AT&T DS1/DMi/ISDN-PRI manual Ndm-I, Isdn/Pri

				TRUNK TYPE AND SIGNALING TYPE COMPATIBILITY TABLES							D-5
Trunk Type	EQU	Feature	Direction	Default Signaling	EQU	A1	A 2	A3	A4	Description
dtlpdm	102	NA	2-way	s_channel_signaling	18					pooled data module
										trunk for modem pool
dtlha2w	103	NA	2-way	s_channel_signaling	18					host access
										trunk, 2-way, pim
dtlhaop	104	NA	2-way	s_channel_signaling	18					host access
										trunk off-premises, dtim
dtlap32	105	NA	2-way	s_channel_signaling	18					host access
										trunk, ap32
dtleia	106	NA	2-way	s_channel_signaling	18					host access
										trunk, eia
dtlisn	107	NA	2-way	s_channel_signaling	18					host access
										trunk, isn
dmi_a_wa	108	NA	2-way	em_ws_in_is_out	5	20				dmi a-bit,
										wink in/auto out
dmi_a_ww	109	NDM-I	2-way	em_ws_in_wdd_out	11	20				dmi a-bit,
										2-way wink start
	110									reserved for dtl trunks
	111									reserved for dtl trunks
	112									reserved for dtl trunks
	113									reserved for dtl trunks
	114
										reserved for dtl trunks
	115
dmi_a_ww										reserved for dtl trunks
	116
										reserved for dtl trunks
dtlresv	117									name defined for range
										check only
isdn_dyn	120	ISDN/PRI	2-way	dmi_isdn_mos	20					isdn dynamic trunk

Table D-2,R2V4 Alternate Signaling Type Translations, translates, where needed, the R2V4 alternate signaling type for each trunk type. This allows the table D-3,Signaling Type Compatibility, to be used for compatibility checks. Only trunk/signaling type pair requiring translation are given.