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…
Note: This course is part of a series releasing throughout 2018. A completed learning path of the series will be available once all the courses are released.
- How IP addresses are assigned and managed
- Multilayer protocols
- VPNs and VPN concentrators
- Designing secure networks
- Firewall management techniques
- Maintaining network availability
- Software defined networking (SDN)
- Port isolation
- Network attacks
- How Wi-Fi networks function
- WPA, WPS, and propagation attacks
- Host-based network security control
Skill Level Advanced
Insights from a Cybersecurity Professionalwith Mike Chapple32m 15s Appropriate for all
1. TCP/IP Networking
2. Network Security Devices
3. Designing Secure Networks
4. Specialized Networking
5. Secure Network Management
6. Virtualized Networks
Port isolation1m 47s
7. Network Attacks
8. Transport Encryption
9. Wireless Networking
10. Host Security
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