diff --git a/smack-experimental/src/main/java/org/jivesoftware/smackx/jingle_filetransfer/JingleFileTransferManager.java b/smack-experimental/src/main/java/org/jivesoftware/smackx/jingle_filetransfer/JingleFileTransferManager.java
index 63267c204..d689dbd0b 100644
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/jingle_filetransfer/JingleFileTransferManager.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/jingle_filetransfer/JingleFileTransferManager.java
@@ -17,6 +17,7 @@
 package org.jivesoftware.smackx.jingle_filetransfer;
 
 import java.io.File;
+import java.io.FileInputStream;
 import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
@@ -40,6 +41,7 @@ import org.jivesoftware.smackx.jingle.component.JingleContent;
 import org.jivesoftware.smackx.jingle.component.JingleSession;
 import org.jivesoftware.smackx.jingle.component.JingleTransport;
 import org.jivesoftware.smackx.jingle.element.JingleContentElement;
+import org.jivesoftware.smackx.jingle.transport.jingle_ibb.JingleIBBTransport;
 import org.jivesoftware.smackx.jingle.util.Role;
 import org.jivesoftware.smackx.jingle_filetransfer.adapter.JingleFileTransferAdapter;
 import org.jivesoftware.smackx.jingle_filetransfer.component.JingleFile;
@@ -106,25 +108,9 @@ public final class JingleFileTransferManager extends Manager implements JingleDe
             throw new IllegalArgumentException("File MUST NOT be null and MUST exist.");
         }
 
-        if (!ServiceDiscoveryManager.getInstanceFor(connection()).supportsFeature(to, getNamespace())) {
-            throw new SmackException.FeatureNotSupportedException(getNamespace(), to);
-        }
+        FileInputStream fi = new FileInputStream(file);
 
-        JingleSession session = jingleManager.createSession(Role.initiator, to);
-
-        JingleContent content = new JingleContent(JingleContentElement.Creator.initiator, JingleContentElement.Senders.initiator);
-        session.addContent(content);
-
-        JingleOutgoingFileOffer offer = new JingleOutgoingFileOffer(file, metadata);
-        content.setDescription(offer);
-
-        JingleTransportManager transportManager = jingleManager.getBestAvailableTransportManager(to);
-        JingleTransport<?> transport = transportManager.createTransportForInitiator(content);
-        content.setTransport(transport);
-
-        session.sendInitiate(connection());
-
-        return offer;
+        return sendStream(fi, metadata, to);
     }
 
     public OutgoingFileOfferController sendStream(final InputStream stream, JingleFile metadata, FullJid recipient) throws SmackException.FeatureNotSupportedException, XMPPException.XMPPErrorException, SmackException.NotConnectedException, InterruptedException, SmackException.NoResponseException {
@@ -142,6 +128,10 @@ public final class JingleFileTransferManager extends Manager implements JingleDe
         content.setDescription(outgoingFileOffer);
 
         JingleTransportManager transportManager = jingleManager.getBestAvailableTransportManager(recipient);
+        if (transportManager == null) {
+            //At least Jingle IBB should be supported.
+            throw new SmackException.FeatureNotSupportedException(JingleIBBTransport.NAMESPACE, recipient);
+        }
         JingleTransport<?> transport = transportManager.createTransportForInitiator(content);
         content.setTransport(transport);
 
diff --git a/smack-experimental/src/main/java/org/jivesoftware/smackx/jingle_filetransfer/component/JingleIncomingFileOffer.java b/smack-experimental/src/main/java/org/jivesoftware/smackx/jingle_filetransfer/component/JingleIncomingFileOffer.java
index d8f0bf5ef..fcf673785 100644
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/jingle_filetransfer/component/JingleIncomingFileOffer.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/jingle_filetransfer/component/JingleIncomingFileOffer.java
@@ -64,13 +64,17 @@ public class JingleIncomingFileOffer extends AbstractJingleFileOffer implements
             throw new IllegalStateException("Target OutputStream is null");
         }
 
-        state = State.active;
+        if (state == State.negotiating) {
+            state = State.active;
+        } else {
+            return;
+        }
 
         HashElement hashElement = metadata.getHashElement();
         MessageDigest digest = null;
         if (hashElement != null) {
             digest = HashManager.getMessageDigest(hashElement.getAlgorithm());
-            LOGGER.log(Level.INFO, "File offer had checksum: " + digest.toString());
+            LOGGER.log(Level.INFO, "File offer had checksum: " + digest.toString() + ": " + hashElement.getHashB64());
         }
 
         LOGGER.log(Level.INFO, "Receive file");
@@ -87,6 +91,9 @@ public class JingleIncomingFileOffer extends AbstractJingleFileOffer implements
             int read = 0;
             byte[] bufbuf = new byte[4096];
             while ((length = inputStream.read(bufbuf)) >= 0) {
+                if (getState() == State.cancelled) {
+                    break;
+                }
                 target.write(bufbuf, 0, length);
                 read += length;
                 LOGGER.log(Level.INFO, "Read " + read + " (" + length + ") of " + metadata.getSize() + " bytes.");
diff --git a/smack-experimental/src/main/java/org/jivesoftware/smackx/jingle_filetransfer/component/JingleOutgoingFileOffer.java b/smack-experimental/src/main/java/org/jivesoftware/smackx/jingle_filetransfer/component/JingleOutgoingFileOffer.java
index fc65c4ce4..0ba627fa3 100644
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/jingle_filetransfer/component/JingleOutgoingFileOffer.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/jingle_filetransfer/component/JingleOutgoingFileOffer.java
@@ -67,6 +67,9 @@ public class JingleOutgoingFileOffer extends AbstractJingleFileOffer implements
             byte[] buf = new byte[8192];
 
             while (true) {
+                if (getState() == State.cancelled) {
+                    break;
+                }
                 int r = source.read(buf);
                 if (r < 0) {
                     break;
@@ -80,7 +83,7 @@ public class JingleOutgoingFileOffer extends AbstractJingleFileOffer implements
         } catch (IOException e) {
             LOGGER.log(Level.SEVERE, "Exception while sending file: " + e, e);
         } finally {
-
+            state = State.ended;
             try {
                 source.close();
             } catch (IOException e) {