On the MSR router , the -t parameter of the ping command specifies the timeout time of the ICMPEchoReply message . The value range is 1 ~ 65535, and the unit is milliseconds . Its default value is ______ milliseconds.

On the MSR router , the -t parameter of the ping command specifies the timeout time of the ICMPEchoReply message . The value range is 1 ~ 65535, and the unit is milliseconds . Its default value is ______ milliseconds.
A . 200
B . 100
C . 2000
D . 1000

Answer: C