--- main/channel.c	2008-01-28 19:15:41.000000000 +0200
+++ main/channel.c	2008-05-18 23:00:04.000000000 +0200
@@ -2261,8 +2261,23 @@
 					}
 				}
 
-				if (chan->readtrans && (f = ast_translate(chan->readtrans, f, 1)) == NULL)
-					f = &ast_null_frame;
+				{
+					long __ts = f->ts;
+					long __len = f->len; // time: could be worked out
+					int __seqno = f->seqno;
+
+					if (chan->readtrans) {
+						if ((f = ast_translate(chan->readtrans, f, 1)) == NULL)
+							f = &ast_null_frame;
+						else {
+							/* Copy timestamps from original packet */
+							f->ts = __ts;
+                	                                f->len = __len;
+        	                                        f->seqno = __seqno;
+	                                                ast_set_flag(f, AST_FRFLAG_HAS_TIMING_INFO);
+						}
+					}
+				}
 
 				/* Run generator sitting on the line if timing device not available
 				* and synchronous generation of outgoing frames is necessary       */