fix(eppp_link): Update docs

Author: david-cermak

components/eppp_link/README.md

@@ -17,16 +17,17 @@ The component provides a general purpose connectivity engine between two micro-c
 
 * `eppp_connect()` -- Simplified API. Provides the initialization, starts the task and blocks until we're connected
 
-* `eppp_client_init()` -- Initialization of the client. Need to run only once.
-* `eppp_client_start()` -- Starts the connection, could be called after startup or whenever a connection is lost
-* `eppp_client_perform()` -- Perform one iteration of the PPP task (need to be called regularly in task-less configuration)
-
 ### Server
 
 * `eppp_listen()` -- Simplified API. Provides the initialization, starts the task and blocks until the client connects
-* `eppp_server_init()` -- Initialization of the server. Need to run only once.
-* `eppp_server_start()` -- (Re)starts the connection, should be called after startup or whenever a connection is lost
-* `eppp_server_perform()` -- Perform one iteration of the PPP task (need to be called regularly in task-less configuration)
+
+### Manual actions
+
+* `eppp_init()` -- Initializes one endpoint (client/server).
+* `eppp_deinit()` -- Destroys the endpoint
+* `eppp_netif_start()` -- Starts the network, could be called after startup or whenever a connection is lost
+* `eppp_netif_stop()` --  Stops the network
+* `eppp_perform()` -- Perform one iteration of the PPP task (need to be called regularly in task-less configuration)
 
 ## Throughput
 
@@ -37,7 +38,7 @@ Tested with WiFi-NAPT example, no IRAM optimizations
 * TCP - 2Mbits
 * UDP - 2Mbits
 
-### SPI @ 40MHz
+### SPI @ 20MHz
 
 * TCP - 6Mbits
 * UDP - 10Mbits