Cisco Cisco ONS 15454 SDH Multiservice Provisioning Platform (MSPP) Guía De Instalación
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Installing ONS 15454 SDH E1-N-14 Cards
78-14605-01
E1-N-14 Card
E1-N-14 Card
The fourteen-port ONS 15454 SDH E1-N-14 card provides fourteen ITU-compliant, G.703 E-1 ports.
Each port of the E1-N-14 card operates at 2.048 MBits/s (Mbps) over a 120 ohms twisted-pair copper
cable (with FMEC-DS1/E1) or over a 75 ohms unbalanced coaxial cable (with FMEC-E1).
Each port of the E1-N-14 card operates at 2.048 MBits/s (Mbps) over a 120 ohms twisted-pair copper
cable (with FMEC-DS1/E1) or over a 75 ohms unbalanced coaxial cable (with FMEC-E1).
shows the E1-N-14 faceplate and
shows a block diagram of the card.
Figure 1
E1-N-14 faceplate
Each E1-N-14 port features ITU-T G.703 compliant level outputs and inputs supporting cable losses of
up to 6 dB @ 1024 kHz.
up to 6 dB @ 1024 kHz.
The E1-N-14 card supports 1:N (N
≤ 4) protection. You can also provision the E1-N-14 to monitor line
and frame errors in both directions.
The E1-N-14 card can function as a working or protect card in 1:1 or 1:N protection schemes. If you use
the E1-N-14 as a standard E-1 card in a 1:1 protection group, you can install the E1-N-14 card in any
multispeed or high-speed card slot on the ONS 15454 SDH. If you use the card’s 1:N functionality, you
must install an E1-N-14 card in Slot 3 (for bank A) or Sot 15 (for bank B).
the E1-N-14 as a standard E-1 card in a 1:1 protection group, you can install the E1-N-14 card in any
multispeed or high-speed card slot on the ONS 15454 SDH. If you use the card’s 1:N functionality, you
must install an E1-N-14 card in Slot 3 (for bank A) or Sot 15 (for bank B).
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