February 2020
Intermediate to advanced
432 pages
10h 50m
English
Content preview from Hands-On ROS for Robotics Programming
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Communication between ROS environments
The way that a computer is identified in a network is by means of its IP address, normally using the IPv4 protocol. In general, you can find the IP that's been assigned to your machine with the ifconfig command:
$ ifconfigeth0: ...lo: ...wlan0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet addr: 192.168.1.58 netmask 255.255.255.0 broadcast 192.168.1.255 inet6 addr: fe80::7d9d:84a9:ec7:20cd prefixlen 64 scopeid 0x20<link> RX packets 212 bytes 46561 (46.5 KB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 202 bytes 43986 (43.9 KB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
You should focus on the wireless interface, typically named wlan0, since you configured your robot for ...
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