diff --git a/python/trx/udp_link.py b/python/trx/udp_link.py
index d96a6aa..efa701b 100644
--- a/python/trx/udp_link.py
+++ b/python/trx/udp_link.py
@@ -26,10 +26,10 @@
 import select
 
 class udp_link:
-	def __init__(self, remote_addr, remote_port, bind_port):
+	def __init__(self, remote_addr, remote_port, bind_addr = '0.0.0.0', bind_port = 0):
 		self.sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
 		self.sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
-		self.sock.bind((remote_addr, bind_port))
+		self.sock.bind((bind_addr, bind_port))
 		self.sock.setblocking(0)
 
 		# Save remote info