R2 COURSE Jaime Silva MAYO 2001 PRELIMINARY Based on Q.400 Series ITU-T Recommendations R2 COURSE

R2 COURSE

Jaime Silva MAYO 2001PRELIMINARY

Based on Q.400 Series ITU-T Recommendations

R2

COURSE

R2 COURSE


Based on Q.400 Series ITU-T Recommendations

R2 Course

ACCESS AND INTER SWITCHES PROTOCOLS

R2 OVERVIEW

LINE SIGNALLING

REGISTER SIGNALLING

SIGNALLING PROCEDURES

R2 COURSE

Jaime Silva MAYO 1996

WIRELESS NETWORKS

SENALIZACION :

INTERCAMBIO DE DATOS ENTRE CENTRALES DE CONMUTACIONCON EL FIN DE ESTABLECER UNA COMUNICACION ENTRE USUARIOS, O PARA OFRECERLES FACILIDADES O SERVICIOSESPECIALES

PRELIMINARY

R2 COURSE


R2 Course

ACCESS AND INTER SWITCHES PROTOCOLS

- CAS protocols (R1, R2) - DSS1 protocols (BRI, PRI) - CCS7 with ISUP

R2 COURSE


WIRELESS NETWORKS

SENALIZACION ASOCIADA AL CANAL

(PER TRUNK SIGNALLING, PTS)

- SENALES DE LINEA

- SENALES DE REGISTRO

(LINK - BY - LINK, END - TO - END)

SENALIZACION POR CANAL COMUN

- MENSAJES ESTRUCTURADOS QUE VIAJAN A TRAVES DE RED DE SENALIZACION

LINK - BY - LINK

R2 MFC - LME

CCS # 7

- ANALOGICO- DIGITAL

R1CCITT-5

( TUP and ISUP )

PRELIMINARY

R2 COURSE


WIRELESS NETWORKS

SENALIZACION R2 (MFC-LME ) CON SISTEMA DIGITAL ( PCM ) DE MULTIPLEXENTRE CENTRALES

LAS SENALES DE REGISTRO VAN POR EL MISMO CANAL TELEFONICO POR DONDE HABLAN LOS USUARIOS CUANDO QUEDE ESTABLECIDA LA COMUNICACION.

LAS SENALES DE LINEA CORRESPONDIENTES A CADA 30 CANALES, VIAJAN MULTIPLEXADASPOR EL CANAL 16 DE CADA CIRCUITO

PRELIMINARY

CANAL 16CANAL 16 CANAL 16

CANAL 16 CANAL 16

CANAL 16 CANAL 16

R2 COURSE


WIRELESS NETWORKS

SP

SP

SP SP SP

SP

SENALIZACION POR CANAL COMUN

SE TRATA DE UNA RED DE DATOS DE SENALIZACION SUPERPUESTA SOBRE

LA RED DE CONMUTACION DE CIRCUITOS

CIRCUITOS DE SENALIZACION ASOCIADOS A CIRCUITOS DE VOZ

PRELIMINARY

R2 COURSE


WIRELSS NETWORKS

SP

SP

SP SP SP

SP

SENALIZACION POR CANAL COMUN CON STP

STP

SP = SIGNALLING POINT

STP = SIGNALLING TRANSFER POINT

SENALIZACION CUASIASOCIADA

R2 COURSE


PBX(Concentration)

AN

LEAN = Access NetworkLE = Local Exchange

E1

R2 COURSE


LE LE = Local ExchangeNE = National Exchange

E1

NE

R2 COURSE


PBX(Concentration)

AN


E1

E1

E1

R2 COURSE


LE LE = Local ExchangeNE = National Exchange

E1

E1

E1

NE

R2 COURSE


R2 Course

R2 SIGNALLING

- LINE SIGNALLINGTo indicate the status of the handsets (Out band signals)

- REGISTER SIGNALLING

To send the dialing informationand the call progress(In band signals)

R2 COURSE


R2 Course

LINE SIGNALLING

- ANALOG - DIGITAL

R2 COURSE


PBX (AN)LEAN = Access Network

LE = Local Exchange

Chan 1

Chan 16

Chan 31

Line Signalling

Register Signalling

FDM

R1 or R2 Signalling System (Analog Line Signalling)R1 or R2 Signalling System (Analog Line Signalling)

R2 COURSE


PBX (AN)LEAN = Access Network

LE = Local Exchange

Chan 1

Chan 16

Chan 31

Line Signalling

Register Signalling

E1PCM

R1 or R2 Signalling SystemR1 or R2 Signalling System (Digital Line Signalling)

