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Securing VoIP Networks: Threats, Vulnerabilities, and CountermeasuresCommunication between people has changed with the invention of the telephone. The ability to communicate across continents in real-time has also helped our society in several dimensions including entertainment, trade, finance, and defense. But this new capability did not come without an investment. Building an international telephony... | | Cisco CallManager Best PracticesDelivers the proven solutions that make a difference in your Cisco IP Telephony deployment
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Learn dial plan best practices that help you configure features such as intercom, group speed dials, music on hold, extension mobility, and more
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... | | Patterns for Computer-Mediated Interaction (Wiley Software Patterns Series)The Internet has changed the way we interact and communicate. Two to three decades ago the only way to stay in touch with people was to see them in person, write letters, or use a fixed network phone. At work, we had video conferencing and fax, but that was basically it. The Internet was available, but only few of us actually had an e-mail... |
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| | | | IBM Sametime 8.5.2 Administration Guide
Allow me to be the first to congratulate you for purchasing this book. Sametime 8.5
is a very different product from previous versions of the product. What once was a
simple offering that provided secure instant messaging with some web conferencing
capabilities has now evolved into a robust, flexible, sophisticated communications... |
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