Ssume you have a machine with an IP address of 199.145.127.170 and its netmask is /27. a) What is the "parent" network number? (Just give the address; do not include the netmask.) b) If we are the network administrator for the "parent" network, how many bits can we manage? c) What is the "dotted-decimal" notation for this machine’s netmask? d) How many bits are used for host number on the "subnet"?