From a network perspective, discuss the key advantages and disadvantages of having employees or customers who are connected to the network remotely. Predict potential major security issues that may arise through the use of mobile devices connected to an organization's network, and suggest primary strategies for mitigating these risks.
Explain the importance of QoS, and describe key strategies that network managers can implement to improve QoS. In the context of VoIP, determine the primary traffic requirements that network managers must consider prior to deployment. Provide a rationale for your response.