Bay Networks Baystream 7 Configuration And Troubleshooting Manual page 46

Configuring and Troubleshooting Bay Dial VPN Services
PPP packet Remote node
Flag Address Control Protocol Data FCS Flag
Remote annex
GRE packet
CRKSs Control T Flag Version Protocol Tunnel ID Data
Type
Gateway
Frame Relay packet
Address Control Information FCS Data
Opening Closing
Flag Flag
CPE Router
Data packet moves onto home network
DVS0003A
Figure 2-4. Packet Encapsulation and Decapsulation Process
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