International business communication is changing. New service requirements (e.g. unified communication, social media integration, Internet of Things, IPv6,….) emerge. Is your provider still able to support you and satisfy your demand? Is your provider still your first choice or would you like to change?
The following article lists a few questions you should ask your WAN provider.
For security reasons, SIP (Session Initiation Protocol) domains have to be protected against each other. Security systems may be SIP proxies, SIP-supporting firewalls or SIP session border controllers.
This article explains the tasks of SIP session border controllers for telecom operators and enterprise customers.
This is a series of articles giving a very short overview of different vendors of business VoIP and unified communications solutions. Previous articles covered Alcatel-Lucent Enterprise, Avaya, Cisco, Huawei, Microsoft, Mitel and NEC.
Atos purchased Unify (was a joint venture of Siemens AG and The Gores Group) in January 2016 (source).