ASUS ISDN problem on RedHat9

My ASUS PCI ISDN modem is on the Linux list.. I am lasdt time simple add
modem in network visualy and all was be ok!
but after I am install RedHat9 again same modem can not connect me to the
Internet!



When I push Active button for connection visualy I can see message:

redhat-config-network:
Cannot activate network device isdn0!


This is my log file:

[root@localhost root]# cd /var/log
[root@localhost log]# tail -f /var/log/messages
Nov 8 17:24:51 localhost ifup-ippp: isdnctrl l2_prot isdn0 hdlc
Nov 8 17:24:51 localhost ifup-ippp: isdnctrl l3_prot isdn0 trans
Nov 8 17:24:51 localhost ifup-ippp: isdnctrl encap isdn0 syncppp
Nov 8 17:24:51 localhost ifup-ippp: isdnctrl dialmode isdn0 manual
Nov 8 17:24:51 localhost ifup-ippp: isdnctrl secure isdn0 off
Nov 8 17:24:51 localhost ifup-ippp: isdnctrl huptimeout isdn0 600
Nov 8 17:24:51 localhost ifup-ippp: isdnctrl callback isdn0 off
Nov 8 17:24:51 localhost ifup-ippp: isdnctrl pppbind isdn0
Nov 8 17:24:51 localhost /etc/hotplug/net.agent: assuming isdn0 is already
up
Nov 8 17:25:34 localhost kernel: isdn_ppp_bind: Can't find a (free)
connection to the ipppd daemon.


any advices?
GP