Three PBX connected by two IAX2 trunks : A----B----C
Outbound routes are responsible of routing
AtoB , BtoA , BtoC and CtoB internal calls , name and number of extension is displayed on called phone.
AtoC and CtoA calls , the TRUNK Outbound CallerID is displayed on called phone.
What to check to make CLI displayed between A and C systems ??