Hi, everyone, I setup two-node samba cluster with ctdb and glusterfs. When one node fails, another node can takeover ip and cifs sessions, so application can not breaks. Linux cifs client works fine when disable one node. However, it does not work under windows xp. I am copying a big file to samba share, meanwhile I disable the connected node, then copy break with "The specified network name is no longer available" error message. anybody can help me? ctdb and samba configuration as followed. smb.conf ----------------------------------- [global] netbios name = ctdbsamba passdb backend = tdbsam clustering = yes idmap backend = tdb2 private dir = /gluster/lock fileid:algorithm = fsid vfs objects = fileid security = user workgroup = panastor [share] comment = None path = /gluster/data browseable = yes read only = no hosts allow hosts deny guest ok = yes ----------------------------------- ctdb ----------------------------------- CTDB_RECOVERY_LOCK=/gluster/lock/lockfile CTDB_PUBLIC_ADDRESSES=/gluster/lock/public_addresses CTDB_MANAGES_SAMBA=yes ulimit -n 10000 CTDB_NODES=/gluster/lock/nodes CTDB_LOGFILE=/var/log/log.ctdb CTDB_DEBUGLEVEL=3 ----------------------------------- thanks a lot nuaa_liuben