diff --git a/examples/patty.conf b/examples/patty.conf
index 043877d..eacae20 100644
--- a/examples/patty.conf
+++ b/examples/patty.conf
@@ -1,4 +1,6 @@
 sock /var/run/patty.sock
 pid /var/run/patty.pid
 if tnc0 ax25 KZ3ROX kiss /dev/ttyUSB0 baud 9600
+route default if tnc0
+route station GB9BLM path KX5UXQ WX3RKR
 listen tnc0 ssid 0 exec /usr/bin/login -l -h @peer 
diff --git a/include/patty/ax25/mux.h b/include/patty/ax25/mux.h
index ffadd62..a2a92ca 100644
--- a/include/patty/ax25/mux.h
+++ b/include/patty/ax25/mux.h
@@ -20,14 +20,14 @@ enum patty_ax25_mux_request_type {
     PATTY_AX25_MUX_RECVFROM
 };
 
-int patty_ax25_mux_send(int fd,
-                        enum patty_ax25_mux_request_type type,
-                        void *data,
-                        size_t len);
+ssize_t patty_ax25_mux_send(int fd,
+                            enum patty_ax25_mux_request_type type,
+                            void *data,
+                            size_t len);
 
-int patty_ax25_mux_recv(int fd,
-                        enum patty_ax25_mux_response_type type,
-                        void *data,
-                        size_t len);
+ssize_t patty_ax25_mux_recv(int fd,
+                            enum patty_ax25_mux_response_type *type,
+                            void *data,
+                            size_t len);
 
 #endif /* _PATTY_AX25_MUX_H */