diff --git a/src/j3/Telnet.java b/src/j3/Telnet.java
index 72b1307..ddf65d2 100644
--- a/src/j3/Telnet.java
+++ b/src/j3/Telnet.java
@@ -30,6 +30,9 @@
 				System.out.println(new String(buff));
 				if(buff[0] == '.') cont = false ;
 				else outstr.write(buff,0,n) ;
+				
+				int dn = din.read(buff);
+				System.out.println(dn);
 			}
 			// 以下は例外処理です
 			catch(Exception e){