Verilink NCM 2000 (880-502623-001) Product Manual Manual de usuario descargar pdf (Pagina 31)

Craft Interface

Verilink NCM 2000

2-7

Table 2-1

Table 2-1Table 2-1

Table 2-1

Module Key Legend

Key Symbol

and Name Generic Name Model Number

Bus

ACP TABS Comment

NCM

Required

A=DIDCSU Dual

Integrated E1

/T1 DSU/CSU

DIDCSU 2912

•

2 net ports, two data

ports, maps DS0s across

backplane bus if used with

NCM; mini-DACS

Yes, only to

map DS0s

card to card

B=DIU/DBU DIU with Dial

Backup

DIU 2130/DBU

•

Modified DIU 2130, T1

Dial backup

No

C=CSU TAC card TAC 2010

•

T1 CSU, use w/ or w/o DIU

card(s), uses backplane if

using DIU

No

D=DIU Data Interface

Unit

DIU 2130

•

DSU used with TAC 2010

or DIDCSU across

backplane

No

E=SDIU Not available N/A

F=DIU/DDS DDS Data

Interface Unit

DIU 2130 56K

NMS

•

DIU 2130 modified for

DDS remote circuits

bundled into a T1

No

G=DHDM Dual port DS3 HDM 2182

•

T3 net and two HSSI data

ports

For far end

functions

H=ATM/IMUX Not available

I=IDCSU IDCSU; T1

Integrated

DSU/CSU

TAC 2130; TAC

2130-S; TAC

2130-T

•

T1 CSU/DSU in one card;

does not & will not use

backplane to other cards

No

J=PEP Protocol

Engine

Processor

Not available

K=DAC Digital Cross

Connect

Not available

L=HLM High/Low

Module

DIU 2131

•

DSU w/ one V.35 and one

RS 232

No

M=IMUX Inverse

Multiplexer

IMUX 2160

•

IMUX 2160 uses QUAD

2164

2160 = No

2164 = Yes

N=NCM Node

Controller

Module

NCM 2000

••

Management only—no

data traffic

P=DPRI Dual Primary

Rate Interface

DPRI 2922

•

ISDN DSU with backup

capability; requires NCM

Yes, for

ISDN or

Backup

Q=QUAD Quad Card QUAD 2164

•

QUAD 2164 used with

IMUX 2160, four E1/T1

CSUs each

No

R=SUBRATE SRDM DIU 2140

•

Five port RS232 subrate

TDM. Used w/ TAC 2010

No

S=HSM M13 DS3

Multiplexer

HSM 2113

•

Use w/ one or more IMUX

2164; changes backplane

data rates

Yes, for all

cases

T=HDM Single port

DS3

HDM 2180

•

T3 net and one HSSI data

port

For far end

functions

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