The networking tag has no wiki summary.
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2answers
164 views
Why don't many languages have a better DNS library built-in core? [closed]
Why don't many programming languages have real DNS client libraries built-in core? For example Python, Ruby and C# lack it.
You usually get only methods to get hostname out of IP or vice versa and ...
-1
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0answers
87 views
What are some ways for a programmer to market him or herself to potential employers? [closed]
What are the best sites/ways a programmer can market him or herself as a potential hire? For example, when big companies such as Facebook, Google, and Microsoft scout programmers, where and what are ...
-2
votes
5answers
181 views
How to better performance [closed]
In one of my interviews I was asked a vague question, I'm still not sure of the answer. We have a client and a server they are placed apart. The network that connects them has high latency, which is ...
3
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1answer
130 views
Sockets intricacies in TCP and UDP
I am quite familiar with TCP and UDP. I understand the process by which TCP establishes connections and other theoretical facts about TCP but when reading up about TCP hole punching for NAT ...
1
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1answer
204 views
What happens when an unexpected packet arrives at a computer? [closed]
I have been wondering this for a few days. I basically understand how networks and packets work. But what happends when an unexpected packet arrives? Like, when I didn't send a request for a website's ...
-2
votes
1answer
126 views
Sending binary data from a computer to a server using HTTP or sockets [closed]
I am working on a script which can send data to a remote server computer and I am wondering which is better to achieve this functionality, the high level functionality provided by HTTP or just raw ...
0
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2answers
85 views
Hosting WCF over internet [closed]
I am pretty new to exposing the WCF services hosted on IIS over internet. I will be deploying a WCF service over IIS(6 or 7) and would like to expose this service over the internet. This will be ...
1
vote
2answers
78 views
Implementing the transport layer for a SIP UAC
I have a somewhat simple, but specific, question about implementing the transport layer for a SIP UAC.
Do I expect the response to a request on the same socket that I sent the request on, or do I let ...
0
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1answer
68 views
How does recording video and playing it back in realtime work? [closed]
I am looking to understand how recording video (and audio) and playing it back in realtime work (on the same pc or over a network)? I understand for a file stored on the disk. You read it and play it ...
66
votes
6answers
6k views
Difference between a socket and a port
Could someone please explain quite clearly the difference between a port and a socket. I know that a port serves as a door into the network for an application
process and that the application process ...
4
votes
1answer
58 views
Event system architecture for networking when performance is concerned
How should I design a system for an action game (think in Golden Axe) where events can happen remotely?
I'm using TCP for this because the client is in flash.
There's so many options, I can make a ...
2
votes
1answer
91 views
Setting source IP with posix sockets
Is it possible for an application to request a socket (tcp) and have it set the source address without using raw sockets? (the addresses would be bound to the interfaces. [no spoofing]).
This would be ...
0
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3answers
255 views
Reconstruct a file from a TCP stream
I have a client and a server and a third box which sees all packets from the server to the client (but not the other way around). Now when the client requests a file from the server (over HTTP), the ...
0
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2answers
195 views
Would a typical corporate firewall block a Java applet having the following behaviour
I'm thinking of developing a proxy-like program to forward ports on a remote PC to a local PC (for example SSH).
Assume that both local and remote PCs are running behind typical firewalls (i.e. ...
1
vote
1answer
278 views
Serializing network messages
I am writing a network wrapper around boost::asio and was wondering what is a good and simple way to serialize my messages. I have a message factory which can take care of dispatching the data to the ...
0
votes
1answer
66 views
Why are there proxy processes between clients and logic processes in C/S application?
In real world networking software following c/s model, there are always proxy server processes between clients and server processes dealing with business logic, why we need proxy to isolate the logic ...
2
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4answers
147 views
Cross language remoting and serialisation [closed]
I need to create add network communication to a server written in the Java that will be connected to through a C# application.
I have very little experience in networking and I'm struggling to decide ...
