Figure 310 Basic ISDN Call

Local isdn Exchange

TE-A

TE-b

[jlicalprc

IT] SETUP

T1 ALERT

I 4 ALERT

[6j Ringing Tone _8j CONN

conack

<-

ph conn

E

J^DISC

rh disc

HiJrlse

RLSE

Erlcom

rlcom

0 0

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