Wireless block no uses placed side to orient, this is more natural for it instead of the place based version.

Added Wireless Encoder Gui to the Security Term
Security Term now only accepts Biometric Cards in the config slot.
Added Wireless Block.
Added Wireless Terminal.
Fixed Crash when loading world settings.
Configure slot of Security Block now drops on destruction.

tile/networking/TileWireless.java

@@ -3,6 +3,7 @@ package appeng.tile.networking;
 import java.io.DataInputStream;
 import java.io.DataOutputStream;
 import java.io.IOException;
+import java.util.EnumSet;
 
 import net.minecraft.inventory.IInventory;
 import net.minecraft.item.ItemStack;
@@ -34,9 +35,17 @@ public class TileWireless extends AENetworkInvTile
 
 	public TileWireless() {
 		gridProxy.setFlags( GridFlags.REQUIRE_CHANNEL );
+		gridProxy.setValidSides( EnumSet.noneOf( ForgeDirection.class ) );
 		addNewHandler( new TileWirelessHandler() );
 	}
 
+	@Override
+	public void setOrientation(ForgeDirection inForward, ForgeDirection inUp)
+	{
+		super.setOrientation( inForward, inUp );
+		gridProxy.setValidSides( EnumSet.of( getForward().getOpposite() ) );
+	}
+
 	@MENetworkEventSubscribe
 	public void chanRender(MENetworkChannelsChanged c)
 	{