All Barracuda SSL VPNs model 480 and larger offers the ability supply various information to Network Management Systems via SNMP. Both SNMP version 2c and 3 are supported. Barracuda Networks recommends using SNMP v3 as it is more secure.
SNMP v2
- IP address (range) from which the Network Management System will contact the Barracuda SSL VPN SNMP service.
- SNMP community string.
SNMP v3
- User and password to authenticate the NMS.
- Authentication Method (supported encryption methods).
- Allowed IP address or range for the Network Management System.
Configure SNMP v2
- Log into the Administration interface.
- Open the ADVANCED > Administration page.
- In the SNMP Manager section, configure the following settings:
- Enable SNMP Agent – Select Yes.
- SNMP Version – Select v2c.
- SNMP Community String – Enter a password to authenticate the SNMP server.
- Allowed SNMP IP/Range – Enter the IP addresses or range from which the Barracuda SSL VPN should accept SNMP queries.
- Click Save Changes.
Configure SNMP v3
- Log into the Administration interface.
- Open the ADVANCED > Administration page.
- In the SNMP Manager section configure the following settings:
- Enable SNMP Agent – Select Yes.
- SNMP Version – Select v3.
- User – Enter a username.
- Password – Enter a password.
- Authentication Method – Select the authentication method supported by your network management software. E.g.,
SHA - Encryption Method – Select the encryption method supported by your network management software. E.g.,
AES - Allowed SNMP IP/Range – Enter the IP addresses or range from which the Barracuda SSL VPN should accept SNMP queries.
- Click Save Changes.