The provided PCAP file for Apollo node contains the network traffic sent and received by this node for a period of time. During this time a user on this node has visited the web server of the organisation $($the node named Web in the diagram$),$ the intranet server $($the node named Intranet in the diagram$),$ and the external web server $($the node named External in the diagram$).$ The user Sepehr has sent an email to another user within the organisation and has used ping command to test the connection with nodes Zeus and Hera. The network connectivity is shown in the following diagram.