For many decades, voice communications and network traffic were completely separate entities. Analog networks carried voice traffic while digital networks carried data. Times have changed however, and these networks have converged. In this video, learn the security issues around the use of telephony on a network.
- [Instructor] For many decades, voice communications…and network traffic were completely separate entities.…Analog networks carried voice traffic,…while digital networks carried data.…Times have changed, however,…and these networks have converged.…Voice over Internet Protocol, or VoIP, technology…now allows the use of a single data network…for both voice and data communications.…VoIP works by converting voice signals…from analog to digital form…and then simply transmitting them using the same…IP protocol that carries other network communications.…
Users of VoIP technology may use a variety…of different devices to communicate.…These range from dedicated VoIP phones…that look like regular telephones,…but connect directly to a data network,…to soft phones that are simply software…running on a computer or mobile device,…or hardware used to bridge…an existing analog telephone network…to a digital network for communication over the internet.…The use of VoIP technology does introduce…some security issues that administrators must be aware of…
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- TCP/IP networking
- Network security devices
- Switches and routers
- Content distribution networks
- Storage networks
- Securing networks
- Network attacks
- Wireless networking and security
Skill Level Intermediate
Q: This course was updated on 07/27/2018. What changed?
A: New videos were added that cover network relationships and security device placement.
Insights from a Cybersecurity Professionalwith Mike Chapple32m 15s Intermediate
Networks and communications1m 31s
1. TCP/IP Networking
2. Network Security Devices
3. Designing Secure Networks
4. Specialized Networking
5. Secure Network Management
6. Network Attacks
7. Wireless Networking
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