When implementing GET VPN, which of these is a characteristic of GDOI IKE?
A.
GDOI IKE sessions are established between all peers in the network.
B.
Security associations do not need to linger between members once a group member has
authenticated to the key server and obtained the group policy.
C.
Each pair of peers has a private set of IPsec security associations that is only shared between
the two peers.
D.
GDOI IKE uses UDP port 500.
Explanation:
http://www.cisco.com/en/US/prod/collateral/iosswrel/ps6537/ps6586/ps6635/ps7180/
deployment_guide_c07_554713.pdf