HA and Link Aggregation Groups

LAG expands to link aggregation group
LAG is a logical interface using LACP or Link Aggregation Control Protocol
LACP aggregates multiple connections as single AWS Direct Connect endpoint
- Treats as single, managed connection.
LAG can be created from
- existing connections
- provision new connections
Existing connections (if standalone or part of another LAG) with the LAG can be associated after LAG creation
LAG needs
- All connections in the LAG must use the same bandwidth.
- Maximum of four connections in a LAG.
  - Every connection in LAG counted in overall connection limit for Region.
- All connections in the LAG must terminate at the same AWS Direct Connect endpoint.