Hi, was this issue ever resolved? I to seem to be having very similar problems on Windows XP and 2000.
GetNetworkInterfaces C:\jgroups\JGROUP~1.BIN>java -Djava.net.preferIPv4Stack=true -Djgroups.bind_addr=170.198.227.92 -Djgroups.udp.mcast_addr=239.10.10.10 -Djgroups.udp.mcast_port=7654 -cp ./;jgroups-all.jar;commons-logging.jar;log4j.properties org.jgroups.util.GetNetworkInterfaces lo: MS TCP Loopback interface /127.0.0.1 (127.0.0.1) --------------------- eth0: Broadcom NetXtreme Gigabit Ethernet Driver /170.198.227.92 (bd01.cstplc.lan) --------------------- Multicast Discover Test org.jgroups.tests.McastDiscovery ======================================================== Responses received ordered by interface: 170.198.227.92: [/127.0.0.1:3896, /170.198.227.92:3897] 127.0.0.1: [/127.0.0.1:3896, /170.198.227.92:3897] -- Valid interfaces are [/170.198.227.92, /127.0.0.1] Use of any of the above interfaces in "UDP(bind_addr=)" will guarantee that the members will find each other ======================================================== First Instance of the Draw Application C:\jgroups\JGROUP~1.BIN>java -Djava.net.preferIPv4Stack=true -Djgroups.bind_addr=170.198.227.92 -Djgroups.udp.mcast_addr=239.10.10.10 -Djgroups.udp.mcast_port=7 654 -cp ./;jgroups-all.jar;commons-logging.jar;log4j.properties org.jgroups.demos.Draw 10-Oct-2008 12:32:42 org.jgroups.JChannel init INFO: JGroups version: 2.6.4.GA ------------------------------------------------------- GMS: address is 170.198.227.92:4805 ------------------------------------------------------- ** View=[170.198.227.92:4805|0] [170.198.227.92:4805] A nestat -an returns the following info TCP 170.198.227.92:4806 0.0.0.0:0 LISTENING UDP 0.0.0.0:7654 *:* Restarting this first instance, the port showing in the Draw app window is always one less than the port showing in the netstat output. Second Instance of the Draw Application C:\jgroups\JGroups-2.6.4.GA.bin>java -Djava.net.preferIPv4Stack=true -Djgroups.bind_addr=170.198.227.92 -Djgroups.udp.mcast_addr=239.10.10.10 -Djgroups.udp.mcas t_port=7654 -cp ./;jgroups-all.jar;commons-logging.jar;log4j.jar org.jgroups.demos.Draw log4j:ERROR Could not find value for key log4j.appender.AtsEventLogFile log4j:ERROR Could not instantiate appender named "AtsEventLogFile". INFO - [main] JGroups version: 2.6.4.GA DEBUG - [main] mapping is: 1: class org.jgroups.stack.IpAddress 2: class org.jgroups.protocols.CAUSAL$CausalHeader 3: class org.jgroups.protocols.FD$FdHeader 6: class org.jgroups.protocols.FD_SOCK$FdHeader 7: class org.jgroups.protocols.FragHeader 13: class org.jgroups.protocols.PingHeader 14: class org.jgroups.protocols.TcpHeader 19: class org.jgroups.protocols.TunnelHeader 20: class org.jgroups.protocols.UdpHeader 21: class org.jgroups.protocols.UNICAST$UnicastHeader 22: class org.jgroups.protocols.VERIFY_SUSPECT$VerifyHeader 24: class org.jgroups.protocols.pbcast.GMS$GmsHeader 25: class org.jgroups.protocols.pbcast.NakAckHeader 27: class org.jgroups.protocols.pbcast.STABLE$StableHeader 28: class org.jgroups.protocols.pbcast.STATE_TRANSFER$StateHeader 29: class org.jgroups.protocols.SMACK$SmackHeader 30: class org.jgroups.Message 31: class org.jgroups.View 32: class org.jgroups.ViewId 34: interface org.jgroups.Address 35: class org.jgroups.blocks.RequestCorrelator$Header 36: class org.jgroups.protocols.PingRsp 38: class java.util.Vector 39: class org.jgroups.protocols.pbcast.JoinRsp 40: class org.jgroups.util.Digest 41: class java.util.Hashtable 