On 02/12/2018 09:12 PM, Earl Ramirez wrote: > On Mon, 2018-02-12 at 20:13 -0500, H wrote: >> On 02/12/2018 07:24 PM, Liam O'Toole wrote: >>> On 2018-02-12, H <agents@xxxxxxxxxxxxxx> wrote: >>>> Running CentOS 7 on workstation and having a problem with ssh >>>> disconnects. My ssh_config contains: >>>> >>>> Host * >>>> TCPKeepAlive yes >>>> ServerAliveInterval 30 >>>> ServerAliveCountMax 300 >>>> >>>> and sshd_config on the server contains: >>>> >>>> TCPKeepAlive yes >>>> ClientAliveInterval 60 >>>> ClientAliveCountMax 300 >>>> >>>> Have I missed any setting needed to prevent these random >>>> disconnects? >>>> I don't think there is anything wrong with the network card, the >>>> driver, or the cable, since if I am on a VPN connection via >>>> another >>>> server, the VPN and any ssh connection stay up indefinitely. >>>> >>>> Thanks. >>> Another poster has provided some possible reasons for the >>> disconnections. Whatever the cause, autossh (from the epel repo) is >>> a >>> good workaround. >>> >> Not that this happens while I do large scp file transfers that may >> take more than half an hour, simply restarting an ssh session is not >> going to help since I will lose the file transfer. >> > I don't know if this would help but I had a similar issue and it turned > out that there was a custom script in /etc/profile.d/ that contain > TMOUT 900. > > You can also check in /etc/profile, usually, the security logs has > something about the disconnects, of you can use wireshark or a similar > tool to capture and analyse the packets. > > > > _______________________________________________ > CentOS mailing list > CentOS@xxxxxxxxxx > https://lists.centos.org/mailman/listinfo/centos I think that I forgot to mention that the problem is not the common "write failed: broken pipe" but "packet_write_wait: broken pipe". I don't think the problem is router related since another computer, albeit running CentOS 6, does not have similar issues. Does the information above suggest any other reason for my problem?
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