GRE - Generic Routing Encapsulation

Generic Routing Encapsulation is an IP based term applied to the encapsulation of IP datagrams tunnelled through an internet. The encapsulation includes security, typically in the form of IPSec , and is most commonly found in VPN (Virtual Private Network) implementations.


  • Fully interactive 3GPP based network map
  • Narrated call flows
  • Detailed network procedures

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