10
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3answers
150 views
How could I avoid a distributed deadlock during a mutual connection between two nodes?
Suppose we have two peer nodes: the first node can send a connection request to the second one, but also the second one can send a connection request to the first one. How to avoid a double connection ...
1
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1answer
94 views
How related is coding/information theory to computer networking?
I am taking a networking class(data communication) this coming semester. In many courses in my computer engineering degree, the books lack mathematical content. I am not a math wizard, but I think ...
5
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1answer
75 views
QoS implementation algorithm
I'm working on an application, that does IP routing and QoS. Today we have the QoS implemented, with 3 priorities (low, normal and high) and for each level we create a Queue and as soon as the ...
12
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2answers
432 views
What is Curiosity's packet structure?
For NASA's Interplanetary Network, what does a packet look like? It's obviously a form of redundant protocol, stored at the receiver and with built back up. Is there any documentation on the packet ...
1
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4answers
161 views
Is restricting sessions to an absolute IP likely to have a wide impact on mobile networks?
Our website currently restricts a cookie-based session to the IP address that was originally sent the Set-Cookie HTTP header. In the past a user's IP would rarely change, so this didn't present much ...
1
vote
2answers
361 views
Is it wrong to push messages from server to client in a client-server application?
I practically never see any web application where server pushes messages to the client. While pushing messages from server to client is hugely used in multiplayer games, why this model is so underused ...
0
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1answer
78 views
Multiplayer Game Listen Servers: Ensuring Integrity
I'm making a simple multiplayer game of Tic Tac Toe in Python using Bridge (its an RPC service built over a message queue - RabbitMQ) and I'd like to structure it so that the client and the server are ...
5
votes
1answer
975 views
Why did Golang discontinue the “netchan” package?
The Golang "netchan" package seems to have been discontinued.
That makes me think that the concept of "networked channels" were not a good practice after all. (Why wouldn't them just "let it be" ...
-1
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1answer
170 views
Any one ever heard of the term collapsed Backbone? [closed]
Any one ever heard of the term collapsed Backbone? Could it be a virtual network that could be referred also to this term.
2
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2answers
177 views
Communication between state machines with hidden transitions
The question emerged for me in embedded programming but I think it can be applied to quite a number of general networking situations e.g. when a communication partner fails.
Assume we have an ...
0
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2answers
217 views
tcp retransmission queue
I'm trying to understand how tcp retransmission queue works so I can implement it in my application that uses TCAP over SCTP.
What I understood from the TCP queue is that every message is saved in ...
1
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4answers
372 views
data structure for file search
I've asked this question before and I got a few answers/idea but I'm not sure how to implement them.
I'm building a telecom messaging solution, currently I'm using Database to save my ...
1
vote
1answer
154 views
Sharing SCTP connection with multiple threads
I have an application that needs to run in SCTP environment, I have a question in sharing the connection among multiple threads for packet receiving only, I've tried with the sctp_sendmsg and it ...
0
votes
1answer
180 views
Which topics do I need to research to enable me to complete my self-assigned “Learning Project”?
I want to continue learning C#. I've read parts of a few books recommended on here and the language is feeling more familiar by the day.
I'd like to tackle a mid-sized personal project to take my ...
3
votes
3answers
158 views
How to rewrite a TCP MMOG server designed to run in a single machine, in a distributed way?
I have a MMOG server running on C++, using winsockets. My server won't support more than 200 players. I had the idea of redesigning it so it will use multiple servers instead of one, so, maybe, for ...
4
votes
1answer
120 views
Geo IP data on stackoverflow API?
Have just looked at stackgeography and at soapi.
I cannot see where the geo data comes from as it's not on the soapi.
Can anybody shed some light on that?
More info on the stackgeography
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2answers
189 views
How to connect iPad app to an app I have running in Windows
I recently picked up a macbook and want to start doing some apps for my ipad. I have a chat client written in c# that interfaces a game I play. What I would like to do is write an app for the ipad ...
