Question 30:
A network architect is troubleshooting the L2TPv3 tunneling security due to the untrusted nature of the underlaying network. Which two L2TPv3 features does the architect deploy to address the ongoing issues? (Choose two.)
Answer options:
A. TCP MD5 authentication B. control message hashing C. CHAP authentication D. control message rate limiting E. asymmetric mutual authentication with PSK