- Fragmenting of device
- inflexibility and poor util
- Proliferation of Network Appliances
- Increased TCO
- Virtual Logical Appliance e.g. FWSM, IDSM, ACE
- Module vs Appliance (250 logical device, RBAC)

- ACE GSS site select based on content – Content Routing Site Selection
- ACE GSS 4492R Global Load Balancer, Proximity refer to distance in topology not distance, lowest round trip time
- ACE XML Gateway – SOA Strategy, XSL Transform, Schema Validation, XML Encrypt/decrypt, XML Digital Sign, DMZ, Protect from app threat

ACE can handle - IP Fragmentation attack, Unauthorized access, IP Spoofing












Cisco WAAS
WAE (Wide Area Application Engine) or WAVE (Wide Area Virtualization ENgine)