Problem COnnecting AP from Mobile Node

Jeff David jdavid at amperion.com
Thu Sep 23 09:09:33 EDT 2004


Your client's IP Address is wrong.  The client should be on the same subnet as the Access Point.  Any routing must occur on the Access Point node, not on the client.  So if you want to connect the MN to 192.168.3.4, it must have a 192.168.3.x ip address.

Jeff


> -----Original Message-----
> From: Yong Chu Eu (Ñî×ÓÓÓ) [mailto:ceyong at yahoo.com] 
> Sent: Thursday, September 23, 2004 8:55 AM
> To: hostap at shmoo.com; bridge at osdl.org
> Cc: jasonb at edseek.com; jt at hpl.hp.com; linux-help at houseofcraig.net
> Subject: Problem COnnecting AP from Mobile Node
> 
> 
> 
> I am having problem in ping or connect AP from Mobile 
> Node(essid & channel is the same,maybe routing did 
> not set properly but i fail to configure with route add 
> default gw 192.168.3.4,its alway said 
> network is unreachable ),My Mobile Node is using acx100 as 
> driver while AP(redhat 9.0) is using HOSTAP 0.1.3.Any one can 
> help? I heard How-To said we not need to set address on eth0 
> & wlan0 if we have bridge(with address)but will MN connect 
> straight with bridge that i set? 
> 
> My mobile node setting:
> [root at localhost scripts]# iwconfig
> lo        no wireless extensions.
> 
> sit0      no wireless extensions.
> 
> eth0      no wireless extensions.
> 
> ip6tnl0   no wireless extensions.
> 
> mip6mnha  no wireless extensions.
> 
> wlan0     IEEE 802.11b+  ESSID:"mipv6b"  Nickname:"acx100 v0.2.0pre8"
>           Mode:Managed  Channel:1  Access Point: 00:01:03:88:62:96
>           Bit Rate=11Mb/s   Tx-Power:18 dBm   Sensitivity=176/255
>           Retry min limit:7   RTS thr:off
>           Encryption key:off
>           Power Management:off
>           Link Quality:69/100  Signal level:57/100  Noise level:0/100
>           Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
>           Tx excessive retries:0  Invalid misc:0   Missed beacon:0
> 
> root at localhost scripts]# ifconfig
> eth0      Link encap:Ethernet  HWaddr 00:D0:59:80:0C:2E
>           inet addr:172.16.76.56  Bcast:172.16.76.255  
> Mask:255.255.255.0
>           inet6 addr: fe80::2d0:59ff:fe80:c2e/64 Scope:Link
>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>           RX packets:3832 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:36 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:100
>           RX bytes:252364 (246.4 Kb)  TX bytes:3140 (3.0 Kb)
>           Interrupt:11 Base address:0x1400 Memory:f4020000-f4020038
> 
> lo        Link encap:Local Loopback
>           inet6 addr: ::1/128 Scope:Host
>           UP LOOPBACK RUNNING  MTU:16436  Metric:1
>           RX packets:19 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:19 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:0
>           RX bytes:5256 (5.1 Kb)  TX bytes:5256 (5.1 Kb)
> 
> mip6mnha1 Link encap:UNSPEC  HWaddr 
> 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00
>           inet6 addr: 3ffe:80d0:ff03:4::1/64 Scope:Global
>           UP RUNNING NOARP  MTU:1460  Metric:1
>           RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:0 errors:8 dropped:8 overruns:0 carrier:0
>           collisions:0 txqueuelen:0
>           RX bytes:0 (0.0 b)  TX bytes:0 (0.0 b)
> 
> wlan0     Link encap:Ethernet  HWaddr 00:0F:3D:46:A6:25
>           inet addr:192.168.4.1  Bcast:192.168.4.255  
> Mask:255.255.255.0
>           UP BROADCAST RUNNING MULTICAST  MTU:576  Metric:1
>           RX packets:6 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:6 errors:1 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:100
>           RX bytes:1968 (1.9 Kb)  TX bytes:2052 (2.0 Kb)
>           Interrupt:11 Base address:0x4000
> 
> 
> 
> My Redhat AP Setting
> 
> [root at localhost root]# iwconfig
> lo        no wireless extensions.
> 
> sit0      no wireless extensions.
> 
> eth0      no wireless extensions.
> 
> wlan0     IEEE 802.11b  ESSID:"mipv6b"  
> Nickname:"localhost.localdomain"
>           Mode:Master  Frequency:2.412GHz  Access Point: 
> 00:01:03:88:62:96
>           Bit Rate=11Mb/s   Tx-Power:150 dBm   Sensitivity=1/3
>           Retry limit:8   RTS thr:off   Fragment thr:off
