K06 System Control Units

7/24/2019 K06 System Control Units

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Tellabs 8100

System Control Units


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Objectives

>You will know Tellabs 8100 system control units

> SCU

> SCU-H


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System Control Unit - SCU & SCU-H

> Te !ur!ose o" SCU#SCU-H is to control an$

monitor te "unctions o" te subrack%

> Tere as to be one control unit in every Tellabs

8100 no$e%> SCU#SCU-H can ave o!tional mo$ules%

> SCU can be use$ in Tellabs 810 basic no$es

an$ in te slaves o" Tellabs 81'0 cluster no$es%

> SCU-H can be use$ in Tellabs 810 basic no$es(

in te slaves o" Tellabs 81'0 cluster no$es an$in Tellabs 81)0 accelerator no$es *111%

> SCU is $iscontinue$%


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+unctions o" SCU an$ SCU-H

> ,o$e inventory manaement

> .acku! o" unit settins

> /rotection o" te cross-connect system

> /rotection o" control buses

> ack alarm /2*( 32*( 2456 control

> 4vent re!ortin to te Tellabs 8000 network manaer

> Cannel test "unctions

> Control cannel su!!ort "or H37C-CH or H37C-1)CH


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Control .us 9T/ .us6

> 9T/ : 9irtual Token /rotocol

> a collision-"ree me$ia access meto$ base$ on te token !assin !rinci!leim!lemente$ by te ai$ o" timers

> Te control bus is use$ "or communication betweenunits in te same subrack%

> Tere are two control buses in te Tellabs

810 basic no$e an$ te bus selection is

controlle$ by SCU#SCU-H%

> Te control bus oes in slots ;-1) an$

18- Te bit rate is ; 2bit#s%


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/rotection o" Control .uses

UNIT 1 UNIT n SXU SXU

SCP

SCU/CCU

VTP bus 1 2 Mbit/s

VTP bus 2 2 Mbit/s

VTP bus

selection line

Mother Board


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,o$e 5nventory 2anaement

Slot Unit

!M"

# !M"

$ !M"

%

&

' VCM($T()

* VCM(1+T()

11 C),

1 VCM($T()

1# VCM($T()

1$ SXU()

1% SCP

1% SCU

1

9C2 9C2

; < ) ' 8 = 1)1112H

2/

>2H

2/

S?U-*

SY,C

OUT

5,

>2H

2/

/+U-.

2/

/O@

.*T

A

B

1

0

+US4

.*T

/+U-*

/2*

245

1

/O@

2/

.*T

A

B

.US

0

+US4

32*

.*T

1

;

1 ;

9C2C*4 SCU

S

C

C

C

.

U

S

S

C

9C2-10T


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.acku! o" Unit Settins

> SCU#SCU-H takes backu!s o" te inter"ace !arameters

o" all te units tat are in te subrack inventory%

>5" a unit nee$s to be re!lace$( te control unit will co!yte settins o" te ol$ unit into te new one%


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ack *larm Control

> ack alarms( /2*( 32*( 245 are iven i" any unit

in te subrack as an active "ault con$ition%

> Te SCU#SCU-H collects tese alarms "rom te

units%

> SCU#SCU-H controls te rack alarm 743s locate$

in te !ower unit in slot one%


10/14

5nter"aces & O!tional 2o$ules "or SCU

> *sync inter"ace =%) kbit#s6

> Use$ to connect te 3?? Server or Service Com!uter

> SCC-5+ ) kbit#s6

> Use$ to connect ?%; link to te 3?? Server

> SC/ 2o$ule

> H37C cannels( more memory "or backin u! settins

> *larm-5+

> *larm in!ut su!!ort


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SC/ - 4ten$e$ 2emory Su!!ort

> SC/ a$$s a$$itional eten$e$ backu! memory tote SCU unit

D6 SC/ is $iscontinue$


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5nter"aces & O!tional 2o$ules "or SCU-H

> *sync inter"ace =%) kbit#s6


> *larm-5+

> *larm in!ut su!!ort

> SC/-H 2o$ule

> 1) H37C cannels

> 4ternet inter"ace


> /rovi$es 1) 4ternet control links

> ,ominal ca!acity !er one link is ) kbit#s


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SCU#SC/ vs SCU-H#SC/-H


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*nswer te Euestions in your materialF

Summary

Documents

K06 System Control Units