
SIP Trunking has numerous advantages including advanced functionality and cost savings. However, there are a few things you need to determine prior to making the change. One of the questions you’ll have to answer is whether or not DID (Direct Inward Dialing) numbers can be used with SIP.
Direct Inward Dialing
DID, or Direct Inward Dialing, is a feature used with PBX systems. ...
Read More