[tcp-udp] Forum Topics

So I've had a media server for a while using Plex as the software with a Terra Master as the hardware. I've become dissatisfied with both for various reasons and I'd like to make my own, but I'm also open to Plex alternatives recommendations. What I want to do is …

Hello. I am looking for a fast and reliable protocol for streaming big amount of small text data in real time (text strings might be between **20** and maybe **500** bytes long). I do not care about order and when they arrive, i care just to get them to my …

heyy guys.. m implementing PEER TO PEER FILE TRANSFER.. What protocol should I use? TCP or UDP? And why?

Which standard to use if i want to have 4 cables for etherchannel? IF my switches supports auto mdix, does it matter which standrad we use? Cat6 are cables.

When working with TCP client sockets I often find myself frustrated with the lack of event-driven support. I usually end up writing a whole bunch of code to determine disconnects, reconnecting, etc and I figuired it's time to just write my own class for this stuff. I figuired I'd share …

What I like to know is if network programs still use this file? I can comment out http port 80 without any effects on firefox: ># http 80/tcp ># http 80/udp Then I can delete out /etc/services without no serious effects on the system: >sudo rm -v /etc/services The best …

Hello, I want to have a manual IP-input-box like windows.  I tried by MaskedTextBox but the problem is, the 3 pionts are sliding when i insert some numbers and i can insert letters and numbers higher then 255 (higher is not allowed in IP´s). I hope anyone helps me, …

Hi, I have a question and this is the scenario: 1) Singapore has 192.168.0.X 2) China has 192.168.0.X 3) We need to map Singapore's network drive from China. Can I please have some alternatives?

Hi, I'm trying to read IP packet headers manually from a hex file. From what I understand an IP header has 20 bytes: version, HL, TOS,total length, ID, flag, fragments,ttl, protocol, checksum, source ip and destination IP. In hex that would be something like this (20 bytes - double digits …

hi im having some trouble transfering images over tcp. i currently have a function set up to transfer text but would like to know how i would do this for images. thanks in advance.

Hi All, I am looking for a design approach to implement TCP socket server which is going to serve requests based on multiple ports. (1) port1 : dedicated for video streaming (2) port 2: dedicated for audio streaming (3) port 3: dedicated for data streaming. In above scenario do i …

Hi ! I feel a little dumb, as I am trying to understand something which seems evident to everyone, and so that I cannot find a clear answer. I hope you guys could enlight my questions: I am trying to figure out how can a server handle multiple entrant connections. …

I connected lap and desktop via crossover and assign ipv4 address . after that I **ping** and got reply success after I open mysql connection and type, host-ip of pc,username,password and access to specified ip address's pc DB success. Like wise I follow those steps for lan network which centralised …

Each years our computers are getting faster, games more demanding, which fuels better computers. We develop more memory in lesser spaces. We develop processors that calculate more than super-computers 20 years back. We had 56k modems, 1M, 2M, 5M networking, just recently there is possibility to get 1.5G at your …

Hi all. I'm working on a client server application, eventually to be a POS (point of sale) system. The model is something like, client (till) does not have access to the database, instead it sends data to the server application, which in turn deals with the database and any other …

Hi Dw. Has anyone worked with TCP/IP socket in Windows Phone? I'm using Windows Phone 7 and I would like my app to communicate with my server which my client will send some data to the server and the server will also send some data to the client, It's more …

Basically, I cannot connect to anything using the telnet software that comes with Windows. I have enabled the telnet service and I can't work out what's causing it so I'm wondering if you guys could help. I'm using Windows XP and the error message I get is: [CODE]Could not open …

Good Evening, I just can't seem to wrap my head around this IP addressing. Lets say I want to use 192.168.1.0 default gateway. Then Router IP Address = 192.168.1.0 Lets say my subnet mask is 255.255.255.224 = 32 IP addresses and 30 hosts. That makes my first line out g0/0 …

Good Evening, I hope everyone is doing well this evening. Regarding the subject of subnetting in a LAN, please bear with me as I try to quantify the question in which I have. While the question did spawn from a homework assignment that I am attempting to complete for a …

I want to direct all the traffic go to my router to be sent through a proxy before going to internet. I have a Win7 PC Sharing a Dialup Connection having Proxy software on it, The Router is used for sharing wireless signal. Ordinarily, What I do was to set …

Can 2 identical IPs with different subnet masks be on the same LAN? I know you'd have to route to get between them, but is it acceptable to use the same set of IPs on 2 different subnets?

Hi All, When I am at home, I use Static TCP/IPv4 Setting. But when I come to my office, I have to change it to IP address automatically. The problem is it doesn't save the static TCP/IP setting. I have to daily type the static details when I come back …

So I've always toyed around with C# code with the idea of gaming. Lately I've been dabbling in communication. Initially I tried sockets and TcpClient and that was hit and miss. So I decided to give pipes a go. Frankly I dont have much of a preference of one of …

I need to configure a proxy on my local machine to use an upstream proxy (installed on another machine). The upstream proxy requires Digest/NTLM authorization. I want the local proxy to deal with the upstream proxy's authorization details and provides authorization free access to users that connect to it through …

So we have this software that we can use a Telnet client to tap into, sending and receiving data in VT220. The software when it initally connects, connects to port 23, and you simple send it an \r command, and which point you are then repointed to a login screen. …

Hi, All Like to know how to create a TCP/IP listener for my cloud based mysql server. Am very much new to this process. Actually i have a GPS Tracker with GPRS service. Its sending coordinates values to the predefined IP address and Port. How to get this data and …

TCP/IP works basically in four layers but sometimes it works in five layers.. WHY?