0
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1answer
169 views
Network programming language for machine learning [closed]
I am working on a project to classify network traffic. Since it would involve machine learning and large, complex computation, I have decided to work with octave.
Which network programming language ...
5
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4answers
321 views
Can I advance my career in the USA if I lack local networking? [closed]
I'm a web developer with 10 years of experience in the Microsoft stack. I was brought to the US by my company, but my contract has ended.
I want to continue pursuing a career in the US, but it seems ...
2
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2answers
373 views
Is TCP/IP an OSI Replacement or both are inter-dependent and meant to work together
I'm confused in differentiating the OSI Model and TCP/IP suite. As per my knowledge. OSI is a structure on top of which Networks are built and TCP/IP is the suite of protocols that operate on these 7 ...
0
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1answer
2k views
C programming in Windows 7 [closed]
Which is the best book and what are the best tools for C programming in Windows 7?
Would using C in any way hinder me when it comes to using the Windows API as opposed to using C++ or C#? I would ...
2
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2answers
556 views
Is it possible to integrate UDP file transfer into a .NET web application?
Background
I have recently been tasked with designing a rebuild of an existing .NET web application that currently uses a third-party company to handle large file transfers (as big as 50Gb).
...
0
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1answer
242 views
What is the development workflow for an Android SIP application? [closed]
I want to build an Android SIP application, and I'm looking at csipsimple's source for inspiration. I am using:
Linux,
Eclipse 3.7,
Android sdk & ndk,
swig.
What are the development phases or ...
7
votes
4answers
420 views
Is there really such a thing as “push”?
Once you escape the realm of electrical signals and are dealing with software, is there really such a thing as a "push" architecture where there isn't periodic polling?
I can't think of any design ...
2
votes
1answer
160 views
Book on network cryptographic protocols [closed]
I am looking for a book that describes in fair detail the most common network cryptographic protocols such as SSL, TLS, SSH, HTTPS, etc. I already have some books that cover the underlying ...
4
votes
1answer
345 views
SS7(M3UA, SCCP, TCAP, MAP) Stack
I'm building an open source SMSC from scratch; it's almost finished, The SRI and the forwardSM operations are working, but I still have few things to do for the receiving part.
I've built the SS7 ...
4
votes
1answer
103 views
audio and video data in RTP
Suppose a user wants to transmit both audio and video to another user, whose formats are AMR for audio and H.264 for video. Does the user have to transmit audio and video packets always separately? ...
4
votes
2answers
176 views
How to protect a peer-to-peer network from inappropriate content?
I’m developing a simple peer-to-peer app in .Net which should enable users to share specific content (text and picture files). As I've learned with my last question, inappropriate content can ...
5
votes
3answers
134 views
VPN or TLSv1 for securing a programs protocol from field device to mainframe
I am working on a product that requires devices to exists anywhere in the world hooked up to the internet though cell modems or on WLAN lines which communicates to a server(s) that exists elsewhere in ...
6
votes
2answers
323 views
How do I optimize a web application for high-latency users?
Basically, I have an application that does searches and requests results from a backend via long polling. It connects to the backend which collects results for 500 ms then sends them back to the ...
1
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2answers
1k views
Difference between networking programming and socket programming
Are there any major differences when we talk about "socket programming" compared to "network programming"?
Are there some topics that cover "network programming" but not "socket programming"?
4
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4answers
392 views
How a port “listens”, pull or push?
When you write a code to listen from a port, like 80 for example, what happens under the hood? Is the method the OS uses to listen is pull, or push? In other words, does the OS checks that port every ...
1
vote
3answers
141 views
Networking books and articles for Software Engineers
I'm looking to expand my knowledge of networking (of the TCP, UDP, etc. variety, rather than the social variety) from the point of view of a software engineer. I occasionally have to write software in ...
