SNMPv3 USM Users
You can configure up to 10 User-based Security Model (USM) users (referred to as SNMPv3 user). Each SNMPv3 user can be configured to one of the following security levels:
SNMPv3 Security Levels
|
Security Levels |
Authentication |
Privacy |
|---|---|---|
|
noAuthNoPriv(1) |
none |
none |
|
authNoPriv(2) |
MD5 or SHA-1 |
none |
|
authPriv(3) |
MD5 or SHA-1 |
DES, 3DES, AES128, AES192, or AES256 |
Each SNMPv3 user must be associated with one of the predefined groups listed in the following table:
SNMPv3 Predefined Groups
|
Group |
Get Access |
Set Access |
Sends Traps |
Security Level |
|---|---|---|---|---|
|
ReadGroup1 |
Yes |
No |
Yes |
noAuthNoPriv(1) |
|
ReadWriteGroup1 |
Yes |
Yes |
Yes |
noAuthNoPriv(1) |
|
TrapGroup1 |
No |
No |
Yes |
noAuthNoPriv(1) |
|
ReadGroup2 |
Yes |
No |
Yes |
authNoPriv(2) |
|
ReadWriteGroup2 |
Yes |
Yes |
Yes |
authNoPriv(2) |
|
TrapGroup2 |
No |
No |
Yes |
authNoPriv(2) |
|
ReadGroup3 |
Yes |
No |
Yes |
authPriv(3) |
|
ReadWriteGroup3 |
Yes |
Yes |
Yes |
authPriv(3) |
|
TrapGroup3 |
No |
No |
Yes |
authPriv(3) |
The first (initial) SNMPv3 user can only be configured through a management interface other than SNMP (i.e., Web interface, configuration ini file, or CLI). Once configured, additional users can be configured through the SNMP interface as well.