You are a network administrator responsible for all network

You are a network administrator responsible for all network platforms and services. The cost savings for using voice-over-IP (VoIP) has prompted a request from the CIO to move all telephony services from switch-based to VoIP. What network management requirements need to be addressed and in place before the data network would be able to accommodate VoIP? Explain each in detail.

Solution

TCP/IP keeps track of the packet via packet ID. Therefore, if an ACK is lost, there will be no resending for a very simple reason. Directly after the ACK, the host that opened the TCP protocol is likely to start sending data. That data will, as all TCP packets, have an ACK number, so the recipient would get an ACK that way. Hence, the sender of the SYN-ACK should reasonably not care that it didn\'t get the ACK, because it gets an implicit ACK in the following package.