8/9/2019 ISDN Sample Configuration

1/21

Benefts o ISDN:

ISDN has a built-in call control protocol known as ITU-T Q.931.

ISDN supports call waiting, call forwaring,sp!! ialing

T1 lin! !ncoing ar! "#$S%binar& #-'!ro substitution(, )*I an +1 lin! !ncoing

ar! high-!nsit& bipolar 3%D"3(, )*I

Two main types o CAS are

T1 )S+1 / Trunk

T1 CAS:

Th! t&p! of signaling 0ost co00onl& us! with T1 )S is +* signaling

Th! 0ain isa2antag! of )S signaling is its us! of us!r banwith to p!rfor0

th!s! signaling functions.

Th! 2oic! !2ic! running th! T1 lin! us!s th! !ighth bit on !2!r& sith 4)*+ in

!ach T1 chann!l %DS5( for signalling.

Th!r! ar! /6 4ra0!s in a T1 +t!n!! sup!r 4ra0!, th! proc!ss of signalling

occurs for !2!r& sith fra0!. 1/ fra0!s in sup!r fra0!.

+ach DS7 8 # bits

/6 DS5 8 #/6 :1 bit 8193 bits % 1 bit a! was for fra0ing bit(

Digital T1 lin!s s!n #555 of th!s! 193-bit fra0!s !2!r& s!con

#555193 81.;666*bps

E1 R2

) 0ultifra0! consists of 1< cons!cuti2! /;

8/9/2019 ISDN Sample Configuration

2/21

3. 4ra0!, Ti0! slot 1?@ Signaling for ti0! slots 3 an 19 It go!s on lik! tat

ISDN:

ISDN co0pris!s igital t!l!phon& an ata-transport s!r2ic!s oA!r! b& r!gional

t!l!phon!carri!rs.

ISDN in2ol2!s th! igiti'ation of th! t!l!phon! n!twork, which p!r0its 2oic!,

ata, t!t, graphics, 0usic, 2i!o, an oth!r sourc! 0at!rial to b! trans0itt!

o2!r!isting t!l!phon! wir!s.

In contrast to th! )S an / signaling, which pro2i! onl& DNIS, ISDN oA!rs

aitional suppl!0!ntar& s!r2ic!s such as all Baiting an Do Not Disturb

%DND(.

ISDN applications inclu! high-sp!! i0ag! applications %such as Croup I

facsi0il!(, aitional t!l!phon! lin!s in ho0!s to s!r2! th! t!l!co00uting

inustr&, high-sp!! =l! transf!r, an 2i!o conf!r!ncing. oic! s!r2ic! is also an

application for ISDN.

ISDN "I@ / b!ar!r chann!l%c(: 1 D chann!l %1

8/9/2019 ISDN Sample Configuration

3/21

show network-clocks ----- command in order to verify the clocking

conguration

Singl! 2oic! port r!c!i2ing int!rnal clocking.

Fin! r!c!i2!s th! clock fro0 th! ESTN

on=guration @

Router2(cong)#controller T1 1/

Router2(cong-controller)#framing esf

Router2(cong-controller)#linecoding ami

Router2(cong-controller)#clock source line

Router2(cong-controller)#ds-grou! timeslots 1-12 ty!e e"m-wink-start

Interna! "!o"#in$:

Int!rnal clock suppli!s th! clock to th! E"G

Router1(cong)#controller T1 1/

Router1(cong-controller)#framing crc

Router1(cong-controller)#linecoding hd$%

Router1(cong-controller)#clock source internal

out!r1%con=g-controll!r(Hs5-group ti0!slots 1-1; t&p! !0-wink-start

C!o"# %rioriti&e w'en ('en two %STN Lines are "onne"te)

network-clock-select 1 e1 /

network-clock-select 2 e1 /1

"& !fault BI cars ar! isabl! for r!c!2ing th! clock--so &ou ha2! to

con=gur! which wic car will r!c!i2! th! clocking fro0 ESTN. Co to th! global

con=guration 0o! an t&p! th! co00an as b!low

n!twork-clock-participat! wic 1 %r!c!2ing clock(

8/9/2019 ISDN Sample Configuration

4/21

NOTE: (*ENT(OOR+ORECONTROLLERSARECON,I-RED,ORLINE. ONES*O-LD

BEDESINATEDAST*E%RI+AR/CLOCKSO-RCE0 ITDRIEST*EOT*ERCONTROLLERS

Router(cong-controlle)#clock source line !rimary

Router(cong-controlle)#clock source line secondary 1

Conf$3ration o T1:

DS7 groups@

Dso groups can b! !acti2at! onl& wh!n th! 2oic! port is !acti2at!.

1( D!=n!s th! T1+1 chann!ls for co0pr!ss! 2oic! calls

/( )uto0aticall& cr!at!s a logical 2oic! port

3( D!=n!s th! !0ulat! analog signaling 0!tho th! rout!r us!s to conn!ct to

th! E"G or ESTN

T1 CAS Contro!!er Conf$3ration E4amp!e

+nt!r controll!r con=guration 0o!.

Router(cong)#controller &t1 ' e1 slot/!ort

S!l!ct fra0! t&p! for T1 or +1 lin!.

