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FAQ - how to add ACL control for the machine which has multiple network adapters?

Publication Date:  2012-11-23 Views:  362 Downloads:  0
Issue Description
Only add the first network adapter’s IP address of the multiple network adapters in ACL control, but sometimes unable to access network management servers, network management tips "not in the control range of ACL ".
Alarm Information
Handling Process
Step 1: login to network management client.
Step 2: in the main menu, select the "system > network management security > network user management".
Step 3: in the "network user management" navigation tree, click the client corresponding user, and choose the "access control list" of the right working area.
Step 4: in the “access control list" interface, click “Settings system access control list”.
Step 5: in the pop-up "system access control list" interface, click "add".
Step 6: in the pop-up "add new system access control" interface, input multiple network adapter client’s IP address or segment address, click the "ok".
Please make sure that all the IP addresses of the multiple NIC client are added to the system access control list.
Step 7: return to the “system access control list” dialog box, click "close".
Step 8: in the “access control list” interface, check the box" use the entire access control list of the system ".
Step 9: click "apply".
Root Cause
The network management server will have ACL control according to IP address, when the multiple NIC client connecting to the server, it will take an address of the multiple addresses randomly as request address. If the taken IP is not the first NIC’s IP address, ACL list does not include the IP address, it will not be able to access network management server. Therefore, it is necessary to add all the IP addresses of the multiple NIC client to the list of ACL.