diff --git a/include/patty/ax25.h b/include/patty/ax25.h
index aaa8408..396c426 100644
--- a/include/patty/ax25.h
+++ b/include/patty/ax25.h
@@ -32,9 +32,36 @@ typedef struct _patty_ax25_address {
 #define PATTY_AX25_CONTROL_SUPER(c) \
     ((c & 0x03) == 0x01)
 
+#define PATTY_AX25_CONTROL_SUPER_RR(c) \
+    ((c & 0x0f) == 0x01)
+
+#define PATTY_AX25_CONTROL_SUPER_RNR(c) \
+    ((c & 0x0f) == 0x05)
+
+#define PATTY_AX25_CONTROL_SUPER_REJ(c) \
+    ((c & 0x0f) == 0x09)
+
 #define PATTY_AX25_CONTROL_UNNUMBERED(c) \
     ((c & 0x03) == 0x03)
 
+#define PATTY_AX25_CONTROL_UNNUMBERED_SABM(c) \
+    (((c & 0xe0) == 0x10) && ((c & 0x0f) == 0x0f))
+
+#define PATTY_AX25_CONTROL_UNNUMBERED_DISC(c) \
+    (((c & 0xe0) == 0x20) && ((c & 0x0f) == 0x03))
+
+#define PATTY_AX25_CONTROL_UNNUMBERED_DM(c) \
+    (((c & 0xe0) == 0x00) && ((c & 0x0f) == 0x0f))
+
+#define PATTY_AX25_CONTROL_UNNUMBERED_UA(c) \
+    (((c & 0xe0) == 0x30) && ((c & 0x0f) == 0x03))
+
+#define PATTY_AX25_CONTROL_UNNUMBERED_FRMR(c) \
+    (((c & 0xe0) == 0x40) && ((c & 0x0f) == 0x07))
+
+#define PATTY_AX25_CONTROL_UNNUMBERED_UI(c) \
+    (((c & 0xe0) == 0x00) && ((c & 0x0f) == 0x02))
+
 #define PATTY_AX25_CONTROL_SEQ_SEND(c) \
     ((c & 0x0e) >> 1)