If possible, use SOCKS5 or an HTTPS proxy to ensure your data isn't being read in plain text.
While ports like 8080 or 1080 are standard for proxies, administrators often use non-standard ports like 12345 to:
Search for the line that specifies the default port (usually http_port 3128 ). Change it to 12345 : # Change this line http_port 12345 Use code with caution.
curl -x socks5://admin_user:secure_password_99@127.0.0.1:12345 https://httpbin.org Use code with caution. proxy 12345 install
export http_proxy=http://127.0.0.1:12345; export https_proxy=http://127.0.0.1:12345 Option 2: Command Line Snippets Best for technical READMEs or quick-start notes. PIP/Python Setup: # Direct install via CLI pip install [package_name] --proxy
| Symptom | Possible Cause | Solution | |---------|---------------|----------| | Connection refused | Proxy service not running | Run systemctl status squid or check Windows Services | | Timeout after 30 seconds | Firewall blocking port 12345 | Open TCP 12345 on server firewall and any cloud security group (AWS SG, Azure NSG) | | 407 Proxy Authentication Required | Authentication enabled but not sent | Add username/password to client config or disable auth for testing | | Address already in use | Another process on port 12345 | Find process with lsof -i :12345 and kill it | | DNS lookup failed | Proxy cannot resolve domains | Check /etc/resolv.conf or set dns_nameservers in proxy config |
After saving your configuration file, start the Proxy 12345 application or service. You can verify that it is routing data properly using a quick terminal test. If possible, use SOCKS5 or an HTTPS proxy
Whether you are configuring this on a desktop, mobile device, or through a browser, follow these steps to install and activate your proxy 12345 setup. What is Proxy 12345?
To help tailor this guide to your specific environment, could you share a few more details?
Windows 10/11, macOS 11 or later, or Ubuntu 20.04 LTS (and other major Linux distributions). curl -x socks5://admin_user:secure_password_99@127
Ensure the proxy software (Squid, Dante, or CCProxy) is actually running.
if __name__ == "__main__": run(port=12345)
socks -p12345 proxy -p12346 -n