Cisco 15454-DS1-14= - 1.544Mbps Expansion Module Dokumentacja Pobierz pdf (Strona 49)

49

Cisco ONS 15454 Product Overview, R3.3

May 2002

Cisco ONS 15454 Product Overview

Timing

Figure 31 ONS 15454 timing example

Node 4

Timing Line

Ref 1: Slot 6

Ref 2: Slot 5

Ref 3: Internal (ST3)

Node 2

Timing Line

Ref 1: Slot 5

Ref 2: Slot 6

Ref 3: Internal (ST3)

Node 1

Timing External

Ref 1: BITS1

Ref 2: BITS2

Ref 3: Internal (ST3)

Node 3

Timing Line

Ref 1: Slot 5

Ref 2: Slot 6

Ref 3: Internal (ST3)

BITS1

out

BITS2

out

BITS1

source

BITS2

source

Third party

equipment

34726

Slot 5

Slot 5

Slot 5

Slot 5

Slot 6

Slot 6

Slot 6

Slot 6

1 2 ... 44 45 46 47 48 49 50 51 52 53 54 55 56

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