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3 • Configuring the 3324 for operation
•
Stop Bits: 1
•
Flow Control: none
Port Control Settings
This section shows you how to change the various ports of the Model 3324.
State
The administrator can disable or enable any port.
•
Enable (ON)
•
Disable (OFF)
Negotiation
The administrator can set the auto negotiation mode for the CPE devices through the 3324. The three choices
are:
•
Auto
•
Nway (TM) (specify the speed/duplex on this port and enable auto-negotiation)
•
Force of Per Port
Speed
User can set 5Mbps/10Mbps/15Mbps/LWD for ports 1~24. For ports 25 and 26 the options available are
10/100/1000Mbps.
10/100Mbps speed on Port25~Port26 (based on copper uplink). If a GBIC 1000Base-FX is used then then
the uplink port will be forced to1000Mbps.
The following distance are achievable between the 3324 and VDSL CPE when using standard 24 Gauge
(0.5mm) cable:
•
5 Mbps -> 4,920 feet (1.5km)
•
10 Mbps -> 3,940 feet (1.2km)
•
15 Mbps -> 3,280 feet (1.0km)
•
Link Watch Dog (LWD) -> 6,070 feet (1.8~1.9km)
Link Watch Dog(LWD) function: The LWD enables the 3324 to reconnect to the CPE modem with known
and predefined VDSL link values. This is necessary whenever loading normal VDSL link parameters fails.
Procedure for Changing VDSL Ports Speed Settings:
1. Confirm the VDSL port currently has a link before you change the speed.
2. Select the port you want to configure. (Ports 1-24 are the VDSL ports)
3. Select the line rate (speed) you would like the port to run at
4. Click "Apply" to confirm the settings
42
Model 3324 User Guide
Administrator
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