Key Features Used in the Management Network Configuration

The following is a list of key features used in the management network configuration.

Feature List

Feature Notes Description
VSX MLAG Layer 2 Redundancy, Allows the NCNs to be bonded so if one link fails they can continue to operate.
VSX Layer 3 Redundancy, Allows one Spine switch/default gateway to fail and continue to work
Lacp fallback Allows for LACP links to come up individually without LACP PDUs, used for PXE booting the NCNs.
Vlan Segregates layer 2 broadcast domains, need to separate NMN/HMN/compute traffic.
MSTP Layer 2 loop prevention mechanism at edge
IP routing IP routing / static routes
OSPF Routing protocol used to peer from Leaf switches to Spines
BGP Routing protocol used to peer with MetalLB
Prefix-Lists Lists to match components of an IP route
Route-Maps Defines which route are redistributed
NTP Network Time Protocol
ACLs Access Control Lists
Max MTU - 9198 Max Transmission Unit/Maximum Frame size
SNMP Allows for device polling from the NCNs to map out interfaces
VRF Virtual routing and forwarding, used to segregate traffic between networks

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