PPP is a poor choice for an Internet-based remote access protocol because: a. It does not utilize header compression b. PPP traffic is not encrypted c. PPP credentials are not encrypted d. It is not...

PPP is a poor choice for an Internet-based remote access protocol because:

a. It does not utilize header compression

b. PPP traffic is not encrypted

c. PPP credentials are not encrypted

d. It is not routable over IPv6 networks

The best countermeasure for a SYN attack is:

a. Block SYN packets on border routers

b. Block SYN packets at the firewall

c. Increase the number of open SYN requests on the firewall

d. Increase the number of open SYN requests on servers