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Generic routing encapsulation

(also GRE)

Generic routing encapsulation definition

Generic routing encapsulation is a tunneling protocol created by Cisco that provides a private path for transporting packets through a public network by encapsulating packets. It creates a private point-to-point connection.

Generic routing encapsulation examples

  • Generic routing encapsulation used to be used with Point-to-Point Tunneling Protocol to implement VPNs.