Login Id used for Itzcash railway booking at NGET

I am itzcash railway agent but I am facing login problem as i have so many Username.

1 first I used to login in itzcashworld with username itzdl361**

2 then I have itzcash easy username ITZIC437**

3 then i I have irctc user name WITZIIL030**

Now the problem is that under new NGET site  https://irctc.itzcashworld.com/NGET/  they are asking user name and password.Tell me which user name I have to put and which password to be used.

                                 

 

Note: for username ITZIC437** for this password normally changed every month).

The new login for railway booking for Itzcashworld is https://irctc.itzcashworld.com/NGET/

The website for ICW login itzcash easy is https://www.itzcash.com/Itzcasheasy/