DescriptionThis article explains how to enable call forward either by
the GUI or through phone menu settings.ScopeFortiVoice Enterprise 3.x,
FortiFone or softphoneSolutionEnabling Call Forward from the GUI1) Go to
Extensions > Preferences > and selec...
DescriptionThis article describes when Google DNS appears in logs with
error Deny: DNS error. By design, FortiGate looks for invalid/failed DNS
traffic and will mark it as action=dns or in the GUI as "Deny: DNS
error".This happens if the DNS query is...
DescriptionThis article provides basic steps to configure a SIP
trunk.Solution1) Create a SIP trunk ProfileGo to Phone System ->
Profiles2) Configure SIP proxyRegister authentication: By phone number3)
Configure Incoming DIDGo to Trunks -> VoIP and s...
DescriptionThis article describes the troubleshooting of DTMF tones
through a FortiGate, in order to check if there are passed and received
from local or remote endpoint.ScopeFortiGate, DTMF in-band
method.SolutionA voice call has two legs, when trou...
DescriptionThis article describes how to decode G711 VoIP calls for
voice troubleshooting.SolutionVoice call has two legs.To troubleshoot,
analyze each leg to identify if there are voice problems in internal or
outside FortiGate network.1) Use the fo...