6 switching technology session
TRANSCRIPT
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C-DOT MBM-XL OVERVIEW
S.K.TYAGIALTTC, Ghaziabad
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Introduction
C-DOT MBM-XL OVERVIEW COVERS THE HARDWARE ARCHITECTURE AND FEATURES OF THE C-DOT MBM-XL SWITCHING SYSTEMIT COVERS THE DIFFERENT USES OF THIS SYSTEM IN THE NETWORKCCS#7 & ISDN IMPLEMENTATION IN C-DOT WILL ALSO BE DISCUSSED
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C-DOT MBM-XL ARCHITECTURE
AM
BM1
BM
n
CMMDF
IOM
ADP
DISK TAPE VDUPRINTER
SUBSCRIBER LINES
ANALOG TRUNKS
DIGITAL TRUNKS
DIGITAL LINKS FORM RSUs
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C-DOT SBM-XL
LINE MODULE BASE MODULE LINE MODULE
Time Switch Unit
Base Processor Unit
Terminal Unit
Terminal Unit
Terminal Unit
Terminal UnitTerminal Unit
Terminal Unit
Terminal Unit
Terminal Unit
Terminal Unit
Terminal Unit
Terminal Unit
Terminal Unit
Terminal Unit
Terminal Unit
Terminal Unit
Terminal Unit
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C-DOT MBM-XL
BASE MODULE CENTRAL MODULE BASE MODULE
Administrative Processor Unit
Space Switch Control Unit
Space Switch Unit
Bus Termination Unit
Space Switch Unit
Bus Termination Unit
Terminal Unit
Terminal Unit
Terminal Unit
Terminal Unit
Terminal Unit
Terminal Unit
Base Processor Unit
Time Switch Unit
Terminal Unit
Terminal Unit
Base Processor Unit
Time Switch Unit
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SUBSCRIBER FEATURESNumber Identification Service
Calling Line Identification Presentation(CLIP)Calling Line Identification Restriction(CLIR)Calling Line Identification Restriction Override(CLIRO)Malicious Call Identification(MCID)
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SUBSCRIBER FEATURESCall Offering Supplementary ServicesCall Forwarding Unconditional(CFU)Call Forwarding Busy (CBF)Call Forwarding No Reply (CNFR) Call Completion ServicesCall WaitingCall Hold
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SUBSCRIBER FEATURESMulti - Party ServicesThree Party ConferenceMulti Party Conference(Add-on Card)Miscellaneous ServicesHot Line(Timed)Hot Line (Without Time Out)Reminder Call/Alarm Services
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SUBSCRIBER FEATURES
Subscriber Controlled Call Restriction ServicesIntrusion Barring ServiceDialling By Terminal Equipment NumberTrunk OfferingQueuing ServicePriority SubscriberDistinctive Ringing For Long Distance Calls
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SYSTEM FEATURESSignalling, Routing And Charging FeaturesExchange Operation FeaturesExchange Maintenance FeaturesSoftware Upgradation & Patch AdministrationReconfiguration for Different Applications
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PSUII
LCC/CCM
LCC/CCM
LCC/CCM
LCC/CCM
LCC/CCM
LCC/CCM
LCC/CCM
LCC/CCM
T
I
C
SPC/ISP
T
U
I
T
U
I
SPC/ISP
T
I
C
LCC/CCM
LCC/CCM
LCC/CCM
LCC/CCM
LCC/CCM
LCC/CCM
LCC/CCM
LCC/CCM
PSUII
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
987654321 26
ANALOG TERMINAL UNIT
*VACANT SLOT OF PSM/ESM FILLED BY CML CARD
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BRL/PRL
BRL
BRL/PRL
BRL
BRL/PRL
BRL
BRL/PRL
ITC1
ICC1
IIC1
IIC0
ICC0
ITC0
BRL
BRL/PRL
BRL
BRL/PRL
BRL
BRL/PRL
BRL
BRL/PRL
PSUII
PSUII
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
987654321 26
INTEGRATED SERVICES DIGITAL TERMINAL UNIT
*VACANT SLOT OF PSM/ESM FILLED BY CML CARD
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PSUII
PSUII
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
CMLAOO
CMLAOO
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSUII
PSUII
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
987654321 26
BUS TERMINATION UNIT
*VACANT SLOT OF PSM/ESM FILLED BY CML CARD
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PSUII
PSUII
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
CMLAOO
CMLAOO
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSUII
PSUII
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
987654321 26
BUS TERMINATION UNIT
*VACANT SLOT OF PSM/ESM FILLED BY CML CARD
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PSUII
PSUII
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
