3V0-42.20 Exam Dumps : Advanced Design VMware NSX-T Data Center

Use the Network I/O Control (NIOC) profile to allocate the network bandwidth to business-critical applications and to resolve situations where several types of traffic compete for common resources.

NIOC profile introduces a mechanism to reserve bandwidth for the system traffic based on the capacity of the physical adapters on a host. Version 3 of the Network I/O Control feature offers improved network resource reservation and allocation across the entire switch.

Network I/O Control version 3 for NSX-T Data Center supports the resource management of the system traffic related to virtual machines and to infrastructure services, such as vSphere Fault Tolerance. System traffic is strictly associated with an ESXi host.

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As mentioned, using Federation for five sites is not possible yet. Therefore, we have to setup L2VPN. IPSec (needed by L2VPN) can be established from T0 as well as T1 (the same rule applies to L2VPN). However, L2VPN is limited (server or client) to one service per gateway, therefore it's not possible to utilize five L2VPN tunnels from the same T0 and we have to deploy five T1s.