安装Conexant usb modem拨号的问题

fiend

我安装的是red hat9.0 modem的型号为实达的adsl 5800ub。我已将驱动安好
（modem上的link指示登常亮）。下面的图片是我在win2000下modem的一些信息，win2k下使用raspppoe虚拟拨号上网，ip不固定。linux下安装了rp－pppoe拨号
不知问题出在那里？
[root@localhost root]# cxstart.sh
>>> Inits Conexant AccessRunner <<<

>>> Loading firmware...
Conexant AccessRunner microcode upload program. 24/6/2003
Josep Comas <jcomas@gna.es>
Pascal Boucher <bcrp17@tiscali.fr>
Pawel Konieczny <konieczp@users.sourceforge.net>

I found ADSL modem with VendorID = 0572 & ProductID = cb00
Loading and sending /usr/sbin/cxfirm4.bin...
Firmware is sent!
Setting configuration...
Waiting ADSL line is up (until 90 seconds)...
..............
ADSL line is up (Downstream 2048 Kbits/s, Upstream 512 Kbits/s)
>>> Loading driver...
Launching driver in normal mode...
Using /lib/modules/2.4.20-8/kernel/drivers/usb/cxacru.o

/usr/sbin/cxload.sh successful
Setting RFC1483/2684 bridged...
>>> Setting RFC1483/2684 bridged <<<

>>> Loading br2684 kernel module...

>>> Loading br2684ctl...
RFC1483/2684 bridge: Interface "nas0" could not be created, reason: File exists
RFC1483/2684 bridge: Communicating over ATM 0.0.32, encapsulation: LLC
RFC1483/2684 bridge: Interface configured

>>> Activating interface...

>>> Activating send/receive data...
Conexant AccessRunner ioctl call. 16/6/2003
Josep Comas <jcomas@gna.es>
Pascal Boucher <bcrp17@tiscali.fr>
Pawel Konieczny <konieczp@users.sourceforge.net>

I found ADSL modem with VendorID = 0572 & ProductID = cb00

>>> Requesting IP address from DHCP server...
Internet Software Consortium DHCP Client V3.0pl1
Copyright 1995-2001 Internet Software Consortium.
All rights reserved.
For info, please visit http://www.isc.org/products/DHCP

/sbin/dhclient-script: configuration for nas0 not found.
Listening on LPF/nas0/00:d0:f8:2f:6a:cd
Sending on   LPF/nas0/00:d0:f8:2f:6a:cd
Sending on   Socket/fallback
DHCPDISCOVER on nas0 to 255.255.255.255 port 67 interval 7
DHCPDISCOVER on nas0 to 255.255.255.255 port 67 interval 9
DHCPDISCOVER on nas0 to 255.255.255.255 port 67 interval 12
DHCPDISCOVER on nas0 to 255.255.255.255 port 67 interval 16
DHCPDISCOVER on nas0 to 255.255.255.255 port 67 interval 17
No DHCPOFFERS received.
No working leases in persistent database - sleeping.
/sbin/dhclient-script: configuration for nas0 not found.

/usr/sbin/cxnet3up.sh successful
[root@localhost root]# ifconfig
lo        Link encapocal Loopback
          inet addr:127.0.0.1  Mask:255.0.0.0
          UP LOOPBACK RUNNING  MTU:16436  Metric:1
          RX packets:13239 errors:0 dropped:0 overruns:0 frame:0
          TX packets:13239 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:905135 (883.9 Kb)  TX bytes:905135 (883.9 Kb)

nas0      Link encap:Ethernet  HWaddr 000:F8:2F:6A:CD
          inet addr:192.168.0.1  Bcast:192.168.0.255  Mask:255.255.255.0
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:5 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:100
          RX bytes:0 (0.0 b)  TX bytes:1760 (1.7 Kb)

北南南北

这是Conexant 芯片的，应该用下面的方法，试一下，应该能行

http://www.linuxsir.cn/forum.php?mod=viewthread&tid=23549