Sambaの接続エラー。

Aug 20 00:42:43 roserogue smbd[4367]: [2007/08/20 00:42:43, 0] lib/util_sock.c:get_peer_addr(1000)
Aug 20 00:42:44 roserogue smbd[4367]: getpeername failed. Error was Transport endpoint is not connected
Aug 20 00:42:44 roserogue smbd[4367]: [2007/08/20 00:42:44, 0] lib/util_sock.c:get_peer_addr(1000)
Aug 20 00:42:44 roserogue smbd[4367]: getpeername failed. Error was Transport endpoint is not connected
Aug 20 00:42:44 roserogue smbd[4367]: [2007/08/20 00:42:44, 0] lib/access.c:check_access(328)
Aug 20 00:42:44 roserogue smbd[4367]: [2007/08/20 00:42:44, 0] lib/util_sock.c:get_peer_addr(1000)
Aug 20 00:42:44 roserogue smbd[4367]: getpeername failed. Error was Transport endpoint is not connected
Aug 20 00:42:44 roserogue smbd[4367]: Denied connection from (0.0.0.0)
Aug 20 00:42:44 roserogue smbd[4367]: [2007/08/20 00:42:44, 0] lib/util_sock.c:get_peer_addr(1000)
Aug 20 00:42:44 roserogue smbd[4367]: getpeername failed. Error was Transport endpoint is not connected
Aug 20 00:42:44 roserogue smbd[4367]: Connection denied from 0.0.0.0
Aug 20 00:42:44 roserogue smbd[4367]: [2007/08/20 00:42:44, 0] lib/util_sock.c:write_socket_data(430)
Aug 20 00:42:44 roserogue smbd[4367]: write_socket_data: write failure. Error = Connection reset by peer
Aug 20 00:42:44 roserogue smbd[4367]: [2007/08/20 00:42:44, 0] lib/util_sock.c:write_socket(455)
Aug 20 00:42:44 roserogue smbd[4367]: write_socket: Error writing 5 bytes to socket 5: ERRNO = Connection reset by peer
Aug 20 00:42:44 roserogue smbd[4367]: [2007/08/20 00:42:44, 0] lib/util_sock.c:send_smb(647)
Aug 20 00:42:44 roserogue smbd[4367]: Error writing 5 bytes to client. -1. (Connection reset by peer)

というエラーメッセージがログに残る。
特に不具合はないのだけれども、どうも気になるので調べると

http://blog.hashimoto-clinic.jp/200611/article_7.html

http://www.kozupon.com/samba/samba2.html

原因：プリンタの設定をしていないにも関わらず、プリンタードライバの自動配布機能が動いてしまうから。

対策：[global]内に以下の２行を入れる。
load printers = no
disable spoolss = yes

らしい。
なるほど、納得。