Cisco ONS 15327 Especificações descarregar pdf (Página 4)

Cisco ONS 15327 Product Overview

Cards and Card Slots

Cisco ONS 15327 Product Overview, R3.3

June 2002

XTC Card

The XTC is the common-control card for the ONS 15327 and contains the

electrical tributary circuitry for connecting DS-N traffic. The ONS 15327

provides two XTC cards. The XTC-28-3 card supports 28 DS-1s and three DS-3s.

Figure 4 XTC 28-3 card faceplate

The XTC-14 card supports 14 DS-1s.

Figure 5 XTC-14 card faceplate

Timing and Control Functions

The XTC houses the central intelligence of the ONS 15327 and combines timing,

control, and switching functions. It performs:

• System initialization

• Provisioning

• Alarm reporting

• Maintenance

• Diagnostics

• IP address detection and resolution

• Timing, compliant with Telcordia requirements

45892

ACO

LAN

CRAFT

XTC-28-3

LAMP

TEST

FAIL

ACT/STBY

SYNC

ACO

DS3 SF

DS1 SF

PWR A

PWR B

CRIT

MAJ

MIN

REM

45893

ACO

LAN

CRAFT

XTC-14

LAMP

TEST

FAIL

ACT/STBY

SYNC

ACO

DS1 SF

PWR A

PWR B

CRIT

MAJ

MIN

REM

1 2 3 4 5 6 7 8 9 ... 49 50

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