This object determines whether this system checks
for IP security options. If this object has the value
security1108 (1), then the system checks for IP security
options (per rfc1108) in each received IP packet and handles
them accordingly. If this object has the value security1038 (2),
then the system checks and acts on IP security options per
rfc1038. If this object has the value noSecurity (3), the
system does not check for IP security options.