SnmpSecurityLevel (Enum Class)
A Level of Security at which SNMP messages can be
sent or with which operations are being processed;
in particular, one of:
noAuthNoPriv - without authentication andwithout privacy,
authNoPriv - with authentication butwithout privacy,
authPriv - with authentication andwith privacy.
These three values are ordered such that
noAuthNoPriv is less than authNoPriv and
authNoPriv is less than authPriv.
noAuthNoPriv = 1
authNoPriv = 2
authPriv = 3