Recent questions tagged networking

0 votes

716 views

1 answer

networking - Could not resolve hostname, ping works

I have installed RasPi Raspbian, and now I can't do ssh or git clone, only local host names are being ... or adding domains to hosts file. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

565 views

1 answer

networking - Direct TCP/IP connections in P2P apps

From a Joel's post on Copilot: Direct Connect! We've always done everything we can to make sure that Fog ... connection to a P2P connection? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

458 views

1 answer

networking - iOS network reachability - doesn't seem to be working

I'm following How to check for an active Internet connection on iOS or OSX? and http://developer.apple.com/ ... host is reachable. Any ideas? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

762 views

1 answer

networking - The RPC server is unavailable. (Exception from HRESULT: 0x800706BA)

Occasionally I get this error when working on remote computers. It's hit or miss on which ... Microsoft.PowerShell.Commands.GetWmiObjectCommand See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

635 views

1 answer

networking - How do I get my computer's fully qualified domain name in Python?

I know I can use platform.node() to get my computer's network name: >>> import platform >>> platform. ... com' Does something like this exist? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

825 views

1 answer

networking - checksum udp calculation python

I'd like to calculate the checksum of an UDP header packet I want to send: packetosend = """60 00 00 00 00 24 3a ... 33 34 35 36 37""" Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

504 views

1 answer

networking - Alternatives to NSHost in iPhone app

I'm currently using this code NSHost *host = [NSHost hostWithAddress:hostname]; if (host == nil) { ... I also get kCFHostAddresses undeclared. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.0k views

1 answer

networking - Access vagrant VMs from inside docker container

How do I setup a network between 2 centos VM's using Vagrant/Virtualbox and a docker container using docker for mac ... 4 => not able to connect See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

537 views

1 answer

networking - What is the Significance of Pseudo Header used in UDP/TCP

Why is the Pseudo header prepended to the UDP datagram for the computation of the UDP checksum? What's the rational behind this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

754 views

1 answer

networking - dial tcp: lookup xxx.xxx.xxx.xxx: no such host

Trying to push an docker image to private docker repository. but getting error like: "dial tcp: lookup xxx.xxx.xxx.xxx ... .x.x.x:446/dns/graphs See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

689 views

1 answer

networking - How to fake source ip-address of a udp-packet?

Think about the following: Your ISP offers you a dynamic ip-address (for example 123.123.123.123). My question ... find out the real client ip. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

581 views

1 answer

networking - What is overlay network and how does DNS resolution work?

I cannot connect to external mongodb server from my docker swarm cluster. As I understand this is because of ... mongodb server from cluster? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

536 views

1 answer

networking - Spark SPARK_PUBLIC_DNS and SPARK_LOCAL_IP on stand-alone cluster with docker containers

So far I have run Spark only on Linux machines and VMs (bridged networking) but now I am interesting ... with private/public ip configuration See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

381 views

1 answer

networking - How to measure network performance (how to benchmark network protocol)

First, a bit of a background. There are many various comparisons of distributed version control systems ( ... testing networking protocols... See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

597 views

1 answer

networking - Check network connection android

In my application, which I test on emulator, I use the following code to check the network connection (WIFI): public ... , how can I do that? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

597 views

1 answer

networking - Network discovery in Java using multicasting

I'm trying to make a client/server Java App. Both client and server will be running on the same wi-fi ... replies back? Thanks in advance. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

508 views

1 answer

networking - How do I make an outgoing socket to a SPECIFIC network interface?

I have a server with two different network interfaces, each with a different IP address. How can I create ... m looking for something prettier. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

555 views

1 answer

networking - Docker on CentOS with bridge to LAN network

I have a server VLAN of 10.101.10.0/24 and my Docker host is 10.101.10.31. How do I configure a bridge ... a console to revert the steps I did. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

879 views

1 answer

networking - How to connect a network printer over Android?

I want to code an Android app, which will connect to a network printer with a specific IP address, and then ... connect to the network printer? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

414 views

1 answer

networking - Can iphone app woken in background for significant location change do network activity?

I'm working on an app that monitors significant location changes in the background. I've been reading all the answers ( ... be? ...) Any ideas? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

818 views

1 answer

networking - Jenkins server is not accessible by host name (ip address)

I setup jenkins on my Mac OS X with homebrew and it works just fine via http://localhost:8080 or http ... myjenkinshost.local work just fine. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

506 views

1 answer

networking - Android - find a server in the network

I am currently writing a client-server application and I ask myself if there is a better way to find a ... the correct answer is supplied? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

504 views

1 answer

networking - How should one go about choosing a default TCP/IP port for a new service?

When developing an app that will listen on a TCP/IP port, how should one go about selecting a default ... avoiding port conflicts is desired. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

751 views

1 answer

networking - How to make the Android device hold a TCP connection to Internet without wake lock?

I want my application to be connected to server though the mobile connection, yet allowing the device to ... Internet without draining battery? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

610 views

1 answer

networking - FIN vs RST in TCP connections

The way I understand this, there are 2 ways to close TCP connection: send FIN flag send RST flag RST causes ... those 2 flags be used together? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

447 views

1 answer

networking - Conversion from IP string to integer, and backward in Python

i have a little problem with my script, where i need to convert ip in form 'xxx.xxx.xxx.xxx' to integer ... ` Anybody knows how to fix that? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

440 views

1 answer

networking - iptables in android

Are IPtables inbuilt in android kernel? If they are, how to use them in our android application? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

555 views

1 answer

networking - Docker : How to find the network my container is in?

I am trying to understand few things about Docker: How can I find the network my container is in ? Can I ... Can I ping one from other ? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

Categories

Just Browsing Browsing

Most popular tags