Current Status

Compatible after Changes

Suggestions

Disable SIP ALG

Comments

In the CLI of the FortiGate type the following:
- config system settings
- set sip-helper disable
- set sip-nat-trace disable

Reboot the device

In the CLI type the following:
- Config system session-helper
- show
- (now look for SIP, mostly it will be “12”)
- delete 12

Don't use any protection profiles on the firewall of the sip rules.

Change the default –voip –alg-mode. Run the following commands:
- config system settings
- set default-voip-alg-mode kernel-helper based
- end

**All routers and firewalls must forward the correct ports and configure Whitelisting for Hosted Voice Services; please click here for more information.