Nagios Support Forum

ubuntu@nagios:~$ sudo apt-get install libapache2-mod-perl2 Reading package lists... Done Building dependency tree Reading state information... Done The following extra packages will be installed: libapache2-reload-perl libauthen-sasl-perl libbsd-resource-perl libdevel-symdump-perl libencode-locale-...

ubuntu@nagios:~$ apt-cache policy libapache2-mod-perl2 libapache2-mod-perl2: Installed: (none) Candidate: 2.0.8+httpd24-r1449661-6ubuntu2 Version table: 2.0.8+httpd24-r1449661-6ubuntu2 0 500 http://us-east-1.ec2.archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages ubuntu@nagios:~$

ubuntu@nagios:~$ lscpu Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 1 On-line CPU(s) list: 0 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 1 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 62 Stepping: 4 CPU MHz: 2494.006 BogoMIPS: 4988...

this post on postfix helped
i changed the hostname in /etc/postfix/main.cf
its working i am getting email to both my critical and warning email.
Thank You for your help.

Please close this thread

ubuntu@nagios:~$ ls -l /usr/local/nagios/sbin/ total 5140 -rwxrwxr-x 1 nagios nagios 320616 Aug 3 16:29 archivejson.cgi -rwxrwxr-x 1 nagios nagios 301920 Aug 3 16:29 avail.cgi -rwxrwxr-x 1 nagios nagios 300336 Aug 3 16:29 cmd.cgi -rwxrwxr-x 1 nagios nagios 273176 Aug 3 16:29 config.cgi -rwxrwxr-x 1...

i did reboot still have the same error with old hostname ubuntu@nagios:/var/mail$ hostname nagios.website.com echo "test nagios email" | /usr/bin/mail -a "From:nagios@nagios.website.net" -s "Test" alerts911@website.com Reporting-MTA: dns; nagios-2015 X-Postfix-Queue-ID:...

ubuntu@nagios:s$ echo "test nagios email" | /usr/bin/mail -a "From:ubuntu@nagios.website.net" -s "Test" critcial@website.com You have mail in /var/mail/ubuntu <critcial@website.com>: host smtp17.msoutlookonline.net[64.78.22.100] said: 504 5.5.2 <ubuntu@nagios-2015>: Se...

i did those changes.
but still i cannot see history of alerts.
Are you able to see reports section working for you?

changed it to nagios.website.com
this name is going to resolve back to its public ip.

ubuntu@nagios-2015:~$ ls -l /usr/local/nagios/sbin/ total 5140 -rwxr-xr-x 1 nagios nagios 320616 Aug 3 16:29 archivejson.cgi -rwxr-xr-x 1 nagios nagios 301920 Aug 3 16:29 avail.cgi -rwxr-xr-x 1 nagios nagios 300336 Aug 3 16:29 cmd.cgi -rwxr-xr-x 1 nagios nagios 273176 Aug 3 16:29 config.cgi -rwxr-x...