SIP Trunks are used to connect your Phone.com account to your PBX. NOTE: SIP Trunking Customers Only -- Your Phone.com account must have SIP Trunking enabled in order to use any of our trunking features. Please contact Support if you need this. Otherwise, all requests to these services will result in a 403 Forbidden error.
Replace parameters on an individual trunk, only provided parameters will be replaced.