Hi, I am using this with static address assigned (192.168.1.2) it's look like you are using it with some kind of "automatic address". Are you using latest version from : https://github.com/RCPRG-ros-pkg/RCPRG_laser_drivers ? Pozdrawiam Konrad Banachowicz 2011/2/28 Tien Thanh > After modifier network connection, I can ping the address of the laser > scanner. > > tienthanh@tienthanh-pc:~$ ping 169.254.193.164 > PING 169.254.193.164 (169.254.193.164) 56(84) bytes of data. > 64 bytes from 169.254.193.164: icmp_seq=1 ttl=64 time=0.025 ms > 64 bytes from 169.254.193.164: icmp_seq=2 ttl=64 time=0.025 ms > 64 bytes from 169.254.193.164: icmp_seq=3 ttl=64 time=0.027 ms > 64 bytes from 169.254.193.164: icmp_seq=4 ttl=64 time=0.027 ms > 64 bytes from 169.254.193.164: icmp_seq=5 ttl=64 time=0.027 ms > 64 bytes from 169.254.193.164: icmp_seq=6 ttl=64 time=0.028 ms > 64 bytes from 169.254.193.164: icmp_seq=7 ttl=64 time=0.027 ms > 64 bytes from 169.254.193.164: icmp_seq=8 ttl=64 time=0.028 ms > 64 bytes from 169.254.193.164: icmp_seq=9 ttl=64 time=0.027 ms > 64 bytes from 169.254.193.164: icmp_seq=10 ttl=64 time=0.028 ms > 64 bytes from 169.254.193.164: icmp_seq=11 ttl=64 time=0.027 ms > ^C > --- 169.254.193.164 ping statistics --- > 11 packets transmitted, 11 received, 0% packet loss, time 9998ms > rtt min/avg/max/mdev = 0.025/0.026/0.028/0.007 ms > > But I still got the error when run LMS100 > tienthanh@tienthanh-pc:~$ rosrun LMS1xx LMS100 > [ INFO] [1298911023.270612023]: connecting to laser at : 169.254.193.164 > [ERROR] [1298911023.270972132]: Connection to device failed > > > On Mon, Feb 28, 2011 at 3:39 PM, Tien Thanh wrote: > >> Hi, >> >> Thanks, I got ID address of LMS111 from SOPAS software is 169.254.193.164. >> But I can't ping it after connect it to my PC >> tienthanh@tienthanh-pc:~$ ping 169.254.193.164 >> PING 169.254.193.164 (169.254.193.164) 56(84) bytes of data. >> ^C >> --- 169.254.193.164 ping statistics --- >> 57 packets transmitted, 0 received, 100% packet loss, time 56079ms >> >> Of course, it can not connect to ROS >> tienthanh@tienthanh-pc:~$ rosrun LMS1xx LMS100 >> [ INFO] [1298902851.829334744]: connecting to laser at : 169.254.193.164 >> [ERROR] [1298902872.821389656]: Connection to device failed >> >> I don't think there is any problem with a laser scanner (it works with >> Labview in Window). And I have no idea why it not works in ROS >> >> Cheers, >> >> >> >> On Mon, Feb 28, 2011 at 11:59 AM, Jochen Sprickerhof < >> ros-users@jochen.sprickerhof.de> wrote: >> >>> * Tien Thanh [2011-02-28 11:44]: >>> > Hi, >>> >>> Hi, >>> >>> > After connect laser scanner, I can ping it, and this is my ifconfig >>> > tienthanh@tienthanh-pc:~$ ifconfig >>> > eth0 Link encap:Ethernet HWaddr e0:cb:4e:da:d2:71 >>> > inet addr:10.33.107.93 Bcast:10.33.107.255 >>> Mask:255.255.252.0 >>> > inet6 addr: fe80::e2cb:4eff:feda:d271/64 Scope:Link >>> > UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 >>> > RX packets:235218 errors:0 dropped:0 overruns:0 frame:0 >>> > TX packets:28801 errors:0 dropped:0 overruns:0 carrier:0 >>> > collisions:0 txqueuelen:1000 >>> > RX bytes:91400508 (91.4 MB) TX bytes:3659091 (3.6 MB) >>> > Interrupt:28 Base address:0x6000 >>> > >>> > I set the IP: rosparam set /LMS1xx/host 10.33.107.93 >>> >>> you have to use the IP of the LMS100, not the one of your host ;) >>> >>> Cheers, >>> >>> Jochen >>> >> >> >> >> -- >> Tien Thanh Nguyen >> Erasmus Mundus Master Program >> EU4M - European Union Master in Mechatronics and Micro-mechatronics >> systems >> Hochschule Karlsruhe Technik und Wirtschaft - Germany >> Ecole Nationale Superieure de Mecanique et de Microtechniques de Besancon >> - France >> Phone-mobile : +32.(0)499239087 >> http://www.eu4m.eu >> > > > > -- > Tien Thanh Nguyen > > > _______________________________________________ > ros-users mailing list > ros-users@code.ros.org > https://code.ros.org/mailman/listinfo/ros-users > >