NAT Transversal & Hole Punching (Peer to Peer)

$100-500 USD

In Progress

Posted

over 11 years ago

$100-500 USD

Paid on delivery

We require Software Developer with extensive background in Network programming and understanding on network technologies, specially NAT transversal, UDP & TCP P2P communication & Client Server architectures. We need hole punching implementation in delphi/C or C++ - basicly two clients (behind nating routers with unknown ip addresses) communicate with each other as peer to peer, but initialising the communication using a server with known fixed IP/DNS address. Additional project details will be provided to the selected bidder only. Must have a rated profile and relevant work experience. To summerize we require someone who is - Proficient in Delphi/C++ - Thorough experience in network programming - Knowledge of various types of NAT operation and traversal - Experience in implementing P2P through udp, tcp and/or icmp tunneling

C Programming

C++ Programming

Delphi

Software Architecture

Project ID: 4171133

About the project

4 proposals

Remote project

Active 11 yrs ago

Looking to make some money?

Email address

Benefits of bidding on Freelancer

Set your budget and timeframe

Get paid for your work

Outline your proposal

It's free to sign up and bid on jobs

Awarded to:

@repairman4

I am an expert in the field. Check my reviews and past projects to verify this.

$250 USD in 10 days

5.0

(12 reviews)

4.5

4 freelancers are bidding on average $1,488 USD for this job

@hluo

I did exactly this for our vnc server and client for android. It's a huge effort, so a few hundred dollars won't make it to work. Perhaps you can license our implementation. TCP punch through is very difficult and state-of-the-art stuff.

$5,000 USD in 45 days