53: class org.jgroups.protocols.COMPRESS$CompressHeader 54: class org.jgroups.protocols.FC$FcHeader 56: class org.jgroups.protocols.TpHeader 57: class org.jgroups.protocols.ENCRYPT$EncryptHeader 58: class org.jgroups.protocols.SEQUENCER$SequencerHeader 59: class org.jgroups.protocols.FD_SIMPLE$FdHeader 60: class org.jgroups.protocols.VIEW_SYNC$ViewSyncHeader 61: class org.jgroups.protocols.FD_ALL$Header 62: class org.jgroups.protocols.SFC$Header 63: class org.jgroups.mux.MuxHeader 64: class org.jgroups.protocols.pbcast.FLUSH$FlushHeader 65: class org.jgroups.protocols.pbcast.STREAMING_STATE_TRANSFER$StateHeader 66: class org.jgroups.blocks.PullPushAdapter$PullHeader 67: class org.jgroups.protocols.AuthHeader DEBUG - [main] changed role to org.jgroups.protocols.pbcast.ClientGmsImpl DEBUG - [main] frag_size=60000, overhead=200, new frag_size=59800 DEBUG - [main] received CONFIG event: {bind_addr=/170.198.227.92} DEBUG - [main] received CONFIG event: {bind_addr=/170.198.227.92} TRACE - [main] stable task started DEBUG - [main] creating sockets and starting threads DEBUG - [main] sockets will use interface 170.198.227.92 org.jgroups.ChannelException: failed to start protocol stack at org.jgroups.JChannel.startStack(JChannel.java:1545) at org.jgroups.JChannel.connect(JChannel.java:364) at org.jgroups.demos.Draw.go(Draw.java:174) at org.jgroups.demos.Draw.main(Draw.java:144) Caused by: java.lang.Exception: problem creating sockets (bind_addr=/170.198.227.92, mcast_addr=null) at org.jgroups.protocols.UDP.start(UDP.java:373) at org.jgroups.stack.Configurator.startProtocolStack(Configurator.java:124) at org.jgroups.stack.ProtocolStack.startStack(ProtocolStack.java:392) at org.jgroups.JChannel.startStack(JChannel.java:1542) ... 3 more Caused by: java.net.BindException: Address already in use: Cannot bind at java.net.PlainDatagramSocketImpl.bind0(Native Method) at java.net.PlainDatagramSocketImpl.bind(PlainDatagramSocketImpl.java:82) at java.net.DatagramSocket.bind(DatagramSocket.java:368) at java.net.MulticastSocket.(MulticastSocket.java:147) at java.net.MulticastSocket.(MulticastSocket.java:112) at org.jgroups.protocols.UDP.createSockets(UDP.java:480) at org.jgroups.protocols.UDP.start(UDP.java:369) ... 6 more Using wireshark I can see the UDP traffic coming from 170.198.227.92 to 239.10.10.10 with a src/dst port of 7654 Multicast Send/Recieve test works fine C:\jgroups\JGROUP~1.BIN>java -Djava.net.preferIPv4Stack=true -Djgroups.bind_addr=170.198.227.92 -Djgroups.udp.mcast_addr=239.10.10.10 -Djgroups.udp.mcast_port=7 654 -cp ./;jgroups-all.jar;commons-logging.jar;log4j.properties org.jgroups.tests.McastSenderTest Socket=0.0.0.0/0.0.0.0:4874, ttl=32, bind interface=/0.0.0.0 > me again > << Received response from 170.198.227.92:5555: Hello from Bela C:\jgroups\JGroups-2.6.4.GA.bin>java -Djava.net.preferIPv4Stack=true -Djgroups.bind_addr=170.198.227.92 -Djgroups.udp.mcast_addr=239.10.10.10 -cp jgroups-all.ja r;commons-logging.jar;log4j.properties org.jgroups.tests.McastReceiverTest Socket=0.0.0.0/0.0.0.0:5555, bind interface=/0.0.0.0 me again [sender=170.198.227.92:4874] Can anyone point me in the right direction to resolve this issue. Many Thanks Brendan View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4181473#4181473 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4181473 _______________________________________________ jboss-user mailing list jboss-user@lists.jboss.org https://lists.jboss.org/mailman/listinfo/jboss-user