Monthly Archives: July 2014

Cisco and CAPWAP

By | July 28, 2014

So now I've got a Cisco Aironet 1131ag access point, and first it didn't wanted to join the AC-Tube CAPWAP WLC (which is still under development). A long night of debugging and reading log files led me to the result that this access point isn't really CAPWAP conform, when using the latest firmware 12.4.25e from May 2014 or… Read More »

Limit Number of Recipients in To and Cc with Postfix for Authenticated Users

By | July 5, 2014

The simplest way to restrict the number of recipients in To or Cc with Postfix is the use of HEADER_CHECKS. You put in your Postfix main.cf a line like this: header_checks = pcre:/usr/local/etc/postfix/header_checks And you create a file /usr/local/etc/postfix/header_checks which contains this: /^To:([^@]*@){10,}/ REJECT Sorry, your message has too many recipients. /^Cc:([^@]*@){10,}/ REJECT Sorry, your message has too… Read More »