apps/grgsm_trx: print bind / remote address and port

Change-Id: If750d476f3972f1ab5c5b637438d14d40b1e3d87
diff --git a/python/trx/radio_if.py b/python/trx/radio_if.py
index 1c7f003..d2afcf6 100644
--- a/python/trx/radio_if.py
+++ b/python/trx/radio_if.py
@@ -84,7 +84,9 @@
 			trx_bind_addr, trx_remote_addr,
 			trx_base_port):
 
-		print("[i] Init Radio interface")
+		print("[i] Init Radio interface (L:%s:%u <-> R:%s:%u)"
+			% (trx_bind_addr, trx_base_port + 2,
+				trx_remote_addr, trx_base_port + 102))
 
 		# PHY specific variables
 		self.sample_rate = phy_sample_rate