Cannot assign requested address (Bind failed)

[mihalichman]

Hello! I trying start stun server. such a parameter set public ip address, and because server not have second ip then as second ip set another. but when I start take error

java.net.BindException: Cannot assign requested address (Bind failed)
at java.net.PlainDatagramSocketImpl.bind0(Native Method)
at java.net.AbstractPlainDatagramSocketImpl.bind(AbstractPlainDatagramSocketImpl.java:93)
at java.net.DatagramSocket.bind(DatagramSocket.java:392)
at java.net.DatagramSocket.(DatagramSocket.java:242)
at java.net.DatagramSocket.(DatagramSocket.java:299)
at de.javawi.jstun.test.demo.StunServer.(StunServer.java:52)
at de.javawi.jstun.test.demo.StunServer.main(StunServer.java:271)

then I try start two server and set two address in start, but still get error. Maybe I completely do not understand how run self server. Server was run in AWS EC2.