Diverse selection of cordless and corded phones. AEi is an ideal IP phone company for hospitality. Voice over IP (VoIP) phones make and transmit telephone calls over an IP network which save cost as they do not require a landline connection.

It has built-in SIP signalling and can be used in conjunction with IP PBXs or VoIP services hosted in the enterprise.

SIP or Session Initiation Protocol can be used to create a session between two or more people. It can also change the session during the call and end it after the call. The protocol is text-based, very similar to the HTTP protocol.

The text-based nature of the protocol makes it easier to troubleshoot, and it has a request-response mechanism that further simplifies the diagnostic process.