Wink Start & Delay Dial Signaling

November 2009 278

Figure 25. Wink Start and Delay Dial – Incoming Call Timing
IISDN SMI MESSAGES: L4L3mALERTING_REQUEST or L4L3mPROGRESS_REQUEST L4L3mCONNECT_REQUEST
L3L4mPRE_SEIZE L3L4mSETUP_IND
IISDN TIMERS:
hooktimer_onhook_rls
modified_in_rls_timer
hooktimer_onhk_mod_in_rls
critical_time
r
hooktimer_maxmake
hooktimer_minmake
hooktimer_maxbrea
k
hooktimer_minbreak
first_indigit_timer
dptimer_immed_dela
y
dptimer_post_wink
dptimer_wink
dptimer_prewink
delayed_wink_timer
hooktimer_offhook_inseize
RECEIVE HOOKSWITCH:
TRANSMIT HOOKS W ITCH:
NOTE: This diagram is designed to give the reader a general understanding of the sequence of events f or this robbed
bit protocol over time. The timers and spacing on this graph are not propor tional to the actual events that occur. Revised 10-Nov-9
8
Revision 1.
3
DP Digit "2" DP Digit "1"
RECEIVED TRANSMITTED Revised 20-Oct-03Rev 1.4