What two tunneling protocols does Mobile IPv4 use? (Choose two.) ?
A. IP-in-IP
B. GRE
C. IPSec
D. SSL
E. SSH
F. IP over UDP
What two tunneling protocols does Mobile IPv4 use? (Choose two.) ?
A. IP-in-IP
B. GRE
C. IPSec
D. SSL
E. SSH
F. IP over UDP