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Tbcc1 3#500 %$1500 @1(>+&@.)

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>"+"%)')1$$ED"-&4ALLOCATION

>+&"@1$$ED"-&4ALLOCATION COMPLETE,ALLOCATION REJECT &8&MDU-BCC (De-allocationrequest)

>$/#$+-)42"+"%)')ALLOCATION &2"+"A)261(#)=@"+)?bcc1

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>"+"%)')1$$ED"-&4DE-ALLOCATION

>+&"@1$$ED"-&4DE-ALLOCATION COMPLETE,DE-ALLOCATION REJECT

>$/#$+-)42"+"%)')DE-ALLOCATION &2"+"A)261(#)=@"+)Tbcc2

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>"+"%)')1$$ED"-&4DE-ALLOCATION

>+&"@1$$ED"-&4DE-ALLOCATION COMPLETE,DE-ALLOCATION REJECT

>$/#$+-)42"+"%)')DE-ALLOCATION &

2"+"A)261(#)=@"+)Tbcc3

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>+&"@1$$ED"-&4AN FAULT ACKNOWLEDGE

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-U3C?

? AN_? LE_? V3_J>C

ALLOCATION

ALLOCATIONCOMPLETE

MDU-.**

(allocation_in

d)

MDU-.**

(allocation_re

sp_complete)

?/111

?/111 MDU-.**

(allocation_request)

MDU-.**

(allocation_confirm)

Dial Tone 3#/"#:?*

AN_RM AN_ .** LE_.** LE_RM

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C&1. 8.2. K1;$%4D&=/0A$/. J$+@)89-)42+$7"%6+)

>3C?

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AN_? LE_?

V3_J>C

ALLOCATION

ALLOCATION

COMPLETE

MDU-.**(allocation_in

d)

MDU-.**

(allocation_resp_complete)

?/111

?/111 MDU-.**


MDU-.**



?1

FE-line_signal

(Cadenced_ringing) ESTABLISH

(Cadenced_ringing)

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FE-line_signal

(on_hook)SIGNAL

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DISCONNECT

FE-line_signal

(on_hook)

FE-disconnect_request

AN_? LE_?

DISCONNECT COMPLETE FE-disconnect_compl_ind

DE-ALLOCATION

DE-ALLOCATIONCOMPLETE

MDU-.**

(deallocation_ind)

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?/113

?/113 MDU-.**

(deallocation_request)

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DEALLOCATION

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(deallocation_ind)

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?/113 MDU-.**

(deallocation_request

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FE-line_signal

(on_hook) SIGNAL

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DISCONNECT

FE-line_signal

(on_hook)

FE-disconnect_request

DISCONNECT COMPLETE FE-disconnect_compl_ind

:E$-"-#:

(on_hook)

AN_? LE_?

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V3_J>C

ALLOCATION

ALLOCATION

COMPLETE

MDU-.**(allocation_in)

d)

MDU-.**


?/111

?/111 MDU-.**


MDU-.**



FE-subscriber_seize

(off_hook)

ESTABLISH_ACK

FE-establish_request

(Cadenced_ringing)

FE-establish_ack

LE &G-$+&+6"#

Dial Tone

ESTABLISH

(off_hook)

ESTABLISH

(Cadenced_ringing)

1$$ED"-&"

C&1. 8.6. .1#+"'-$"A)-4#&". >+&$+"#/;$%4D"G$/0A$/), LE_ISDN 2$+#

SETUP (B)

AN_ISDN-2$+#

ALLOCATION (B1)

ALLOCATIONCOMPLETE


d)

MDU-.**


?/111

?/111 MDU-.**


MDU-.**



LE_ISDN-2$+#

SETUP ACK &8&%+6G$"1$$ED"-&"(B1)

C&1. 8.7. K1;$%4D&=ISDN /0A$/. J$+@)89-)42+$7"%6+)

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ALERTING (&8&%+6G$"1$$ED"-&")

AN_ISDN-2$+#

ALLOCATION

ALLOCATION

COMPLETE


d)

MDU-.**


?/111

?/111 MDU-.**


MDU-.**



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!"#$%&'()V5 61N)-4#&"11 >+"$E+)A$/)-&"2+$#$($8$/&-#"+.

CALL PROCEEDING

CONNECT

SIGNAL/ Steady-signal:on-hook

SIGNAL/Digit-signal:Digit N

SIGNAL ACK

ALERTING (PROGRESS)

CONNECT ACK

DISCONNECT (Cause 16)

DISCONNECT

RELEASE COMPLETEDISCONNECTCOMPLETE

DE-ALLOCATION (B1)

DE-ALLOCATIONCOMPLETE (REJECT)

C:NR3.3CJ3L*3*?3WJKL

C&16-$(11.2. .0A$/(1/$E$%-$@6)E$-"-#6. F"()%-0=($%. 3#E$=)E$-"-#):

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2+$#$($80 &-#"+

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