3. GRE
IP
OVER
SEC
The following figure displays a typical scenario to configure GRE over IPsec:
Figure 39: GRE + IPsec Configuration Topology
IPsec is used for transport mode encryption for tunneled traffic only. Ensure tunnel
end-point reachability from OA700-1.
CLI Configuration Guide
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ONFIGURATION
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GRE Configuration Scenarios using OA-700
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