Generic Routing Encapsulation
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OmniAccess 5740 Unified Services Gateway CLI Configuration Guide
Alcatel-Lucent
• Configure the tunnel destination on the tunnel interface. See “To Configure 
Destination IP Address for the Tunnel”
Step 5: Configure optional parameters. 
• Set the tunnel DF-BIT. See “To Set the Tunnel DF-BIT” 
• To resolve tunnel source and destination. See “To Resolve Tunnel Source 
and Destination from a Different VRF” 
• Configure GRE keep alive interval. See “To Configure GRE Keep-alive 
Interval”
• Configure GRE keep alive maximum tries. See “To Configure GRE Keep-
alive Maximum Tries”