R2 COURSE


AN


E1

E1

E1

R1 or R2 Signalling SystemR1 or R2 Signalling System

Line Signalling

Register Signalling

R2 COURSE


AN


E1R2 Signalling System - Call SetupR2 Signalling System - Call Setup

Line SignallingRegister Signalling

SeizureSeizure-Ack

Digit (Group I) A1 (Group A) Digit (Group I) A1 (Group A)

Digit (ST) (Group I) A3 (Group A) Cat (Group II) B1 (Group B)Ring Back Tone

Answer

CONVERSATION

R2 COURSE


AN


E1R2 Signalling System - Call ReleaseR2 Signalling System - Call Release


CONVERSATION

Clear Forward

Clear Backward

Released

R2 COURSE


AN LE

E1R2 Signalling System R2 Signalling System

300 3400 4000 HZ0

LINESIGNALLING

REGISTERSIGNALLING

3.825 Hz (TONE-ON, TONE-OFF)

(Analog Line Signalling)

R2 COURSE


WIRELESS NETWORKS

PRELIMINARY

R2 SIGNALLING

LINE SIGNALLING - ANALOG VERSION (Q.411 Recommendation)

State or the Circuit FORWARD BACKWARD

SEIZED Tone - off Tone - on

ANSWERED Tone - off Tone - off

CLEAR - BACK Tone - off Tone - on

RELEASE Tone - on Tone – on or off

BLOCKED Tone - on Tone - off

IDLE Tone - on Tone - on

Line Signalling Condition

R2 COURSE


AN LE


300 3400 HZ0

LINESIGNALLING

REGISTERSIGNALLING

(Digital Line Signalling)

16

abcd

64 Kbps

PCM ( E1 ) COURSE

Jaime Silva AUGUST 2000

NORTEL NETWORKS

PRELIMINARY

0 1 2 15 16 17 29 30 31TimeSlots

Encoded speech signalsor data signals 1 to 15

Encoded speech signalsor data signals 16 to 30

LINE SignallingInformation

125 uSec256 bits

8 bits ( 3,9 uSec. )1 bit = 0,49 uSec.

ONE PCM ( E1 ) FRAMEONE PCM ( E1 ) FRAME

PCM ( E1 ) COURSE

Jaime Silva

NORTEL NETWORKS

PRELIMINARY

FRAME 0 FRAME 1 FRAME 15

0 0

CAS Signalling in a2 Mbit/s System (2/2)

CAS Signalling in a2 Mbit/s System (2/2)

Signalling Frame

a b c d a b c d 0 0 0 0 X Y X X a b c d a b c d

MultiframeAlignmentSignal

Not multifr.AlignmentSignal

Signalling Words Signalling Words

Channel Channel 1 17

Channel Channel 15 31

a b c d = 1 0 0 1 for IDLE channel0 0 0 0 = Multiframe Alignment Signal X = Reserved bit Y = Distant Multiframe Alarm bit

16 16 16

Signallingtime slots

0 1 15

R2 COURSE


WIRELESS NETWORKS

PRELIMINARY

R2 SIGNALLINGLINE SIGNALLING - DIGITAL VERSION (Q.421 Recommendation)

State of the Circuit FORWARD BACKWARD

a b a b

IDLE / RELEASED 1 0 1 0

SEIZED 0 0 1 0

SEIZURE ACK 0 0 1 1

ANSWERED 0 0 0 1

CLEAR - BACK 0 0 1 1

CLEAR - FORWARD 1 0 0 o 1 1

BLOCKED 1 0 1 1

SIGNALLING CODE

R2 COURSE


R2 Course

REGISTER SIGNALLING

- Without ANI information - With ANI information

R2 COURSE


AN LE


REGISTERSIGNALLING

(REGISTER Signalling)

16

300 3400 HZ0

FORWARD SIGNALS : Group I, Group II

300 3400 HZ0

BACKWARD SIGNALS : Group A, Group B, Group C

R2 COURSE


AN LE

E1R2 Signalling System R2 Signalling System (REGISTER Signalling)

16

300 3400 HZ

FORWARD Signals : Group I, Group II

SIGNAL FREQUENCIES (Hz):

1380 1500 1620 1740 1860 1980

Q.441 Recommendation

R2 COURSE


AN LE


16

300 3400 HZ


SIGNAL 1380 1500 1620 1740 1860 1980

1 X X

2 X X 3 X X

4 X X 5 X X 6 X X

7 X X 8 X X 9 X X 10 X X

11 X X 12 X X 13 X X 14 X X 15 X X


R2 COURSE


AN LE


16

300 3400 HZ

BACKWARD Signals : Groups A, B, C

SIGNAL FREQUENCIES (Hz):

