sip trunking

[trtrtrtrtrtrt]

how can i configure sip trunk to carry out dial number from elastix to isdn
connections (elastix)>>>sip-trunk>>(hipath 4000 v3)>>>E1>>>(isdn)
the trunk is configured but all out-dial numbers configured using dahdi trunk.
hipath using pins to access out dial numbers

 

[trtrtrtrtrtrt]

ODR for this route as

1 ECHOALL
2 END

 

[sbcsu]

In the LDAT is where the choice of outbound trunks is made.
If you DIS-LDAT;
you will see all the ways of outbound dialling there