nbd troubleshooting

On a client I do:

telnet 192.168.8.100 2000
Trying 192.168.8.100...
Connected to 192.168.8.100.
Escape character is '^]'.
Connection closed by foreign host.

And on the server:

roland@zambas:~$ sudo /usr/sbin/inetd -d
[sudo] password for roland:
ADD: 9571 proto=tcp, wait.max=0.256 user:group=nobody:(default) builtin=0 server=/usr/sbin/tcpd
ADD: 9572 proto=tcp, wait.max=0.256 user:group=nobody:(default) builtin=0 server=/usr/sbin/tcpd
ADD: 2000 proto=tcp, wait.max=0.256 user:group=nobody:(default) builtin=0 server=/usr/sbin/tcpd
someone wants 2000
accept, ctrl 3
24696 execv /usr/sbin/tcpd
reaping asked for
24696 reaped, status 100