Step One – What is a PBX or VoIP service provider you currently have? What is an IP phone when it is not compatible with the telephone system or service provider you use? With the advent of open-source PBX, and SIP service provider BYOD, it is easy to think that any IP phone works with any phone or service. Unfortunately, this is not the case before us in an IP phone, check with your mobile provider or system vendor to obtain a list of compatible IP phones.
Step Two – Who is the use of IP phones? According to the function of the job (or position) of the person, the IP phone, it needs a different and each is looking for something different on your phone. A manager, for example, want the latest and best IP phone with all the bells and whistles, while the reception can be affected only by the total number of calls they can handle both.
Step Three – What are the features and functionality makes this person needs the body /? Most people want the standard functions of a phone like call waiting, call forwarding, call parking, conference, etc. What you need to search in a speakerphone, a large screen and sidecar capacity for expansion. For example, if an employee is to make extensive use of hands-free functionality, you may want a Polycom IP telephone, because they are known for their high quality phones on sale.
Fourth stage – the number of incoming calls will get the person / day at a time? This is an important issue because they determine how much should be in line appearances recommended mobile. While the average office worker is expected 3 to 5 lines appearances, operators, managers and receptionists are usually necessary okay over 10 shows online.
Step Five – How often will the phone is used? If a person on the phone all day, they probably deserve a higher quality phone. Even if they do not deserve to be at a premium phone, mobile phone, high quality will last longer than the frequent use of a low standard telephone. In many ways, you get what you pay, make sure you buy the best quality of IP telephony for those in need.
Step Six – Do you need an IP phone with routing capabilities? Believe it or not, there are many offices where it can run only one Ethernet to each desktop. When this happens, both the desktop and the IP phone to share a single Ethernet connection. In this situation, you need an IP phone with two Ethernet ports RJ45. If your office has a LAN Voice Telephone Network (separate) set-up, then you need to run ethernet down on the desk for the IP phone and you use an IP phone one RJ45 Ethernet connection , agree.
Seventh step – the use of a Power over Ethernet are used in this regard? If you currently have (or plan) with Power over Ethernet, you get a phone supports the intellectual property that need Power over Ethernet. If you do not use Power over Ethernet and simple means of power, make sure you have an additional power outlet on more work to power the IP phone.
Step Eight – the protocol and codec does your service / support IP-PBX? Most IP phones on the market supports SIP and all the major voice codecs such as G.711, G.729, etc. Often, however, may help your provider of phone system or a single H.323, MGCP compatible or SCCP IP Phone or IP phone that supports GSM codec. Do not hang with an IP phone that is not compatible with your phone system and your voice, or a service.
Step Nine – What is your budget? Believe it or not, to IP phones from $ 40 to over $ 400 per unit area. Although the price has never been the most important factor in choosing an IP phone, it is important that you set a budget for your IP phones, because you do not want to spend more and it forces you, really a critical look at what features and functions are most important to you.
Buy Used Cisco IP Phones.