Overlay Tunnels (ENCOR/CCNP Quiz) 1. GRE was originally created to provide transport for non-routable legacy protocols. FALSE TRUE 2. LISP separates IP addresses into which of the following? (Choose two.) LISP entities RLOCs Subnets and hosts EIDs 3. Which of the following are modes of packet transport supported by IPsec? (Choose two.) Crypto mode Transport mode Transparent mode Tunnel mode 4. True or false: ETRs are the only devices responsible for responding to map requests originated by ITRs. TRUE FALSE 5. What is the destination UDP port used by the LISP data plane? 4342 4142 4143 4341 6. Which of the following is the message exchange mode used to establish an IKEv1 IPsec SA? Quick mode CREATE_CHILD_SA Main mode Aggressive mode 7. Which of the following commands are optional for GRE configuration? (Choose two.) keepalive tunnel source {ip-address | interface-id} tunnel mode gre {ip | ipv6} tunnel destination ip-address 8. Which of the following should not be dynamically advertised via an IGP into a GRE tunnel? The GRE tunnel IP address The GRE tunnel source interface or source IP address Loopback interfaces Connected interfaces 9. Which of the following UDP ports is the UDP port officially assigned by the IANA for VXLAN? 8472 4987 8947 4789 10. True or False: The VXLAN specification defines a data plane and a control plane for VXLAN. FALSE TRUE Loading … Written by