540 660 780 900 1020 1140


R2 COURSE


AN LE


16

300 3400 HZ


SIGNAL 1140 1020 900 780 660 540

1 X X

2 X X 3 X X

4 X X 5 X X 6 X X

7 X X 8 X X 9 X X 10 X X

11 X X 12 X X 13 X X 14 X X 15 X X


R2 COURSE


AN LE


16

300 3400 HZ


SIGNAL MEANING OF THE SIGNAL

I-1 Digit 1

I-2 Digit 2 I-3 Digit 3

I-4 Digit 4 I-5 Digit 5 I-6 Digit 6

I-7 Digit 7 I-8 Digit 8 I-9 Digit 9 I-10 Digit 0

I-11 Reserved I-12 Reserved I-13 Reserved I-14 Reserved I-15 End of Digits

GROUP I Signals

Colombian Specification

R2 COURSE


AN LE


16

300 3400 HZ



I-1 Digit 1

I-2 Digit 2 I-3 Digit 3

I-4 Digit 4 I-5 Digit 5 I-6 Digit 6

I-7 Digit 7 I-8 Digit 8 I-9 Digit 9 I-10 Digit 0

I-11 Access to incoming Operator I-12 Access to delay Operator I-13 Access to Test Equipment I-14 Incoming half echo suppressor req. I-15 End of Pulsing

GROUP I Signals


R2 COURSE


AN LE


16

300 3400 HZ



II-1 Reserved

II-2 Ordinary Subscriber II-3 Payphone

II-4 Immediate Charge II-5 Reserved II-6 Test Equipment

II-7 Reserved II-8 Reserved II-9 Reserved II-10 Reserved

II-11 Reserved II-12 Reserved II-13 Reserved II-14 Reserved II-15 Reserved

GROUP II SignalsCalling Party Category


R2 COURSE


AN LE


16

300 3400 HZ



II-1 Subscriber without priority (natl)

II-2 Subscriber with priority (natl) II-3 Maintenance Equipment (natl)

II-4 Spare (natl) II-5 Operator (natl) II-6 Data Transmission (natl)

II-7 Subscriber (or operator w/o FOT) II-8 Data Transmission (intl) II-9 Subscriber with priority (intl) II-10 Operator with FOT (intl)

II-11 Reserved II-12 Reserved II-13 Reserved II-14 Reserved II-15 Reserved

GROUP II Signals


Calling Party Category

R2 COURSE


AN LE


16

300 3400 HZ



A-1 Send Next Digit

A-2 Send First Digit A-3 Send Group II, change to receive B

A-4 Congestion A-5 Reserved A-6 Send Group II, change to receive C

A-7 Reserved A-8 Reserved A-9 Reserved A-10 Reserved

A-11 Reserved A-12 Reserved A-13 Reserved A-14 Reserved A-15 Reserved

GROUP A Signals


R2 COURSE


AN LE


16

300 3400 HZ



A-1 Send Next Digit

A-2 Send Last but one A-3 Address Comp., change to receive B

A-4 Congestion in national network A-5 Send Group II A-6 Address Complete, Charge

A-7 Send Last but two A-8 Send Last but three A-9 Reserved A-10 Reserved

A-11 Send Country Code indicator A-12 Send Language or discrim. digit A-13 Send Nature of Circuit A-14 Send requirements of half echo supp. A-15 Congestion in intnl. network

GROUP A Signals


R2 COURSE


AN LE


16

300 3400 HZ



B-1 Subscriber free, Charge

B-2 Busy B-3 Forward Transfer

B-4 Congestion B-5 Subscriber free, No Charge B-6 Malicious Call

B-7 Reserved B-8 Reserved B-9 Reserved B-10 Reserved

B-11 Reserved B-12 Reserved B-13 Reserved B-14 Reserved B-15 Reserved

GROUP B Signals


R2 COURSE


AN LE


16

300 3400 HZ



B-1 Spare, for national use

B-2 Send special information tone B-3 Subscriber line Busy

B-4 Congestion B-5 Unallocated Number B-6 Subscriber free, Charge

B-7 Subscriber free, No Charge B-8 Subscriber line Out of order B-9 Reserved B-10 Reserved

B-11 Reserved B-12 Reserved B-13 Reserved B-14 Reserved B-15 Reserved

GROUP B Signals


R2 COURSE


AN LE


16

300 3400 HZ



C-1 Send Next ANI Digit

C-2 Reserved C-3 Send Group II, change to rec. B

C-4 Congestion C-5 Reserved C-6 Reserved

C-7 Reserved C-8 Reserved C-9 Reserved C-10 Reserved

C-11 Reserved C-12 Reserved C-13 Reserved C-14 Reserved C-15 Reserved

GROUP C Signals


R2 COURSE


WIRELESS NETWORKS

ANSWER

SEIZURE

SEIZURE

SEIZURE

ANSWER ANSWER

PRELIMINARY

SENALIZACION R2LINK-BY-LINK

R2 COURSE


WIRELESS NETWORKS

ANSWER

SEIZURE

SEIZURE

SEIZURE

ANSWER ANSWER

PRELIMINARY

SENALIZACION R2END-TO-END

R2 COURSE


AN


E1R2 Signalling System - Call Setup (without ANI)R2 Signalling System - Call Setup (without ANI)


