advanced Security package contains the Cisco IOS Firewall, IPSEC, 3DES, VPN, and SSH. So

IP Base or IP Base without Crypto-Entry level Cisco IOS Software image (Classic IP Data + trunking and DSL)

IP VoiceText Box or IP Voice without CryptoText Box-Adds VoIP, VoFR to IP Base (Adds Voice to Data)

SP Services-Adds SSH/SSL, ATM, VoATM, MPLS, etc. to IP Voice (Adds SP Services to Voice & Data)

Advanced Security-Adds Cisco IOS FW, IDS/IDP, NAC, SSH/SSL, IPsec VPN, etc. to IP Base (Add Security/VPN to Data)

Enterprise BaseText Box or Enterprise Base without CryptoText Box:-Adds Enterprise Layer 3 routed protocols (AT, IPX, etc.) and IBM support to IP Base (Add Multiprotocol Services to Data)

Enterprise Services or Enterprise Services without Crypto-Adds full IBM support, Service Provider Services to Enterprise Base (Merge Enterprise Base & SP Services)

Advanced IP Services-Adds IPv6, Advanced Security to SP Services (Merge Advanced Security & SP Services)

Advanced Enterprise Services-Full Cisco IOS Software (Merge Advanced IP Services & Enterprise Services)