Monthly Archives: June 2011

send_nsca: Error: Timeout after 10 seconds

The official wiki page at http://munin-monitoring.org/wiki/HowToContactNagios says, the system can be configured by telnet. But no, you will get timeout. Actually it can be tested via send_nsca like this: # echo "test;test;0;test-output" | send_nsca -H 127.0.0.1 -p 5667 -c /etc/send_nsca.cfg … Continue reading

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RTSP DNAT rules for Vivotek cameras

Topology: WEB [10.0.0.1] – fw1 [1.1.1.1] —– INTERNET —– [2.2.2.2] fw2 – CAMERA [192.168.0.1] On fw1: -A PREROUTING -t nat -p udp -d 1.1.1.1 –sport 5500:6000 –dport 30000:31000 -j DNAT –to 10.0.0.1 On fw2: -A PREROUTING -p tcp -d 2.2.2.2 … Continue reading

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zimbra: logger service does not start after installing custom certificate

After installing custom openssl certificate it cannot be properly restarted with this failure message: Starting logger…Failed. Starting logswatch…ERROR: service.FAILURE (system failure: ZimbraLdapContext) (cause: javax.net.ssl.SSLHandshakeException sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target) zimbra … Continue reading

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