If you're creating a media server how do you control if the files are pushed out via tcp or udp? Or is that a client thing? I'm currently building a headless Debian media server and I was wonsering how that words. As far as streaming videos in my house either …

When I have a simple server-client code, how do I get the client to send the server a time request and the server responds, and the client then displays the offset and the delay ? The communication should be in NTP. I think that means there are 4 time stamps, …

Hello, I am having problem with my ports, yesterday I opened port 80 and setup local area connection propeties for ipv4 to use static ip 192.168.1.4, I used ipconifg in cmd to check it first. I am using WAMP server on my pc with windows 7 64-bit. It worked ok. …

Hello everyone! I have a server/client application running in 4 internet cafes, and i have a packet duplication problem in one of them. I have thoroughly examined my code and tested it in my lab and cannot find any bugs whatsoever. So on rare conditions some of the clients seems …

I want to learn timekeeping software how to retrieve employee information and time timekeeper I'm starting to connect using TCP / IP and trying to figure out how to send and receive data if anyone has found out about this field, can send a code example desire to help thanks …

Hi there, I am working on signature based IDS, for this I have captured the TCP/IP traffic through Wireshark and got a pcap file, I want to extract some fields from the packet itself. How do I do this? I have been searching through the Internet and got the idea …

Hi all, For my project I have to send data from dos computer to a IP address ( i.e 216.152.xx.xxx port 57. I have no idea how to accomplish this task. PC is connected to internet. I can do this using microsoft windows. But i dont know how to do …

I was just watching some of the educational videos from imperva on youtube, and one of them was session hijacking. Basically you can obtain a coockie, in some way such as cross-site scripting, and then use the coockie to access a web page where you will be logged in as …

Hi every one. i have built an online fleet management app in php/mysqli successfully. I now have to add a gps device to send lon,lat, speed and so on to online app. I did some reading on php tcp socket listener, but am not very clear. Do any one have …

i am developing an android app for taking orders in restaurants there are 3 main parts that have to be developed 1 android app - there will be the menu with the items loaded from the db 2 java prog - this will be in the computer and there will …

I have an aspx page that I'm trying to make an httprequest and then setup a TCP socket(I think this is what I'm doing lol)... I'm needing to send a byte array through this. I have this code so far, any advice/tips? Huge errors you see? I removed some items …

hello, i'm joining a network which provieds me with internet connection through Lan Cable , the thing is i've to enter user name and password he gave me for only on computer online at a time, can't log in with more devices cuz he only gives me one IP i've …

Team, Can any one assist me with my below script requirements I log into a jump box with my login and password, Here I need to create a script which i will run from this point that will connect to a different server using ssh and it should prompt me …

Hello, I have a college assignment where I'm told to create a chat room client server application. However one of the questions is "What are the networking and operating system requirements for chat room application?". And I'm stuck there, I did some research from google and books but quite can't …

Hi, I have written some software, one aspect of which is a TCP client. It sends messages to a designated address and port and receives a number of messages in response. This is all working perfectly on some PCs, but on others, it loses connection. I have done some digging …

Well i know one can multicast using udp port. but i want to know if it is possible to do the same using c sharp. since TCP is connection oriented protocol. So expectedly it will not allow to connect other client to the server if already it is connected on …

Can anyone answer this question: Suppose that node A is directly connected to node B by a link having bandwidth 10 Mbps. Suppose also that the link is 1km., the propogation delay is 2 x 10^8 meters/sec, and that each transmitted packet has 1000 bytes. Assume no queuing delay. What …

Hello, I am currently trying to use boost asio for IPC. I ran into 2 strange issues: 1) when using the acceptor class, when I bring my process up, I get the error 'Already open' when trying to listen. The port I am trying to bind to is definitely not …

the designed LAN will interconnect two buildings the are 2km apart . Each building has an area of 300 m.square and is divided into 7 floor each 3m high , in addition to the main entrance.The main job of this LAN is to provide file and print server facility and …

I'm currently working on a homework assignment in one of my classes, and I'm having some trouble with it. I am supposed to make a multithreaded messaging program that allows users to connect using both TCP and UDP. The messaging program works perfectly when TCP is selected. However, I do …

i tried and read almost every link about "DIFFERENCE BETWEEN HTTP AND TCP/IP" but still the difference between them is not clear to me , please help me !

(Sorry if i've grammar errors, i'm spanish) **Hi people!**, I want to solve one question in my C# console project: I want to close a TCPClient connection. When my program connect with the server, I can close this connection with the socket ( Server.Close(); ). When I try to reconnect …