Welcome to Toolforge!
Hello Arnab777as3uj, welcome to the Toolforge project! Your request for access was processed, and you should be able to use ssh to connect to login.tools.wmflabs.org. You will need to logout and login again at https://toolsadmin.wikimedia.org/ to activate your new permissions there.
Check the Toolforge help page for tips on using your account. You can also ask questions in our IRC channel at #wikimedia-cloud connect or send an e-mail to our mailing list firstname.lastname@example.org.