Jesse Erdmann wrote:
>
> Hello all,
>
> I'm trying to port a Java server from Windows to Linux. Both need to
> be interoperable and the clients (Win*/Linux on x86) need to be able to
> connect to either.
>
> On the Windows platform, the developers were able to bind a
> MulticastSocket to a port already in use by other (non-Multicast)
> sockets. However, when the code tries to do this on Linux I get a
> BindException: Address already in use. Of course, this doesn't happen
> when I feed it a port not in use. However, this really isn't a viable
> solution for various reasons (the process currently fails for other
> reasons because of using a different port).
>
> Does anyone have suggestions on how to fix this without resorting to
> using a different port? Also, does anyone know specifically why this is
> different between the two environments?
>
> Thanks!
>
> --
>
> Jesse Erdmann
> Engineer
> Secure Computing Corp.
>
What version of the Linux Kernel are you using? What version of glibc
are you using? If you are using the latest versions then you may be
seeing a bug related to major differences in multicast socket
behaviors. At least some of these problems were fixed in a patch made
to blackdown today.
--
Matthew Peterson
Sr. Software Engineer
Caldera Systems, Inc
[EMAIL PROTECTED]
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