On Sat, 3 Oct 1998, Gwobaw A. Wu wrote:
> Hi,
>
> Does anyone know whether linux java allow multicast via slip?
> Currently, I am running jdk 1.1.6v1 and have a modem (28.8k) running slip.
> TCP/IP runs ok but it gave me core dump when I tried to join multicast
> group:
> java.net.SocketException: Cannot assign requested address
> at java.net.MulticastSocket.joinGroup(MulticastSocket.java:153)
> at Client.joinMulticast(Client.java:29)
> at Client.run(Client.java:39)
>
> The code runs fine on a SUN solaris machine and on a linux box with
> ethernet connection.
> I have fixed ip address although I am running slip over modem.
>
> Thanks.
> --- Gwobaw ([EMAIL PROTECTED])
> 3115 EECS, (313) 647-3780
>
I'm not sure you can use multicast at all over slip. If you have access to
another computer with multicast-capable computer you could try mTunnel, an
application for tunneling multicast over an unicast connection:
http://www.cdt.luth.se/~peppar/progs/mTunnel/
(mTunnel is an Java application written by my co-worker Peter Parnes.)
//Roland Parviainen
