How to deal with that FTP user cannot log in to MA5200G because it carries no do

2. FTP CLIENT could log in to other else FTP SERVERs normally, indicating that FTP CLIENT itself is normal;

3. No abnormality is found in configurations of MA5200G by checkup, and the switch of FTP ENABLE has been turned on; the command to add FTP user is normal also;

4. When FTP CLIENT logs in to MA5200G, it will be authenticated in DEFAULT_ADMIN domain if no domain name appears in user name; however, the authentication of DEFAULT_ADMIN domain is defaulted to DEFAULT1 of radius authentication; by default, DEFAULT_ADMIN domain is not configured with RADIUS-SERVER GROUP, so FTP CLIENT cannot log in to MA5200G normally;

5. Revise the authentication mode of DEFAULT_ADMIN domain to LOCAL authentication; through test, the problem is found to be addressed.

1. The network between FTP CLIENT and MA5200G fails;

2. FTP CLIENT is problematic;

3. MA5200G is problematic in configurations;