Which screen drops packets with a protocol field value of 137 or greater?
A.
block-frag
B.
bad-option
C.
unknown-protocol
D.
security-option
Which screen drops packets with a protocol field value of 137 or greater?
Which screen drops packets with a protocol field value of 137 or greater?
C
Check this link for the overview part, very clear!
http://www.juniper.net/documentation/en_US/junos12.1×44/topics/example/suspicious-packet-unknown-protocol-packet-dropping-cli.html
When you enable the unknown protocol protection screen option, Junos OS drops packets when the protocol field contains a protocol ID number of 137 or greater by default.