Westermo MRI-128-F4G-PSE24 User Manual
Page 127
123
4.10.2 SNMP V3 Profile
SNMP V3 can provide more security functions when the user performs remote
management through SNMP protocol. It delivers SNMP information to the
administrator with user authentication; all of data between the switch and the
administrator are encrypted to ensure secure communication.
Security Level: Here the user can select the following levels of security: None,
Authentication, and “Authentication and Privacy”.
Auth. Protocol: Here the user can select either MD5 (Message-Digest algorithm 5)
or SHA (Secure Hash Algorithm). MD5 is a widely used cryptographic hash
function with a 128-bit hash value. SHA (Secure Hash Algorithm) hash functions
refer to five Federal Information Processing Standard-approved algorithms for
computing a condensed digital representation. The switch provides two user