Chapter 8

Securing Cisco Unified Communications Manager (Cisco)

Securing a Cisco Unified Communications Manager involves more than just enabling Secure Real-time Transport Protocol (SRTP) and Transport Layer Security (TLS) to secure the signaling and media between endpoints or configuring and enforcing user access controls. This chapter explains some specific aspects to securing endpoints, conferencing, and Smart Licensing with a specific focus on Cisco Unified CM.

At ACME, Anthony believed he had secured the Unified Communications environment until he received some trouble tickets. The IT security group had been doing scans again and found ports open on the different UC endpoints. They also found instances where RTP packets were traversing ...

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