API listener
As of Envoy v1.18 the v2 API has been removed and is no longer supported.
Describes a type of API listener, which is used in non-proxy clients. The type of API exposed to the non-proxy application depends on the type of API listener.
(Any) The type in this field determines the type of API listener. At present, the following types are supported: envoy.extensions.filters.network.http_connection_manager.v3.HttpConnectionManager (HTTP) envoy.extensions.filters.network.http_connection_manager.v3.EnvoyMobileHttpConnectionManager (HTTP)