RESTORING A FILE IN THIS PROCEDURE, YOU RESTORE THE FILE YOU MODIFIED...

2.

Which of the following System Monitor performance counters can you use to

determine whether the DNS server is the target of a DoS attack?

a.

Segments Retransmitted/Sec in the TCPv4 performance object

b.

Zone Transfer Failure in the DNS performance object

c.

Datagrams Received/Sec in the UDPv4 performance object

d.

Total Query Received/Sec in the DNS performance object

e.

Messages/Sec in the ICMP performance object

c and d