ZOLPhone Balance & Usage Check script

Posted Leave a commentPosted in Linux

ZOL Zimbabwe operate a voip platform – HERE If you work with a number of DID’s, it quickly becomes tedious to login to the portal and check your online balance/usage. After a colleague sent me his perl script getting the balance off the CRM’s portal, i gave it a shot through bash. Here is the […]

Linux SSH Daemon Brute Force Protection

Posted Leave a commentPosted in Linux, Tech

To effectively block an SSH Bruteforce, we need to slow down the rate  an attacker can connect to our SSH Server. Since most attacks are automated, the bots will likely give up after experiencing consistent timeouts after failing to login. The script below will block an IP if it connects to SSH more than 3 […]

Zimbra SASL Errors – Users unable to authenticate

Posted Leave a commentPosted in Linux, Tech

If you’re observing errors on your Zimbra servers’ mail-log similar to the one below, and your users are reporting password prompts on ‘sending’ e-mails. Nov 24 17:12:07 areto postfix/smtpd[5528]: warning: SASL authentication failure: cannot connect to saslauthd server: Connection refused Run the following commands under your servers root user. ln -s /var/spool/postfix/var/run/saslauthd /var/run/saslauthd zmcontrol restart […]