>           Encryption key:off
>           Power Management:off
>           Link Quality:0  Signal level:0  Noise level:0
>           Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
>           Tx excessive retries:0  Invalid misc:46   Missed beacon:0
> 
> br0       no wireless extensions.
> 
> [root at localhost root]# ifconfig
> br0       Link encap:Ethernet  HWaddr 00:01:03:88:62:96
>           inet addr:192.168.3.3  Bcast:192.168.3.255  
> Mask:255.255.255.0
>           inet6 addr: fe80::201:3ff:fe88:6296/64 Scope:Link
>           inet6 addr: 3ffe:80d0:ff03:3::3/0 Scope:Global
>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>           RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:15 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:0
>           RX bytes:0 (0.0 b)  TX bytes:1050 (1.0 Kb)
> 
> eth0      Link encap:Ethernet  HWaddr 00:50:BA:5F:61:56
>           inet addr:192.168.3.2  Bcast:192.168.3.255  
> Mask:255.255.255.0
>           inet6 addr: 3ffe:80d0:ff03:3::2/64 Scope:Global
>           inet6 addr: fe80::250:baff:fe5f:6156/64 Scope:Link
>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>           RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:19 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:100
>           RX bytes:0 (0.0 b)  TX bytes:1458 (1.4 Kb)
>           Interrupt:9 Base address:0xd000
> 
> lo        Link encap:Local Loopback
>           inet addr:127.0.0.1  Mask:255.0.0.0
>           inet6 addr: ::1/128 Scope:Host
>           UP LOOPBACK RUNNING  MTU:16436  Metric:1
>           RX packets:232 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:232 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:0
>           RX bytes:12792 (12.4 Kb)  TX bytes:12792 (12.4 Kb)
> 
> wlan0     Link encap:Ethernet  HWaddr 00:01:03:88:62:96
>           inet addr:192.168.3.4  Bcast:192.168.3.255  
> Mask:255.255.255.0
>           inet6 addr: fe80::201:3ff:fe88:6296/64 Scope:Link
>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>           RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:11 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:100
>           RX bytes:0 (0.0 b)  TX bytes:1212 (1.1 Kb)
>           Interrupt:9 Base address:0xd400
> 
> 
> Wireless testBed is almost like below:
>  
> 
>                                          |
>                                      192.168.1.1
>                                  3ffe:80f0:ff03:1::1
>                                         fxp0
>                             FreeBSD 4.10 Router(Vls Server 0.5.6)
>                             vr0                   rl0
>                        192.168.2.1            192.168.3.1
>                      3ffe:80f0:ff03:2::1      3ffe:80f0:ff03:3::1
>                              |                     |
>                              |                     |
>                              |                     |
>                            eth0                  eth0
>                    3ffe:80f0:ff03:2::2      3ffe:80f0:ff03:3::2
>                        192.168.2.2            192.168.3.2
>                    Linux PC Access Point      Linux PC Access Point
>                       (HOSTAP 0.13)          (HOSTAP 0.13)
>                              |                     |
>                              |                     |
>                             br0                   br0
>                         192.168.2.3            192.168.3.3
>                    3ffe:80f0:ff03:2::3      3ffe:80f0:ff03:3::3  
>                              |                     |          
>             
>     
>                              |                     |
>                           wlan0                 wlan0
>                         192.168.2.4            192.168.3.4
>                        essid:mipv6a           essid:mipv6b
> 
> 
>                           ----
>                          | MN |
>                           ----   
>                 Roaming notebook (VLC player 0.7.2)
>               Linux Kernel 2.4.22 with MIPL 1.0
>             (Dlink Wireless  Card with acx100 driver)
>            192.168.4.1(Home address 3ffe:80d0:ff03:4::1)
> 
> 
> 
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