Manage server connections
If the desired server does not appear in the dropdown, click on More and Manage Server Connections.
To add a new server to the list, click on Add at the bottom left and provide the following properties:
- Name
The name that should appear in the server dropdown.
- Endpoint URL
The physical address available on the network that allows clients to access the server. Besides standard URLs with HTTP, OPC UA uses its own schemes, such as
opc.tcp. Examples of server endpoint URL strings are:http://opcua.example.com:51211/UA/SampleServer
opc.tcp://opcua.example.com:51210/UA/SampleServer
- Security Policy
Select the security policy that is supported by all clients the server needs to interact with. Avelon only supports policies that are considered secure. Weaker security policies with outdated algorithms are not available, but it is possible to not select a security policy at all and use anonymous authentiation.
- Message Security Mode
Configures the general level of security applied to messages exchanged between client and server.
- Sign
All messages are signed but not encrypted.
- Sign and Encrypt
All messages are signed and encrypted.
- Authentication
User authentication allows the server to verify the identity of the client user credentials.
- Anonymous
No user information.
- Password
The user is identified by a username and password.
- Certificate
The user is identified by an X509v3 certificate.
- Username
Username. Only available if Authentication is set to Password.
- Password
Password. Only available if Authentication is set to Password.
To test whether a connection to the server can be established, click on Test Connection below.
To save the connection, click on Save at the bottom right. The server will now appear in the Server dropdown in the left sidebar.