B)
2008-11-20 17:40:32 W [client-protocol.c:280:client_protocol_xfer] trans: attempting to pipeline request type(2) op(4) with handshake
2008-11-20 17:40:32 E [fuse-bridge.c:2702:init] glusterfs-fuse: fuse_mount failed (Transport endpoint is not connected)
2008-11-20 17:40:32 E [glusterfs.c:547:main] glusterfs: Initializing FUSE failed
The above error means there is a stale mount on /mnt. umount /mnt and try again. Not quite sure about your other errors, seems not to be glusterfs related. Do you know if having support for glusterfs client to bind() to a specific local IP address will resolve this issue?
avati