0x0065 SCLC (SCCP Connectionless Control)
0x0066 SCRC (SCCP Routing Control)
0x0067 SUSI (SCCP User Interface)
0x0068 SPPC (Signaling Point Prohibited Control)
0x0069 SPAC (Signaling Point Allowed Control)
0x006A SPCC (Signaling Point Congestion Control)
0x006B SSPC (Subsystem Prohibited Control)
0x006C SSAC (Subsystem Allowed Control)
0x006D SSTC (Subsystem Status Test Control)
0x6E B CST (Broadcast)
0x006F LBCS (Local Broadcast)