CMLAOO
CMLAOO
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSUII
PSUII
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
987654321 26
BUS TERMINATION UNIT
*VACANT SLOT OF PSM/ESM FILLED BY CML CARD
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PSUII
PSUII
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
CMLAOO
CMLAOO
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSM/ESM
PSUII
PSUII
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
987654321 26
BUS TERMINATION UNIT
*VACANT SLOT OF PSM/ESM FILLED BY CML CARD
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PSUII
PSUII
P
S
S
P
S
S
P
S
S
P
S
S
P
S
S
P
S
S
P
S
S
P
S
S
CMLAOO
CMLAOO
P
S
S
P
S
S
P
S
S
P
S
S
P
S
S
P
S
S
P
S
S
P
S
S
PSUII
PSUII
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
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SPACE SWIYCH UNIT
*VACANT SLOT OF PSS FILLED BY CSL CARD
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PSUII
PSUII
C
C
K
B
M
E
CMLAOO
C
B
X
N
S
C
HPC/BPC
CMLAOO
CMLAOO
HPC/BPC
N
S
C
C
B
X
CMLAOO
B
M
E
C
C
K
PSUII
PSUII
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
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SPACE SWITCH CONTROLE UNIT
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PSUII
PSUII
CMLAOO
CMLAOO
H
M
S
CMLAOO
CMLAOO
H
M
S
B
M
E
HPC/BPC
CMLAOO
CMLAOO
HPC/BPC
B
M
E
H
M
S
CMLAOO
CMLAOO
H
M
S
CMLAOO
CMLAOO
PSUII
PSUII
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
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ADMN PROCESSOR UNIT
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SIGNALLING UNIT MODULE
PSUII
PSUII
BME
SHM8
SHM7
SHM6
SHM5
HPC/BPC
TUC
TUI
TUI
TUC
HPC/BPC
SHM4
SHM3
SHM2
SHM1
BME
PSUII
PSUII
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
987654321 26
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REMOTE SWITCH UNIT REMOTE PRODUCTSRemote Switch Unit(RSU)Remote Line Unit(RLU)Remote Line Concentrator(RLC)NEED FOR REMOTE SWITCH UNITSolution for Space for large exchangesReducing the cost on cables
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REMOTE SWITCH UNIT REMOTE SWITCH UNIT FEATURESPower On InitializationDigital Trunk Link StatusCall Shifting During DTK FaultInitialization In Stand Alone ModeInitialization From RBMSA To Normal (RBM) Mode
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REMOTE SWITCH UNIT REMOTE SWITCH UNIT FEATURESSupport For Trunks In RBMNumbering Scheme In RSUSupport For Different Area Code In RSU and Main ExchangeProvision To Block Local Calls Between Main Exchange and RSU If RSU have Different Area Code
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REMOTE SWITCH UNIT REMOTE SWITCH UNIT FEATURESEmergency Services In RBMSA Mode
Charging For RBMLine To Line CallLine To Trunk CallsTrunk To Line Calls(I/C Terminating)Trunk To Trunk Calls
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REMOTE SWITCH UNIT RSU RELATED COMMANDS
CRE-RBMSA-CONFIGDISPL-RBMSA-CONFIGMOD-RBM-XCODDISPL-RBM-XCODADD-DTK-RBMDISPL-RBM-DTKSMOD-SUB-CRGDISPL-SUB-CRG
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C-DOT 256P AN-RAX and RLC FEATURES
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FEATURESProvides front end termination for PSTN subscribersSupports maximum of 248 PSTN subscribersConnected to Local Exchange (LE) over one or two E1 links using standard V5.2 Protocol as per ITU-T specifications G.964 & G.965 and ETSI specifications 300-324 & 300-347.Provides First/Second Level of remotingProvides a transparent link between subscriber and Local ExchangeProvides Calling Line Identification Presentation (CLIP) on 2 ports of LCC cardProvides 16KHz Metering Pulse and Calling Line Identification Presentation (CLIP) on 2 ports of each CCM cardProvides Reversal on all 8 ports of CCM cardProvides Man Machine Interface (MMI) using VT 100 dumb
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FEATURES
Password ProtectionRequires no air-conditioningLow Power ConsumptionLine Testing can be performed locallyTransparently supports all subscribers feature as supported by Local Exchange (LE)For any feature related enhancements, the S/W changes are to be done on Local Exchange (LE) only
(Contd.)
