Hi, Just trying to make sure my vr600 is secure from being hacked I of course have changed passwords but also wanted to make sure cannot access at all from outside my LAN. Admin/Remote management is...

Hi, I have a new SIP VOIP phone system and was hacked. I have a local phyical PBX. I want to restrict the SIP port 5060 to only allow access from the SIP providers WAN IP. e.g. Only Sip provider on...