The newly appointed trainee technician wants to know if one can change the situation where every time a typing mistake is made at the exec prompt of a router, the message from the router indicates a lookup is being performed. Also, there is a waiting period of several seconds before the next command can be typed. What will your reply be?
A.
No, this is a default feature of Cisco IOS software.
B.
Yes, by using the no ip domain-lookup command
C.
Yes, by using the no ip helper-address command.
D.
Yes, by using the no ip multicast helper-map command