SeizureSeizure-Ack


Digit (ST) (Group I) A3 (Group A) Cat (Group II) B1 (Group B)Ring Back Tone

Answer

CONVERSATION

R2 COURSE


AN


E1R2 Signalling System - Call ReleaseR2 Signalling System - Call Release


CONVERSATION

Clear Forward

Clear Backward

Released

R2 COURSE


AN

LE

E1R2 Signalling System - Call Setup (with ANI)R2 Signalling System - Call Setup (with ANI)


SeizureSeizure-AckDigit (Group I) A1 (Group A)

Digit (ST) (Group I) A6 (Group A) Cat (Group II)C1 (Group C)Digit ANI (Group III)

Digit (ST) (Group III)A3 (Group A) Cat (Group II) B1 (Group B)

Ring Back Tone

Answer

CONVERSATION

R2 COURSE


AN


E1R2 Signalling System - Call Release (Suspension) R2 Signalling System - Call Release (Suspension)


CONVERSATION

Clear Backward

Answered

CONVERSATION

Clear Forward

Clear Backward

Released

R2 COURSE


AN


E1R2 Signalling System - Call Release (Suspension timer) R2 Signalling System - Call Release (Suspension timer)


CONVERSATION

Clear Backward

Clear Forward

Released

R2 COURSE


AN

LE

E1R2 Signalling System - Call Setup (with ANI before Called)R2 Signalling System - Call Setup (with ANI before Called)


SeizureSeizure-AckDigit (Group I) A1 (Group A)

A6 (Group A) Cat (Group II)C1 (Group C)Digit ANI (Group III)

Digit (ST) (Group III)A1 (Group A)Digit (Group I)

Digit (ST) (Group I) A3 Cat (Group II) B1 (Group B) Ring Back ToneAnswerCONVERSATION

R2 COURSE


AN

LE

AN = Access NetworkLE = Local Exchange

E1R2 Signalling System - Call Setup (Busy or Congestion)R2 Signalling System - Call Setup (Busy or Congestion)


SeizureSeizure-Ack


Digit (ST) (Group I) A3 (Group A) Cat (Group II) B2 (Group B)

Clear Forward

Released

R2 COURSE


Idle1,0 1,0

Blocked1,0 1,1

WaitSeize-ack0,0 1,0

WaitReleased1,0 1,1

Wait A-Signal0,0 1,1

OUTGOING CALL

Wait B-Signal0,0 1,1

Wait C-Signal0,0 1,1

Conver--sation

0,0 0,1

Susp.Timer

0,0 1,1

Wait forAnswer0,0 1,1

Off-hookSEIZEDBLOCKED

RELEASED

On-hook IDLE

SEIZE-ACK

DIGIT

A1 DIGIT

A3 CAT

C1 DIGIT

C1 End DIG

A6 CAT

On-hookCLEAR-FWD

On-hookCLEAR-FWD

On-hook or B2CLEAR-FWD

On-hookCLEAR-FWD

On-hook or TimerCLEAR-FWD

CLEAR-BCK

ANSWER

On-hookCLEAR-FWD

ANSWER

WaitClear-back

1,0 0,1

B1 / B5

R2 COURSE


Idle1,0 1,0

Blocked1,0 1,1

Wait DIGIT

0,0 1,1

INCOMING CALL

Wait ANSWER0,0 1,1

Wait A-DIGIT0,0 1,1

Conver--sation

0,0 0,1

Susp.Timer

0,0 1,1

Wait forCAT

0,0 1,1

SEIZEDSEIZE-ACK

BLOCKED

RELEASED

On-hook IDLE

END-OF-DIGITS

A3

DIGIT A1

END-OF-DIG

A6 / A3

DIGIT

C1

C1 End DIG

CAT B1 / B5

CAT C1

CLEAR-FWD or TimerCLEAR-BACK

On-HookCLEAR-BCK

ANSWER

CLEAR-FWDCLEAR-BACK

Off-HookANSWER

WaitGUARD1,0 1,1

CLEAR-FWDCLEAR-BACK

CLEAR-FWDCLEAR-BACK

CLEAR-FWDCLEAR-BACK

R2 COURSE


Documents

R2 COURSE Jaime Silva MAYO 2001 PRELIMINARY Based on Q.400 Series ITU-T Recommendations R2 COURSE