TO IDENTIFY ERROS WITH GRAPH, verify if: service-perfdata file exist in Nagios “var” directory ( /var/local/nagios/ # ll /usr/local/nagios/var/service-perfdata To find out where is inside centreon: Configuration>Nagios>Centreon>Central>”Perfdata file” service-perfdata is growing (if Nagios insert data il file) (if not try […]
Upgrade ubuntu from 10.10 to 11.04
Network Upgrade for Ubuntu Desktops (Recommended) You can easily upgrade over the network with the following procedure. Open the Update Manager application from the System ? Administration menu. In Update Manager, click the Settings… button, and enter your password […]
Setup check_vmware.pl on CentOS
Setup VMWare-CLI Perl Kit on CentOS 5.5 x64 (RedHat) Older Post with Simillar Information And overall info on how to monitor ESX IMPORTANT: For ESX(i) 6.x use https://github.com/op5/check_vmware_api First download my full package witch has all dependencies plus the vmware-vSphere-CLI Required […]
NFS howto
:: NFS :: Put what you want to share in /etc/exports /var/ftp/pub *.example.com(ro,sync) *.redhat.com(rw,sync) /data 192.168.0.0/255.255.255.0 (sync) /share server*,station1.corp.local (r) service nfs status exportfs -v rpcinfo -p service portmap status exportfs -r To refresh the list /etc/exports -v Display list […]
NETFILTER PACKET FLOW
NETFILTER PACKET FLOW (kernel): DROP will not warn REJECT will let them know its closed example: (RULE CHECK CHAIN) (THE RULE, WHAT TO DO) iptables -t filter -A INPUT -s 192.168.0.1 -j DROP Notes: The default for -t is filter […]
How to install NTOP on CentOS 5.5 64bits
Quick and easisest way: wget http://apt.sw.be/redhat/el5/en/x86_64/rpmforge/RPMS//rpmforge-release-0.3.6-1.el5.rf.x86_64.rpm rpm -Uvh rpmforge-release-0.3.6-1.el5.rf.x86_64.rpm yum install ntop # Get yum ready yum clean all yum update # Install Development Tools yum groupinstall “Development Tools” # Install more ntop Dependencies yum install libpcap-devel libpcap # Install […]
unable to find valid certification path to requested target
PROBLEM: unable to find valid certification path to requested target Erro server.log (java/glassfish): Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target at sun.security.validator.PKIXValidator.doBuild(PKIXValidator.java:325) at sun.security.validator.PKIXValidator.engineValidate(PKIXValidator.java:219) at sun.security.validator.Validator.validate(Validator.java:218) at com.sun.net.ssl.internal.ssl.X509TrustManagerImpl.validate(X509TrustManagerImpl.java:126) at com.sun.net.ssl.internal.ssl.X509TrustManagerImpl.checkServerTrusted(X509TrustManagerImpl.java:209) […]