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Overview: Cisco ASR 9000 Series Router Shared Port Adapters
LED Label
STATUS
4-Port Serial Interface SPA Interface Specifications
The 4-Port Serial Interface SPA supports six interfaces in DCE and DTE mode:
• V.35
• EIA/TIA-232
• EIA/TIA-449
• EIA/TIA-530
• EIA/TIA-530A
• X.21
The 4-Port Serial Interface SPA provides up to four synchronous serial interfaces. Each port allows a maximum
bandwidth of 8064 Kbps except for the X.21 and EIA/TIA-232 interfaces.
Use EIA/TIA-232 for speeds of 128 kilobits per second (kbps) and below. Use X.21 for speeds of 2.016 Mbps
and below. Use EIA/TIA-449, V.35, EIA/TIA-530, or EIA/TIA-530A for speeds of 8.064 Mbps and below.
4-Port Serial Interface SPA Cables, Connectors, and Pinouts
The 4-Port Serial Interface SPA uses Smart Serial cable interfaces that support one of two serial interface
ports: DTE or DCE.
Color
State
Off
Off
Green
On
Amber
On
Cisco ASR 9000 Series Aggregation Services Router SIP and SPA Hardware Installation Guide
4-Port Serial Interface SPA Interface Specifications
Function
The SPA is powered off (power is not within required
specification) or Status On conditions are not met.
The SPA is powered on and operational (power is
within required specifications and initialization is
complete).
The following conditions must be met before the
STATUS LED goes on:
• The SPA is correctly connected and receiving
power.
• The SPA-equipped card or router contains a valid
microcode version that has been downloaded
successfully.
• The bus recognizes the SPA.
• The SPA is up to date on the FPD versions
required by the router software.
The SPA is powered on but initializing (power is
within required specifications, but the hardware and
software initialization sequence is not complete).
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