Which protocol creates a virtual unencrypted pointto-point VPN tunnel between Cisco routers?

Last Updated: Dec 20, 2022
IT Exam Items Repository › Category: CCNA 3 v7 › Which protocol creates a virtual unencrypted pointto-point VPN tunnel between Cisco routers?

Which protocol creates a virtual unencrypted pointto-point VPN tunnel between Cisco routers?

  • GRE
  • IKE
  • IPsec
  • OSPF

Explanation: Generic Routing Encapsulation (GRE) is a tunneling protocol developed by Cisco that encapsulates multiprotocol traffic between remote Cisco routers. GRE does not encrypt data. OSPF is an open-source routing protocol. IPsec is a suite of protocols that allow for the exchange of information that can be encrypted and verified. Internet Key Exchange (IKE) is a key management standard used with IPsec.

Related exam: 8.4.2 Module Quiz - VPN and IPsec Concepts

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