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HARDWAREConsists of two controller cards
AN RAX Controller Card (ARC Card)AN RAX Interface Card (ARI Card)
ARC card supports 2 E1 links toward Local ExchangeBoth the cards form a security block alongwith respective SPC cardsRedundancy in Controller Cards8 port LCC/CCM cards for Subscriber InterfaceRTC card for testing of subscriber ports
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256P RAX CARD FRAME CONFIGURATION
1 2 3 4 8765 13 14 15 161211109 21 22 23 2420191817
PSU
TC
CPS
PSU
USP
USP
FNC R
TC
SLAVEFRAME
MASTERFRAME
TC
TC
TC
TC
TC T
C
TC C
TCT
CT
CT
CT
CT
CT
Ø
Ø
RSC C
SR
1
1
SPC
32 CH. PCMTG 5 6TG {COPY Ø 1COPY{ TG 7 TG 8
Ø 1
Ø 1
TC
TC
CPS
1
1
RSCC
SR
Ø
Ø
SPC
FMR
TAR
Ø Ø
RAP
1
RAP
1
RAT
RMF1
TG 1 2TG TG 43TG
TC :
RAP :RAT :
RTC :RSC :
SPC / ISP:
RMF :
LCC/TWT/EMF/RDT/CCM CARD
RAX ADMINISTRATIVE PROCESSORRAX ANNOUNCEMENT AND TONE CARD
RAX TERMINAL TEST CARDRAX SWITCH CONTROLLER CARD
SIGNALLING PROCESSOR CARD / INTEGRATED SIGNALLING PROCESSING CARD
RAX MULTI FREQ. CARD
CT
CT
CT
CT
25 26
CT
CT T
CTC
TC/
SLAVESLAVE
PSU-I : POWER SUPPLY UNIT-ICONFERENCE CARDCNF :
{ {COPY ØMASTER
COPY 1MASTER
Ø
/CT
/CT
/CDR
/SDR
- - - -
- -
CARD DETAILS :
RAX WLL CONTROLLER CARDRWC:
WR
C/
C
C
RW
/T
I
I I
I
/PSI
/PSI
P
IS
/
ISP/
\DESIGN\ANRX-UM\Argu-cf
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256P AN-RAX CARD FRAME CONFIGURATION
1 2 3 4 8765 13 14 15 161211109 21 22 23 2420191817
PSU
TC
CPS
PSU
USP
USPR
TC
SLAVEFRAME
MASTERFRAME
TC
TC
TC
TC
TC
TC C
TCT
CT
CT
CT
CT
CT
Ø
Ø
ARI I
RA
1
1
SPC
32 CH. PCMTG 5 6TG {COPY Ø 1COPY{ TG 7 TG 8
Ø 1
Ø 1
TC
TC
CPS
1
1
ARCC
RA
Ø
Ø
SPC
TG 1 2TG TG 43TG
TC :
RTC :SPC / ISP:
LCC/CCM CARD
RAX TERMINAL TEST CARDSIGNALLING PROCESSOR CARD / INTEGRATED SIGNALLING PROCESSING CARD
CT
CT
CT
CT
25 26
CT
CT T
CTC
SLAVESLAVE
PSU-I : POWER SUPPLY UNIT-I
AN-RAX CONTROLLER CARDARC :
{ {COPY ØMASTER
COPY 1MASTER
- - - -
- -
CARD DETAILS :
I
I I
I
/PSI
/PSI
P
IS
/
ISP/
\DESIGN\ANRX-UM\Argu-cf
AN-RAX INTERFACE CARDARI :
CT
CT
CT T
CTC
CT
CT
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CONNECTIVITY TO NETWORK
NETWORK
LocalExchange
C-DOTMBMOR
OtherMNC
Exchanges
DEC/R2/#7 V5.2 Interface
PrimaryLink
SecondaryLink
AN-RAX 248 Subscribers
RS232
ConsoleVT-100
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DIFFERENCE BETWEENC-DOT RSU AND C-DOT AN-RAX
C-DOT RSU C-DOT AN-RAX
• First Level of Remoting • First/Second Level ofRemoting
• Connected to LE throughProprietory Protocol
• Connected to LE throughStandard V5 protocol
• In standalone mode it performsthe various call processing &Billing functions
• In standalone mode it onlyfeeds the tone/ announcementto the subscriber
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REMOTE LINE CONCENTRATOR(RLC) AS ACCESS NETWORK
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FEATURES
Provides front end terminationSupports maximum of 120 PSTN subscribersSupports maximum of 56 ISDN BRA subscribersCombination of PSTN & ISDN BRA subscribers. (Compatible motherboard)Connected to Local Exchange (LE) over two E1 linksProvides second level of remotingProvides a transparent link between subscribers and local exchange
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FEATURESProvides 16KHz metering pulse, Reversal and Calling LineIdentification (CLI) on all ports.Provides Man Machine Interface (MMI)Password protectionWall mountable (light weight)Require no air conditioningLow power consumptionWill provide HDSL connectivity in futureCompact in Size (19” packaging)Line testing can be performed locally
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C-DOT RLC CARD CAGE
MPU : MUX Power Unit to Provide Ring and Voltages
MTC : MUX Tester Card for Line Card Testing and to Provide announcement
MLC : MUX Line Card
MCS : MUX Control and Signaling Card ; E1 Link Termination and V5 Protocol Software
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DIFFERENCE BETWEENRSU AND RLC
RSU RLC
• First level of Remoting • Second level Remoting
• Connected to LEthrough proprietoryprotocol
• Connected to LEthrough Standard V5protocol
• In 'Stand Alone' mode itperforms the variousCall Processing & BillingFunctions
• In 'Stand Alone' mode,it only feeds the tone tosubscribers