From the OS add a new user. In VMWare login as root into the console and use the useradd <name> command to create the new user. Set a password with the passwd <name> command. You also need to add the user in EMC under Administration>Users and specify the group access.

https://gtacknowledge.extremenetworks.com/articles/Solution/Unable-to-login-to-Netsight-Console-using-LDAP-or-OS-credentials?l=en_US&fs=RelatedArticle

Aside… to search for config files archived by EMC in the virtual appliance type…

find / -name *.cfg

Inventory Manager>Data Storage>Directory Path

Specify the base directory where data for Inventory Manager is stored. This data includes capacity reports, configuration templates, configurations, and property files.

/usr/local/Extreme_Networks/NetSight/appdata/InventoryMgr

ls -alg to see file attributes.

https://www.ibm.com/support/knowledgecenter/en/SSLTBW_2.3.0/com.ibm.zos.v2r3.bpxa500/lscmd.htm

Changing file attributes…

chmod -R 775 or 777 .

N   Description                      ls   binary    
0   No permissions at all            ---  000
1   Only execute                     --x  001
2   Only write                       -w-  010
3   Write and execute                -wx  011
4   Only read                        r--  100
5   Read and execute                 r-x  101
6   Read and write                   rw-  110
7   Read, write, and execute         rwx  111

• First Number 7 – Read, write, and execute for user.
• Second Number 5 – Read and execute for group.
• Third Number 5 – Read and execute for other.

Which group user belongs…

id -Gn [user] or groups or id user