GENERAL INFORMATION FOR CCIS

6.3FCCS Group (FUG)

1.Since multiple FCCS networks are connected in the network, FCCS network group number is required to distinguish each FCCS network from others. An FCCS network group is called FCCS group (FUG), and a maximum of 4 FUGs can be connected in the network.

2.A center FUG should be specified from among multiple FUGs in the network. It is the sole node allowed assigning and deleting telephone numbers within the self FUG and the others.

3.The network consists of FUGs and NEAX2000IPS systems within the range of 2 SPANs from the center FUG and within the range of 4 SPANs from end to end.

NETWORK CONFIGURATION

FUG1

CCIS

IPX

;:;;::;:

;:;::;::;:

IPX

;:;;::;:

;:;::;::;:

IPX

;:;;::;:

;:;::;::;:

IPX

;:;;::;:

;:;::;::;:

CCIS

2SPAN

2SPAN

 

1SPAN

FUG2 (Center FUG)

FUG4

 

IPX

 

IPX

 

 

IPX

 

IPX

 

IPX

 

IPX

IPX

;:;;::;:

;:;::;::;:

;:;;::;:

;:;::;::;:

;:;;::;:

;:;::;::;:

;:;;::;:

;:;::;::;:

;:;;::;:

;:;::;::;:

;:;;::;:

;:;::;::;:

 

 

;:;;::;:

;:;::;::;:

 

 

;:;;::;:

;:;::;::;:

CCIS

 

 

 

 

 

 

CCIS

 

 

 

 

 

 

 

CCIS

1SPAN

FUG3

 

IPX

;:;;::;:

;:;::;::;:

CCIS

 

IPX

1SPAN

2SPAN

1SPAN

Centralized MAT

 

 

 

IPX

IPX

;:;;::;:

;:;::;::;:

;:;;::;:

;:;::;::;:

;:;;::;:

;:;::;::;:

 

 

 

 

 

CCIS

 

IPX

2SPAN

2SPAN

ND-71762 (E)CHAPTER 2

Page 27

Issue 2

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NEC ND-71762(E) system manual Fccs Group FUG, FUG1, FUG3