3. Consider the scenario where, as part of the relief operation, your Relief Agency is connected to a large ISP in Australia; significant volumes of traffic are originating from other Agencies as well as your Agency and are traversing the same ISP's network with end-points managed by different ISPs. It appears that the cyber-attacks may be originating from within another Relief Agency a) Describe the techniques that your Agency can implement to ensure that its traffic receives highest priority and is the least affected by the cyber-attacks [5 marks] b) If MPLS-TE traffic is traversing the network, describe how the traffic flow and signalling differs from a non-MPLS network and what happens to the traffic if MPLS-TE is not honoured [5 marks] with sufficient defence from the cyber-attacks [5 marks] MPLS tunnel [5 marks] c) Describe why peering agreements in an MPLS network may not provide you d) Describe the operation of an L3 VPN and compare it to the operation of an