Have you implemented any sort of session tracking on the new system? For instance, the session tracking on the Juniper SSG systems by default doesn't let SSH sessions last more than 60 minutes or something. To fix this, I had to turn on keepalives.
Kind regards, Matthew Walster Network Architect Gyron Internet Ltd mail: [email protected]<mailto:[email protected]> web: http://gyron.net/ tel: 0845 888 6900 fax: 0845 888 6910 From: [email protected] [mailto:[email protected]] On Behalf Of Mario Glockner - Schulte & Paulus GmbH Sent: 14 October 2009 12:38 To: Opsview Users Subject: [opsview-users] NSCA problem - status code: 2 - restarting tunnel Hi, after migrating a Slave from a VMware Server to ESXi 3.5, the Slave-Node-Check from the master permanently returns SLAVE CRITICAL - NSCA problem - status code: 2 - restarting tunnel Normally after few minutes this status disappears and it will change to "OK" IP has not changed, no firewall-rules were edited. Restarting master and slave doesn't help, resending ssh -N -R 25801:127.0.0.1:22 <master-ip> either. Syslog Slave: Oct 14 13:19:13 dms01-s01 autossh[5580]: port set to 0, monitoring disabled Oct 14 13:19:13 dms01-s01 autossh[5581]: starting ssh (count 1) Oct 14 13:19:13 dms01-s01 autossh[5581]: ssh child pid is 5582 OS: Ubuntu 8.0.4, Opsview 3.3.1.3107, autossh 1.04a Any suggestions how to troubleshoot? Thanks very much! Mario This message may be private and confidential. If you have received this message in error, please notify us and remove it from your system. Gyron may monitor email traffic data and the content of email for the purposes of security and staff training. Gyron Internet Ltd is a limited company registered in England and Wales. Registered number: 4239332. Registered office: 3 Centro, Boundary Way, Hemel Hempstead, HP2 7SU. VAT reg no 804 2532 63. Gyron is a registered trademark.
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