-err Unknown Authorization State Command

i've telnet to port 110
and got this error

Trying 172.29.4.73...
Connected to 172.29.4.73.
Escape character is '^]'.
+OK POP3 [172.29.4.73] 2004.89 server ready
user glade
-ERR Unknown AUTHORIZATION state command

i'm using imap on suse 10.2 ,here is the imap config file




#
# imap - pop2 mail daemon
#
service pop2
{
disable = yes
socket_type = stream
protocol = tcp
wait = no
user = root
server = /usr/sbin/ipop2d
flags = IPv4
}

#
# imap - pop3 mail daemon
#
service pop3
{
disable = no
socket_type = stream
protocol = tcp
wait = no
user = root
server = /usr/sbin/ipop3d
flags = IPv4
}

#
# imap - pop3 mail daemon over tls/ssl
#
service pop3s
{
disable = yes
socket_type = stream
protocol = tcp
wait = no
user = root
server = /usr/sbin/ipop3d
flags = IPv4
}

#
# imap - imap mail daemon
#
service imap
{
disable = no
socket_type = stream
protocol = tcp
wait = no
user = root
server = /usr/sbin/imapd
flags = IPv4
}

#
# imap - imap mail daemon over tls/ssl
#
service imaps
{
disable = yes
socket_type = stream
protocol = tcp
wait = no
user = root
server = /usr/sbin/imapd
flags = IPv4
}

what happend to my suse?

thx for help.