Huawei IP Phone eSpace
7810&7820&7830&7850&7870&7803X
Administrator Guide
1 Overview
Issue 01 (2011-12-31)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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implementing functions such as the basic call services, additional services, unified messaging,
and phone book display. This improves the enterprise communication efficiency.
In the deployment of IP phones on the network with IPPBX, the original data networks of
enterprises are used as the network that bears VOIP to deploy IP phones in distributed mode.
With the help of the application servers, the functions such as the enterprise phone book
function and voice message leaving function can be implemented.