Not!@ Th! s!r2ic! pro2i!r !t!r0in!s th! fra0ing t&p! that is r!Juir! for &our

T1+1 circuit

T1 Lines:

Router(cong-controller)#framing &sf ' esf

E1 Lines:

Router(cong-controller)#framing &crc ' no-crc *ustralia+

Router(cong-controller)#clock source &line !rimary ' $its+ 'internal ' free-running

8/9/2019 ISDN Sample Configuration

5/21

D!=n! th! T1 chann!ls for us! b& co0pr!ss! 2oic! calls an th! signalling

0!tho th! rout!r us!s to conn!ct to th! E"G or 7.

Router(cong-controller)#ds-grou! ds-grou!-num$er timeslots

timeslot-list service service-ty!e+ ty!e &e"m-fg$ ' e"m-fgd ' e"mimmediate-

start ' fgd-eana ' fgd-os ' f,s-ground-start ' f,s-loo!-start

' none ' r1-itu ' r1-modied ' r1-turkey

Th! s5-group co00an auto0aticall& cr!at!s a logical 2oic! port. Th! r!sulting

logical 2oic! port will b! 15@1, wh!r! 15 is th! 0oul! an slot

nu0b!r an @1 is th! s5-group-nu0b!r argu0!nt &ou assign in this st!p.

;()cti2at! th! controll!r.

Router(cong-controller)#no shutdown

Di$ita! oi"e %ort %arameters

)ft!r s!tting up th! controll!r, &ou can con=gur! 2oic! port para0!t!rs for that

igital

2oic! port. Bh!n &ou sp!ci=! a s5-group, th! s&st!0 auto0aticall& cr!at! a

logical

2oic! port

+nt!r 2oic!-port con=guration 0o!.

Router(cong)#voice-!ort slot/!ortds-grou!-num$er

Router(cong-voice!ort)#c!tone locale

)cti2at! th! 2oic! port.

Router(cong-voice!ort)#no shutdow

8/9/2019 ISDN Sample Configuration

6/21

Conf$3rin$ T1 CAS Tr3n#s: In5o3n) E6+ ,D an) O3t5o3n) ,D EANA

4ollow this proc!ur! to con=gur! a T1 )S igital 2oic! port with inboun an

outboun

)NI@

St!p 1. +nt!r controll!r con=guration 0o!.

Router(cong)#controller T1 //

St!p /. Sp!cif& th! fra0ing for0at.

Router(cong-controller)#framing esf

St!p 3. Sp!cif& lin! coing.

Router(cong-controller)#linecode $.s

St!p 6. on=gur! on! DS5 group to us! ti0! slots 1 to 1/ an +* f!atur!

group-D.

Router(cong-controller)#ds-grou! timeslots 1-12 ty!e e"m-fgd

St!p ;. on=gur! anoth!r DS5 group to us! ti0! slots 13 through /6 an +*

f!atur! group-D +)N).

Router(cong-controller)#ds-grou! 1 timeslots 1%-2 ty!e fgd-eana

hapt!r 6@ E!rfor0ing all Signaling o2!r Digital oic! Eorts /1?

Not! This cr!at!s two 2oic! ports, 555@5 an 555@1.

St!p

8/9/2019 ISDN Sample Configuration

7/21

out!r%con=g-ialp!!r(H!stination-patt!rn 9T

out!r%con=g-ialp!!r(Hport 555@1

E4amp!e T1 CAS Tr3n# Conf$3ration E4amp!e

Router(cong)#controller T1 //

Router(cong-controller)#framing esf

Router(cong-controller)#linecode $.s

Router(cong-controller)#ds-grou! timeslots 1-12 ty!e e"m-fgd

Router(cong-controller)#ds-grou! 1 timeslots 1%-2 ty!e fgd-eana

Router(cong)#dial-!eer voice 1 !ots

Router(cong-dial!eer)#incoming called-num$er 0

Router(cong-dial!eer)#direct-inward-dial

Router(cong)#dial-!eer voice !ots

Router(cong-dial!eer)#destination-!attern T

Router(cong-dial!eer)#!ort //1

E4amp!e E1 R2 Tr3n# Conf$3ration

Router(cong)#controller 31 //

Router(cong-controller)#ds-grou! timeslots 1-%1 ty!e r2-digital r2-

com!elled ani

Router(cong-controller)#cas-custom

Router(cong-ctrl-cas)#country china use-defaults

Router(cong)#dial-!eer voice !ots

Router(cong-dial!eer)#destination-!attern T

Router(cong-dial!eer)#direct-inward-dial

Router(cong-dial!eer)#!ort //

Conf$3ration o ISDN:

8/9/2019 ISDN Sample Configuration

8/21

isn inco0ing-2oic!@ on=gur!s th! int!rfac! to s!n all inco0ing calls to th!

