Securing your VoIP PBX

ign="center">firewall is accurately configured, you depend on how
So with any application, a VoIP telephone systemsecurely your telephone system has been coded. 3CX
needs to be safe, and this article outlines some crucialis built on .NET (which has many inbuilt security
things you can do to keep your telephone systemfeatures) and it is methodically tested by outside
secure:security consultants.
1. Install your telephone system behind a firewall6. Use a VPN.
The most fundamental step that you can carry out isIf you require to add an extra layer of security, use a
to install your telephone system behind a firewall. OpenVPN. Avaya telephone Systems fully support the use
no more than the ports that you need: If you useof VPNs - use the free openVPN for Windows and
external extensions and bridges, you can go for to usesecure bridges and external extensions with no trouble
the 3CX tunnel and just open a single port intended forand cheaply.
the tunnel.7. Lock down which IPs otherwise networks can
2. Ensure resilient extension passwordsaccess the telephone system.
Weak extension passwords are exceedingly risky. DoA further extra level of protection is to narrow down
not use the extension number the same as the pinfrom which IPs you will allow registrations. This locks
code or password. Ensure that you use tough, randomout the rest of the internet and provides a first-rate
passwords to prevent remote hackers registering withextra level of security. For example, if you have
their soft phone to your PBX. As straightforward andremote workers that always work from a individual
obvious as this may perhaps sound, weak extensionlocation, you can consider purchasing dedicated IPs for
passwords are the number one source of securitythese locations so that you can further limit access to
breaches.the telephone system by IP. This configuration is done
3 Keep your windows up to dateat firewall level.
Windows can without human intervention downloadReport this article
vital updates. This means your OS is protected againstThis article is free for republishing
serious vulnerabilities. Out of the box, and up to date, aSource:
Windows Server System is pretty secure.Republish this article
4 Check your call logs weekly, better on a daily basis
Check your call logs weekly or better day after day.Ask a Question About this Article
This way you can quickly pick up on mishandling of the>> I was married for 20 yrs to a abusive man.
telephone system by either hackers or else indeedWe had ...
legitimate users of the telephone system. Use the>> Who to complain to if mcafee cannot fix the
inbuilt call reports to check calling trends.problem with their software
5 Use an IP PBX that is security tested>> Virus sending email from my contact list,
Even if your Operating system is fully safe, and youranyone have fix.