diff --git a/RNS/Interfaces/AX25KISSInterface.py b/RNS/Interfaces/AX25KISSInterface.py
index 483c562..964cd68 100644
--- a/RNS/Interfaces/AX25KISSInterface.py
+++ b/RNS/Interfaces/AX25KISSInterface.py
@@ -59,6 +59,7 @@ class AX25():
 class AX25KISSInterface(Interface):
     MAX_CHUNK = 32768
     BITRATE_GUESS = 1200
+    DEFAULT_IFAC_SIZE = 8
 
     owner    = None
     port     = None
@@ -68,7 +69,7 @@ class AX25KISSInterface(Interface):
     stopbits = None
     serial   = None
 
-    def __init__(self, owner, name, callsign, ssid, port, speed, databits, parity, stopbits, preamble, txtail, persistence, slottime, flow_control):
+    def __init__(self, owner, configuration):
         import importlib
         if importlib.util.find_spec('serial') != None:
             import serial
@@ -79,6 +80,25 @@ class AX25KISSInterface(Interface):
 
         super().__init__()
 
+        c = configuration
+        name = c["name"]
+        preamble = int(c["preamble"]) if "preamble" in c else None
+        txtail = int(c["txtail"]) if "txtail" in c else None
+        persistence = int(c["persistence"]) if "persistence" in c else None
+        slottime = int(c["slottime"]) if "slottime" in c else None
+        flow_control = c.as_bool("flow_control") if "flow_control" in c else False
+        port = c["port"] if "port" in c else None
+        speed = int(c["speed"]) if "speed" in c else 9600
+        databits = int(c["databits"]) if "databits" in c else 8
+        parity = c["parity"] if "parity" in c else "N"
+        stopbits = int(c["stopbits"]) if "stopbits" in c else 1
+
+        callsign = c["callsign"] if "callsign" in c else ""
+        ssid = int(c["ssid"]) if "ssid" in c else -1
+
+        if port == None:
+            raise ValueError("No port specified for serial interface")
+
         self.HW_MTU = 564
         
         self.pyserial = serial
diff --git a/RNS/Reticulum.py b/RNS/Reticulum.py
index bd7a3ad..fea7e63 100755
--- a/RNS/Reticulum.py
+++ b/RNS/Reticulum.py
@@ -627,54 +627,8 @@ class Reticulum:
                                     interface_post_init(interface)
 
                                 if c["type"] == "AX25KISSInterface":
-                                    preamble = int(c["preamble"]) if "preamble" in c else None
-                                    txtail = int(c["txtail"]) if "txtail" in c else None
-                                    persistence = int(c["persistence"]) if "persistence" in c else None
-                                    slottime = int(c["slottime"]) if "slottime" in c else None
-                                    flow_control = c.as_bool("flow_control") if "flow_control" in c else False
-                                    port = c["port"] if "port" in c else None
-                                    speed = int(c["speed"]) if "speed" in c else 9600
-                                    databits = int(c["databits"]) if "databits" in c else 8
-                                    parity = c["parity"] if "parity" in c else "N"
-                                    stopbits = int(c["stopbits"]) if "stopbits" in c else 1
-
-                                    callsign = c["callsign"] if "callsign" in c else ""
-                                    ssid = int(c["ssid"]) if "ssid" in c else -1
-
-                                    if port == None:
-                                        raise ValueError("No port specified for serial interface")
-
-                                    interface = AX25KISSInterface.AX25KISSInterface(
-                                        RNS.Transport,
-                                        name,
-                                        callsign,
-                                        ssid,
-                                        port,
-                                        speed,
-                                        databits,
-                                        parity,
-                                        stopbits,
-                                        preamble,
-                                        txtail,
-                                        persistence,
-                                        slottime,
-                                        flow_control
-                                    )
-
-                                    if "outgoing" in c and c.as_bool("outgoing") == False:
-                                        interface.OUT = False
-                                    else:
-                                        interface.OUT = True
-
-                                    interface.mode = interface_mode
-
-                                    interface.announce_cap = announce_cap
-                                    if configured_bitrate:
-                                        interface.bitrate = configured_bitrate
-                                    if ifac_size != None:
-                                        interface.ifac_size = ifac_size
-                                    else:
-                                        interface.ifac_size = 8
+                                    interface = AX25KISSInterface.AX25KISSInterface(RNS.Transport, interface_config)
+                                    interface_post_init(interface)
 
                                 if c["type"] == "RNodeInterface":
                                     frequency = int(c["frequency"]) if "frequency" in c else None