diff --git a/src/wmbus_cul.cc b/src/wmbus_cul.cc
index fe950b7..6d00981 100644
--- a/src/wmbus_cul.cc
+++ b/src/wmbus_cul.cc
@@ -144,13 +144,10 @@ void WMBusCUL::setLinkModes(LinkModeSet lms)
     msg[3] = 0xa;
     msg[4] = 0xd;
 
-    serial()->send(msg);
-    usleep(1000*100);
-
     verbose("(cul) set link mode %c\n", msg[2]);
-    bool sent = serial()->send(msg);
     sent_command_ = string(&msg[0], &msg[3]);
     received_response_ = "";
+    bool sent = serial()->send(msg);
 
     if (sent) waitForResponse();
 
@@ -298,10 +295,6 @@ FrameStatus WMBusCUL::checkCULFrame(vector<uchar> &data,
     }
     if (eolp >= data.size()) return PartialFrame;
 
-    // We got a full line, but if it is too short, then
-    // there is something wrong. Discard the data.
-    if (data.size() < 10) return ErrorInFrame;
-
     if (data[0] != 'b')
     {
         // C1 and T1 telegrams should start with a 'b'
diff --git a/src/wmbus_im871a.cc b/src/wmbus_im871a.cc
index 6494952..f4d49ec 100644
--- a/src/wmbus_im871a.cc
+++ b/src/wmbus_im871a.cc
@@ -394,6 +394,7 @@ FrameStatus WMBusIM871A::checkIM871AFrame(vector<uchar> &data,
 {
     if (data.size() == 0) return PartialFrame;
     if (data[0] != 0xa5) return ErrorInFrame;
+    if (data.size() < 4) return PartialFrame;
 
     int ctrlbits = (data[1] & 0xf0) >> 4;
     if (ctrlbits & 1) return ErrorInFrame; // Bit 1 is reserved, we do not expect it....
diff --git a/utils/Analyze.java b/utils/Analyze.java
index 33b9536..9acb909 100644
--- a/utils/Analyze.java
+++ b/utils/Analyze.java
@@ -13,22 +13,26 @@ public class Analyze {
                                             args[0]));
             String prevline = reader.readLine();
             String line = reader.readLine();
-            while (line != null) {
-                if (line.indexOf(match) >= 0) {
+            while (line != null)
+            {
+                if (line.indexOf(match) >= 0)
+                {
                     boolean space = false;
-                    for (int i=0; i<line.length()-4; i+=2) {
+                    for (int i=0; i<line.length()-4; i+=2)
+                    {
                         if (i < prevline.length()-1 && i < line.length()-1 &&
                             line.charAt(i) == prevline.charAt(i) &&
                             line.charAt(i+1) == prevline.charAt(i+1))
                         {
                             space = true;
+                            System.out.print("  ");
                         }
                         else
                         {
-                            if (space) {
+                            /*if (space) {
                                 System.out.print(" ("+i/2+")");
                                 space = false;
-                            }
+                                }*/
                             System.out.print(line.charAt(i));
                             System.out.print(line.charAt(i+1));
                         }