[Samba] session request failed

[onofrio panzarino]

192.168.0.1 is the server, is PANZ
192.168.0.2 is a win98 client, is BEPP

till some days ago all went well so i don't know how could cause this
problem:

$ smbclient -L 192.168.0.2

SSL: Error error setting CA cert locations: error:00000000:lib(0):func(0):reason(0)
trying default locations.
added interface ip=192.168.0.1 bcast=192.168.0.255 nmask=255.255.255.0
session request to 192.168.0.2 failed (Called name not present)
session request to 192 failed (Called name not present)
session request to *SMBSERVER failed (Called name not present)


but:

$ smbclient -L 192.168.0.1

SSL: Error error setting CA cert locations: error:00000000:lib(0):func(0):reason(0)
trying default locations.
added interface ip=192.168.0.1 bcast=192.168.0.255 nmask=255.255.255.0
Got a positive name query response from 127.0.0.1 ( 192.168.0.1 )
Passoword:
Anonymous login successful
Domain=[WORKGROUP] OS=[Unix] Server=[Samba 2.2.0a]

	Sharename      Type      Comment
	---------      ----      -------
	epson          Printer   Epson EPL-5700
	IPC$           IPC       IPC Service (Samba 2.2.0a)
	ADMIN$         Disk      IPC Service (Samba 2.2.0a)

	Server               Comment
	---------            -------
	BEPP                
	PANZ                 Samba 2.2.0a

	Workgroup            Master
	---------            -------
	WORKGROUP            PANZ



my smb.conf:

[global]
   workgroup = WORKGROUP
   printing = bsd
   printcap name = /etc/printcap
   load printers = yes
   guest account = sappe

   log file = /usr/local/samba/log.%m

   name resolve order = wins lmhosts bcast
   wins support = yes
   dns proxy = no

   preferred master = yes


[homes]
   comment = Home Directories
   browseable = no
   read only = yes
   create mode = 0750


[epson]
   comment = Epson EPL-5700
   printable = yes
;  browsable = no
;  public = yes
;  writable = no
;  create mode = 0700
   printer = epson
   print command = /usr/bin/lpr -r %s
   printing = bsd
   path = /var/spool/public
   guest ok = yes
   guest account = sappe   


bye

-- 
"The  erroneous idea  that  Ibid is  the  author of  the  Lives is  so
frequently  met with,  even  among  those pretending  to  a degree  of
culture, that it is worth correcting. Ibid's masterpiece, on the other
hand, was the famous Op. Cit."                      HP Lovecraft, Ibid