November 2009

306

Figure 40. FXO Loop Start – Outgoing Call Timing Diagram

IISDN SMI MESSAGES:

L4L3mCALL_REQUEST

 

 

L3L4mPROGRESS

L3L4mCONNECT

IISDN TIMERS:

 

 

modified_out_rls_timer

 

 

hooktimer_onhk_mod_out_rls

 

 

no_ringing_timer

 

 

ringing_timer

 

 

RECEIVED BITS,

 

 

A Bit

 

 

B Bit

 

 

TRANSMITTED

 

NOTE: No digits are collected on the far end in this mode.

A Bit

 

 

B Bit

 

 

NOTE: This diagram is designed to give the reader a general understanding of the sequence of events for this robbed

bit protocol over time. The timers and spacing on this graph are not proportional to the actual events that occur.

Revised 10-Nov-98

Revision 1.3

Loop Start Signaling

Page 306
Image 306
Dialogic 6.2 manual FXO Loop Start Outgoing Call Timing Diagram, November 306