Pass JN0-682 Exam Guide

To accommodate the extra header information added by VXLAN, which can be 50 to 54 bytes, it's necessary to increase the MTU (Maximum Transmission Unit) on the physical interfaces connected to the VXLAN network. This ensures that the larger frames can be transmitted without fragmentation, maintaining efficient network performance.

A. By default, Junos switches operate in non-mixed mode Virtual Chassis, meaning they are configured to operate with similar or identical device models.

B. The commandrequest virtual-chassis mode fabric rebootis used to set the Virtual Chassis to fabric mode with similar devices. This mode is specifically designed for configurations that involve similar devices to optimize performance and capabilities.

C. Multicast group must match on the VTEPs in the same VXLAN segment to ensure that they can properly participate in the same broadcast domain. D. VNI (VXLAN Network Identifier) must also match to ensure that all VTEPs are part of the same VXLAN overlay network.