Questions tagged [networking]

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Multiple discovery servers on the same network

Is there a way to enforce that clients can only send/receive messages to each other if they have the same discovery server URI? I am trying to setup a classroom environment where on a single WLAN ...
Sterling Mcleod's user avatar
0 votes
1 answer
274 views

ROS2 in Docker on Mac M1 (Sonoma) not able to publish topic to outside machines

I'm testing an ROS2 (Humble) installation on a Mac M1 running the Sonoma OS. The Dockerfile is using arm64v8/ros:humble-perception-jammy. I also added the demo nodes (cpp talker and listener). In my ...
Thou Maker's user avatar
-1 votes
1 answer
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Value Error: module PIL Image is not a class [duplicate]

This is the node I've written in rospy. It opens a socket connection and then converts the received image to < ndarray > and then < sensormsg.Image > and publishes it ...
SM5's user avatar
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How to fix ValueError: module PIL Image is not a class?

This is the node I've written in rospy. It opens a socket connection and then converts the received image to < ndarray > and then < sensormsg.Image > and publishes it ...
SM5's user avatar
  • 9
0 votes
0 answers
32 views

Robust Communication Network in Swarm Robotics

I'm looking into best practices to build robust wireless communication networks for a swarm of ground based mobile robots. In particular the mobile robots have cellular connectivity, but some areas ...
Rexcirus's user avatar
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