Updated PPP on ESP32 (markdown)

PPP-on-ESP32.md

@@ -19,6 +19,19 @@ p.active(1)
 p.connect()
 ```
 
+On success, `pppd` will print out
+
+```
+Using interface ppp0
+Connect: ppp0 <--> /dev/ttyUSB1
+local  LL address fe80::ad92:0d2c:01a6:4e6d
+remote LL address fe80::2d30:5ecb:8702:97ba
+local  IP address 192.168.150.1
+remote IP address 129.168.150.2
+```
+
+## Authentication
+
 To enable authentication, change `noauth` to `auth servername` and add an entry to `/etc/ppp/pap-secrets:
 
 ```