Weblogic server started but console is not opening.

Check the Weblogic server log ($DOMAIN_HOME/servers/AdminServer/security) for making sure that Weblogic server are started successfully.

If service started successfully check the firewall is blocking or not. If firewall is blocking then stop the firewall.

[root@weblogic2 oracle]# chkconfig iptables off
[root@weblogic2 oracle]#
[root@weblogic2 oracle]#
[root@weblogic2 oracle]# service iptables stop
iptables: Flushing firewall rules:                         [  OK  ]
iptables: Setting chains to policy ACCEPT: filter          [  OK  ]
iptables: Unloading modules:                               [  OK  ]
[root@weblogic2 oracle]#