I want to have a look at a replacement for my Postfix/Dovecot/OpenLDAP mail server using the OpenSMTPd implementation. Not that it doesn’t work ; in fact I don’t get that much mail and everything works like a charm. I just want to see if I can use as much all-inclusive OpenBSD 5.1 daemons.Continue reading...
I already post on using VNC to connect to a remote OpenBSD 4.9 server . I’m just gonna write a short refresh while configuring a brand new OpenBSD 5.1 i386 workstation on my ESXi 5.Continue reading...
For those who may not know, the “Freebox Revolution” is the 6th release of the access box from the French ADSL/FTTH provider named “Free”. In my case, it provides Internet access via FTTH. The box has a Web management interface from where you can configure and check statistics. The only “sad” news is that it does not provide any SNMP service. The only way to keep a eye on what goes through the ports is to log on the Web interface.
Here’s how I use the Web interface to grab metrics and show them in Xymon.Continue reading...
The Freebox Revolution has a nice management GUI which provides metrics about in/out traffic. Unfortunately, it can only be seen from the management pages when you’ve been authenticated.
Here’s a way to script the grab of the traffic pictures to show them in any Web page.Continue reading...
By default, Xymon’s trends show metrics for the last 48 hours. Should you want to “only” get the last 24 hours on the main “trends” page, you have to edit the xymon/server/etc/xymonserver.cfg and edit or add the TRENDSECONDS variable. 86400 will render only the last 24 hours.
Note that TRENDSECONDS is optimized for the default RRDWIDTH and INTERVAL values. Setting random or too small TRENDSECONDS may lead to ugly graphics rendering.Continue reading...