Create a new L2Vpn if the L2Vpn with given id does not already exist. If the L2Vpn with
the given id already exists, update the existing L2Vpn. This is a full replace.
This API is deprecated. Please use PUT /infra/tier-0s//locale-services/
If used, this deprecated API will result in an L2VPNSession being internally created/updated:
- L2VPNSession: /infra/tier-0s//locale-services//l2vpn-services/