DSE car for proc!ssing

int!rfac! s!rial ---+nt!r 2oic! port con=guration 0o! for th! D chann!l

Router(cong)#isdn switch-ty!e !rimary-4sig

Router(cong)#controller t1 /

Router(cong-controller)#!ri-grou! timeslots 1-2

Router(cong-controller)#interface serial /2%

Router(cong-if)#isdn incoming-voice voice

Conf$3rin$ a %RI Tr3n# E4amp!e

n!twork-clock-participat! wic 5 ----Th! DSE clocking will b! s&nchroni'! with th!

BI in slot 5.

Th! lin! coing for th! +1 controll!r will b! lin!coing a0i-- !fault

out!r/%con=g(Hint!rfac! S!rial555@1;---1< lin! will b! th! signalling chann!l

E!rfor0ing all Signaling o2!r Digital oic! Eorts //;

Router2(cong)#network-clock-!artici!ate wic

Router2(cong)#isdn switch-ty!e !rimary-net

Router2(cong)#controller e1 //

Router2(cong-controller)#!ri-grou! timeslots 1-%1

Router2(cong)#interface 5erial//1

Router2(cong-if)#isdn switch-ty!e !rimary-net Router(cong-if)# isdn

overla!receiving

out!r/%con=g-if(Hisn inco0ing-2oic! 2oic!

8/9/2019 ISDN Sample Configuration

9/21

S3mmary o 7oi"e ports:

Router#show controller T1 1//

Router#show voice ds!

Router#show voice call summary

show 2oic! port su00ar& -----co00an to i!ntif& th! port nu0b!rs of 2oic!

int!rfac!s install! in &our rout!r.

show call acti2! 2oic! ---- co00an to ispla& th! cont!nts of th! acti2! call

tabl!, which shows all th! calls curr!ntl& conn!ct! through th! rout!r or

conc!ntrator.

show call histor& 2oic! ------co00an to ispla& th! cont!nts of th! call histor&

tabl!.

8SI:

+a0pl! Clobal QSIC Support on=guration for "I

Router(cong)#isdn switch-ty!e $asic-4sig

+a0pl! Clobal QSIC Support on=guration for EI

Router(cong)#isdn switch-ty!e !rimary-4sig

Sp!cif& th! car t&p! %T1 or +1( at th! sp!ci=! slot so th! rout!r pro2i!s

su>ci!nt DSE r!sourc!s.

Router(cong)#card ty!e t1

E4amp!e 8SI o7er %RI Intera"e Conf$3ration

Router(cong)#controller t1 /1

Router(cong-controller)#!ri-grou! timeslots 1-2

Router(cong)#interface serial /12%

Router(cong-if)#isdn switch-ty!e !rimary-4sig

8/9/2019 ISDN Sample Configuration

10/21

Router(cong-if)#isdn !rotocol-emulate user

E4amp!e 8SI o7er BRI Conf$3ration

Router(cong)#interface $ri 1/1

Router(cong-if)#isdn layer1-emulate user

Router(cong)#interface $ri 1/1

Router(cong-if)#isdn layer1-emulate network

Router(cong-if)#isdn incoming-voice voice

Router(cong-if)#isdn !rotocol-emulate user

Router(cong)#interface $ri 1/1

Router(cong-if)#isdn !rotocol-emulate network

3,am!le show isdn status 6ommand

out!rHshow isn status

Th! show isn status co00an shows tat Fa&!r 1 8acti2! an la&!r/8K*UFTIEF+L4)*+L+ST)"FIS+DK inicat!s that th!r! is no

probl!0 with la&!r 1 an /

If a T+ILUN)SSICN+D or )B)ITINCL+ST)"FIS*+NT stat! is r!port!, 2!rif& th!

con=guration

Clobal ISDN Switcht&p! 8 pri0ar&-Jsig

ISDN S!rial511@/3 int!rfac!

sl 5, int!rfac! ISDN Switcht&p! 8 pri0ar&-Jsig

Sla2! si! con=guration

Fa&!r 1 Status@

)TI+

Fa&!r / Status@

8/9/2019 ISDN Sample Configuration

11/21

T+I 8 5, !s 8 1, S)EI 8 5, Stat! 8 *UFTIEF+L4)*+L+ST)"FIS+D

Fa&!r 3 Status@

5 )cti2! Fa&!r 3 all%s(

)cti2! sl 5 "s 8 5

Th! 4r!! hann!l *ask@ 555555555

Nu0b!r of F/ Discars 8 5, F/ S!ssion ID 8 5

Total )llocat! ISDN "s 8 5

CON,I-RATION O, T1

Mou shoul g!t th! following !tails fro0 th! s!r2ic! pro2i!r

1( 4ra0ing

/( Fin! coing

3( lock sourc!

C'e"# 3sin$ 5e!ow "omman)s

show controller t1 ---7only shows the 31 or T1 and also the !ort/slot

connected0

show voice !ort summary

show i! int $rief

T1 "onf$3ration:

conf t

controller t1 /1/ (slot/su$-unit/!ort)

framing esf

linecode $.s

clock source line

8/9/2019 ISDN Sample Configuration

12/21

no shutdown

CAS Di$ita! Conne"tions:

T1 88/6DS5 %Digital s!r2ic! l!2!l(

1 DS7 8

8/9/2019 ISDN Sample Configuration

13/21

Conf$3re t'e Intera"e;seria! ports