ISDN

0x0005 L3P Call Control*

0x0006 L3P D Channel Control

0x0007 L3P B Channel Control

0x0008 L3 Call Reference

0x0009 L3 Global Call Reference

0x000A L3 D Channel Control

0x000B L3 B Channel Control

0x0091 V5 L3P PSTN

0x0092 V5 L3P BCC

0x0093 V5 L3P Manager