What wild card mask will match networks 172.16.0.0 through 172.19.0.0?
- 0.0.3.255
- 0.0.255.255
- 0.252.255.255
- 0.3.255.255
Answers Explanation & Hints: The subnets 172.16.0.0 through 172.19.0.0 all share the same 14 high level bits. A wildcard mask in binary that matches 14 high order bits is 00000000.00000011.11111111.11111111. In dotted decimal this wild card mask is 0.3.255.255.