Recent questions tagged networking

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networking - List of IP addresses/hostnames from local network in Python

How can I get a list of the IP addresses or host names from a local network easily in Python? It would be ... 1.4, and possibly their hostnames. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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697 views

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networking - Checking host availability by using ping in bash scripts

I want to write a script, that would keep checking if any of the devices in network, that should be online ... of ip addresses) went offline? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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660 views

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networking - TCP Socket no connection timeout

I open a TCP socket and connect it to another socket somewhere else on the network. I can then ... it a socket configuration option? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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networking - Android Things: Connect to Raspberry Pi 3

Total newbie, I have a Raspberry Pi and have put the Android Things disk image on and booted it up, but I can ... two Pi's with the same result. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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552 views

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networking - Get the correct local IP address from java applet

I would like to determine the local IP address from my java applet. The problem is when there are several IP adresses ... 1 And not 10.10.11.51 See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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607 views

1 answer

networking - Java: no security manager: RMI class loader disabled

Hi I have RMI application and now I try to invoke some methods at server from my client. I have following ... is somewhere there ... Thanks! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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577 views

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networking - Is 0.0.0.0 a valid IP address?

Is 0.0.0.0 a valid IP address? I want my program to be able to store it as an indication that no address ... won't work if it's actually valid. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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466 views

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networking - How do I know if cellular access for my iOS app is disabled?

I have an iOS app that makes some small network requests on app launch (resource updates, etc). If the ... disable the requests at startup? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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616 views

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networking - Download Manger not working in Android Pie 9.0 NetworkSecurityConfig: No Network Security Config specified, using platform default

On updating the device OS to Android 9.0, previously this code was working fine(Xiaomi mi A2). Now, files ... help would be appreciated. Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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696 views

1 answer

networking - How do you create a virtual network interface on Windows?

On linux, it's possible to create a tun interface using a tun driver which provides a "network interface ... without writing my own driver? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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555 views

1 answer

networking - Android: How to monitor WiFi signal strength

I would receive notifications when signal strength changes. I tried to create the following method and call it ... is missing. Thanks! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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437 views

1 answer

networking - Windows Phone 8 emulator can't connect to the internet

I have Windows 8 installed inside of an emulator, and the new WP8 SDK installed on it. My problem is that the ... it with it's own definitions. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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610 views

1 answer

networking - How to communicate between Docker containers via "hostname"

I plan to split my monolthic server up into many small docker containers but haven't found a good solution ... in a traditional server network? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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474 views

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networking - C# Begin/EndReceive - how do I read large data?

When reading data in chunks of say, 1024, how do I continue to read from a socket that receives a message bigger ... Etc.. What should I do? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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385 views

1 answer

networking - Using Python and Mechanize to submit form data and authenticate

I want to submit login to the website Reddit.com, navigate to a particular area of the page, and submit a comment ... () What's wrong with this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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442 views

1 answer

networking - Send request over WiFi (without connection) even if Mobile data is ON (with connection) on Android M

I have to send UDP packets to a WiFi module (provided with own AP) with no internet connection but when I ... still nothing. Thanks in advance. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

553 views

1 answer

networking - How to check if an IP address is from a particular network/netmask in Java?

I need to determine if given IP address is from some special network in order to authenticate automatically. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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366 views

1 answer

networking - Can a TCP checksum fail to detect an error? If yes, how is this dealt with?

If a TCP payload gets corrupted in transit the recomputed checksum won't match the transmitted checksum. ... resolve these false positives? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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430 views

1 answer

networking - Getting MongoDB on Linux to listen to remote connections

I've successfully installed MongoDB on Windows (on a local machine) as a service, but now I want ... console via testmongoserver:28017 Thanks! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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663 views

1 answer

networking - GNU-Make: Remote command with ssh as the shell?

Suppose I want to try the following: SHELL:=ssh virtual-machine # or: SHELL:=ssh virtual-machine bash .PHONY: foo: ... a way to customize the way make executes the SHELL variable?...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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