Recent questions tagged networking

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898 views

1 answer

networking - Android send udp broadcast silently fails

I want to implement service discovery by using the network's broadcast address. I am sniffing packets with ... from the Android phone. See Question&Answers more detail:os...

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

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798 views

1 answer

networking - Linux : how to set default route from C?

How can I set (and replace the existing) default network route from a C program? I'd like to do it without ... into eth0 or not. Thanks, Fred See Question&Answers more detail:os...

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

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1.1k views

1 answer

networking - python, paramiko, ssh exception ssh session not active

I'm working on a python script that goes to each switch in our network, and issues a copy running-config ... /en/1.15/api/ssh_exception.html See Question&Answers more detail:os...

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

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867 views

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networking - Egress traffic from GKE Pod through VPN

I have a VPC network with a subnet in the range 10.100.0.0/16, in which the nodes reside. There is a route and ... in the 10.180.102.0/23 range? See Question&Answers more detail:os...

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

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731 views

1 answer

networking - Network traffic monitor with pcapy in python

I have written simple network traffic monitor to get transfer rate in B/s and/or total data transfer (in ... is much appreciated. Cheers. See Question&Answers more detail:os...

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

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617 views

1 answer

networking - How to fix nodes when plotting a subset over a complete network using igraph R

I have a problem concerning network visualization using the igraph package provided in R. Assume that you have a ... you very much in advance! See Question&Answers more detail:os...

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

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756 views

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networking - listing network shares with python

if I explicitly attempt to list the contents of a shared directory on a remote host using python on a ... any help/workaround is appreciated. See Question&Answers more detail:os...

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

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801 views

1 answer

networking - Is it possible to include multiple CRLFs in a HTTP header-field?

Below is HTTP-message definition in latest HTTP RFC 7230 HTTP-message = start-line *( header-field CRLF ) ... do I misunderstand the definition? See Question&Answers more detail:os...

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

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588 views

1 answer

networking - How to Azure function configure for Site-to-Site Connectivity?

i want to configure Site-To-Site connectivity for the Azure Functions app. Is it possible? if yes, how? See Question&Answers more detail:os...

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

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813 views

1 answer

networking - python copy file in local network (linux -> linux) and output

I'm trying to write a script to copy files in my RaspberryPi, from my Desktop PC. Here is my code: (a part ... output... (work with Shell=False) See Question&Answers more detail:os...

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

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1.0k views

1 answer

networking - Acccess to /proc/net/tcp in Android Q

In my VPN application up until Android-9, it was possible to read the /proc/net/tcp files from apps targeting ... )); } return packageName; } See Question&Answers more detail:os...

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

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864 views

1 answer

networking - How to get my non-loopback network ip address in C?

For a communication between two hosts, I need to send the IP address of my host to the other site. The ... So my question still stands... See Question&Answers more detail:os...

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

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535 views

1 answer

networking - Application Security Concerns: How easy is it to fake an IP-Address?

I am dealing with an application that is protected by a firewall and only allows access from certain IP- ... thoughts about that subject! See Question&Answers more detail:os...

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

0 votes

930 views

1 answer

networking - Fetch source address and port number of packet - Scapy script

I am doing a sniffing of the network and trying to get ip address and port number on every tcp packet. I ... address of every packet. Thanks. See Question&Answers more detail:os...

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

0 votes

755 views

1 answer

networking - How to change/view the ephemeral port range on Windows machines?

In Linux I can view or change the ephemeral port range using the /proc/sys/net/ipv4/ip_local_port_range file. ... range on a Windows machine? See Question&Answers more detail:os...

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

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1.9k views

1 answer

networking - Create Networkx Graph from CSV file in Python 3

I am trying to build a NetworkX social network graph from a CSV file. I am using Networkx 2.1 and Python 3 ... simple. Thank you for your help! See Question&Answers more detail:os...

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

0 votes

975 views

1 answer

networking - Network discovery in Java Multicast/Broadcast Java

Here's what I'm trying to do- A server sends out "Alive message to all the PCs on the network and the PCs ... do it in a better way? Thanks! See Question&Answers more detail:os...

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

0 votes

853 views

1 answer

networking - C# Raw Sockets Port Forwarding

I am trying to create a simple C# app which does port forwarding, and need to know how to use the ... examples would be greatly appreciated. See Question&Answers more detail:os...

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

0 votes

683 views

1 answer

networking - Frame-based and stream-based protocols

I am reading WebSocket specification, it's written: The WebSocket Protocol is designed on the principle that ... explanation of the difference? See Question&Answers more detail:os...

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

0 votes

587 views

1 answer

networking - How can I implement a download rate limited in Java?

I'm going to implement a (simple) downloader application in Java as a personal exercise. It is going to ... I should try implementing? Thanks. See Question&Answers more detail:os...

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

0 votes

839 views

1 answer

networking - Java BufferedReader readline blocking?

I want to make an HTTP request and then get the response as sketched here: URLConnection c = new URL("http:/ ... get off and be notified later? See Question&Answers more detail:os...

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

0 votes

934 views

1 answer

networking - How do I get the MAC address of a network card using Delphi?

How do I get the MacAddress of an Network Card using Delphi ? See Question&Answers more detail:os...

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

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1.1k views

1 answer

networking - Determine remote client IP address for Java RMI call

When I implement an RMI server (implement an interface that extends java.rmi.Remote) is there a way to get ... + RMISomething.getSomething()); } See Question&Answers more detail:os...

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

0 votes

852 views

1 answer

networking - Get default gateway in java

I want to fetch default gateway for local machine using java. I know how to get it by executing dos or ... fetch primary and secondary dns ip. See Question&Answers more detail:os...

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

0 votes

655 views

1 answer

networking - How can I get the final URL after redirects using Ruby?

If http://foo.com redirects to 1.2.3.4 which then redirects to http://finalurl.com, how can I use Ruby ... landing URL "http://finalurl.com"? See Question&Answers more detail:os...

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

0 votes

701 views

1 answer

networking - How can I get the final URL after redirects using Ruby?

If http://foo.com redirects to 1.2.3.4 which then redirects to http://finalurl.com, how can I use Ruby ... landing URL "http://finalurl.com"? See Question&Answers more detail:os...

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

0 votes

598 views

1 answer

networking - Determine asymmetric latencies in a network

Imagine you have many clustered servers, across many hosts, in a heterogeneous network environment, such that the ... better off on serverfault. See Question&Answers more detail:os...

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

0 votes

626 views

1 answer

networking - SSL Identity Certificate to run an HTTPS Server on iOS

I'm trying to build an HTTPS server in an iOS app, in order to act as a proxy between my web-app and ... or something else? Thank you so much. See Question&Answers more detail:os...

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

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