What Needs QoS?
VPNs over the Internet
- High value traffic - branch offices and telecommuters
- Easy to do with static config of filter lists
- Current focus of Industry Buzz
Applications sensitive to packet loss
- SAP, SQL, RPC, SNA, DEC LAT, …
- Web “RPC” - HTTP get
- Audio over RTP/UDP - Voice over IP
- Many of these are harder to do with static configurations based on layer 3 filters