Harshad, Thanks for the reply I did check logs and now its working I did change services but now I want to know how can I establish connection between client machine to server and how I know if PostgreSQL is running under same service I mentioned still it is asking for default password which I have given during installation -- View this message in context: http://postgresql.nabble.com/server-doesn-t-listen-postgresql-9-1-after-service-change-tp5846460p5846734.html Sent from the PostgreSQL - admin mailing list archive at Nabble.com. -- Sent via pgsql-admin mailing list (pgsql-admin@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-admin