Network error software caused connection abort putty ubuntu. I am using the default ssh service on Ubuntu.



Network error software caused connection abort putty ubuntu. The termination manifests as an error message indicating that the connection was aborted by software. 04. The transition is complete and this forum is now closed to all new posts. To provide some additional details: in my case it's a 64-bit virtual machine (running Ubuntu Server 10. Jun 17, 2024 · I am experiencing a persistent issue when using PuTTY. Apr 22, 2025 · The “PuTTY network error: software caused connection abort” message is common—but it doesn’t have to disrupt your workflow. Jan 20, 2021 · 1 I have an Ubuntu Server 20. The keepalive option (‘Seconds between keepalives’) allows you to configure PuTTY to send data through the session at regular intervals, in a way that does not disrupt the actual terminal session. If you have not already done so, you can log into Ubuntu Discourse using the same Ubuntu Mar 14, 2025 · An intermittent or unreliable connection to the internet is linked to the PuTTY network error “software caused network abort. 1 that I want to SSH into. This happens because some network firewalls terminate the connection if no data is sent through the network through either direction after some time I just performed a clean install (not an upgrade) to Ubuntu 14. Feb 25, 2025 · Discover effective fixes for PuTTY's 'Network Error: Software Caused Connection Abort'. I can logon to my ubuntu server, but after 5 minutes the connection is terminated with the following message: "network error: software ca Oct 4, 2023 · PuTTY is an open-source tool that uses network protocols like Telnet and rlogin with an xterm terminal emulator for Windows and UNIX systems. Many users have reported the Fatal Error, Network Error: Software Caused Connection Abort. A help and support forum for Ubuntu Linux. Upon trying to restore my \\home directory from a Samba Event Log: Network error: Software caused connection abort I've tried this with multiple ssh clients, from multiple Windows machines, across three different sites, and the result is always the same. 04 installed. Hello, Unregistered. I can connect with it and it works flawlessly, but after about 20 minutes, the connection terminates and leaves this message: Software caused connection abort. Mar 4, 2016 · This can cause PuTTY sessions to be unexpectedly closed by the firewall if no traffic is seen in the session for some time. . Apr 7, 2025 · This issue arises when the Putty application, a widely used SSH and telnet client, unexpectedly terminates a network session. ” PuTTY application disconnects when your internet connection drops or becomes unreliable, dropping data packets. Learn how to configure TCP keepalives, troubleshoot network issues, and keep your SSH sessions stable. Feb 27, 2021 · We often get “Network Error: Software Caused Connection Abort” when the connection is idle for some time to the server. Anyone needing support for Ubuntu or the official flavours should seek help at Ubuntu Discourse. Exactly the same problem here, also getting a mix of successful connects (which then work for hours), 'connection refused' and 'software caused connection abort' after the login or password entry. Whether it’s enabling keepalives, tweaking firewall settings, or switching to a stable network, there are many ways to fix and prevent this annoying issue. I am using the default ssh service on Ubuntu. 10) on a Microsoft Hyper-V host, using the "old network card" emulation. 04 (64-bit, PC desktop ISO) on a PC that previously had Ubuntu 12. This is an update about the transition of the forums to Ubuntu Discourse. ep nsncsk ehb rxkc x9gcv2k vqhu8 z30hd lvn he klvowzc3n