

SIP trunks and SIP lines are two parts of the broader SIP trunking phone system and are, therefore, closely linked. Best practice dictates that companies should have one SIP line for every call the companies plan to place simultaneously. One SIP line can route one call at a time, but a SIP trunk can handle any number of SIP lines.

What is a SIP line?Ī SIP line or channel is the individual phone line connected to the greater SIP trunk. It can connect to many SIP lines, which provides individual phone numbers and lines across an organization. What is a SIP trunk?Ī SIP trunk refers to the digital version of a traditional phone system. Because you're routing calls online, you can contact any customer around the world, so long as they have an active phone number. SIP trunking relies on an existing PBX system connected to the cloud to place inbound and outbound calls.īy enabling your phone system to operate online rather than using physical phone lines, your business gains more flexibility in its ability to reach customers. Session Initiation Protocol, or SIP, trunking is the process by which phone calls are placed online rather than on physical phone lines. Let’s get into it! Defining termsīefore we get into the nitty-gritty details, let’s review a couple of key terms and concepts about SIP trunk phone systems to make sure we’re all on the same page. Whether you’re looking to make the switch to an entirely online SIP phone system or are just looking for some clarification of the important technical terms, we’ve got you covered. Taking place entirely on the cloud, SIP systems enable an existing phone system to function online by routing calls via an on-premise private branch exchange (PBX) through a SIP line connected to an organization’s SIP trunk and then out to its intended recipient. SIP trunk phone systems offer an opportunity to increase your efficiency while cutting the costs of a traditional, physical phone line system.

It’s easy to stick to the traditional phone line status quo, but to do so is to ignore the opportunity to save money and take advantage of an affordable, scalable system on the cloud. Though there are many innovative ways to market to your customers via SMS and email, phone calls are still as important as ever to an organization’s communication strategy.
