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dhcp.c(4228): non-null pointer – Error

Error dhcp.c(4228): non-null pointer DHCP Error: [ dhcp.c(4228): non-null pointer ] error in my message log This error is due to improper reverse dns configuration. I checked nslookup

Trixbox installation Guide for VMWare

Trixbox step-by-step Installation Guide for VMWare, Virtual BOX or Standalone PC. Trixbox installation Guide Download the latest Trixbox CE stable release from Trixbox Website Burn it in to

Cacti vmware appliance download

Cacti appliance image download for VMWare Vsphere ESX Esxi 5, 5.1, 5.5, 6 You can download the cacti VMware image form one of the below mentioned link 1)

How to upgrade MailScanner

Step by step procedure to upgrade MailScanner in CentOS Fedora Linux Ubuntu Redhat Debian Linux. MailScanner Upgradation Procedure To upgrade MailScanner from older version to newer version, you

Sendmail with DNSBL enhdnsbl Whitelist

How to enable DNSBL, enhdnsbl Barracuda configuration in Sendmail, Enable Domain Black List and white list. Sendmail with DNSBL Domain Name System Blacklists, also known as DNSBL’s or DNS

SSH Server unexpectedly closed network connection

While connecting the Linux server through putty, following error occurred. SSHD server unexpectedly closed network connection Error log: tail -f /var/log/audit/audit.log type=USER_AUTH msg=audit(1292432614.589:14079): user pid=5965 uid=0 auid=0 ses=1