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4. To toggle the port’s auto-negotiation mode to Enabled or to return it to Manual, type
a
.
5. To configure auto-negotiation on another unit in the stack, type u to select the unit.
The Auto Negotiation status changes immediately, and is displayed on the Auto-Negotiation line near the top
of the Port Configuration Menu.
Important!
If you change the port’s status from Manual to Enabled you must type
r
to restart auto-
negotiation.
3.7.3 Configuring a Port Manually
If you have changed the Auto Negotiation status of a port to Manual, as described in the previous section,
you can toggle the link speed from 10Mbps to 100Mbps and back, and toggle the port from half to full duplex
and back.
Toggling Port Link Speed
Use the following procedure to toggle the port’s link speed:
1. Access the Port Configuration Menu by typing
p
in the Configuration Menu.
2. If necessary, select which unit to be configured on the System Unit Map and press
Enter
.
3. To select the port for which you want to set the link speed, type s, n or p in the Basic Port
Configuration Menu.
4. To toggle the port’s link speed, type l.
5. To configure port link speed on another unit in the stack, type
u
to select the unit.
The link speed is changed immediately, and the change is reflected in the Link Speed line near the top of
the Port Configuration Menu.
Toggling Half to Full Duplex
Half duplex mode allows transmission in two directions on the same channel, but only in one direction at a
time. Full duplex mode allows transmission in two directions on the same channel at the same time.
Important! To use full duplex mode, the device to which the port is connected must support and be
configured for duplex mode.
Use the following procedure to change the duplex mode setting for a port that is in Manual status:
1. Access the Port Configuration Menu by typing
p
in the Configuration Menu.
2. If necessary, select which unit to be configured on the System Unit Map and press
Enter
.
3. To select the port for which you want to set the duplex mode, type
s
,
n
or
p
in the Basic Port
Configuration Menu.
4. To toggle the port’s duplex mode, type
d
.
5. To configure duplex mode on another unit in the stack, type u to select the unit.
The duplex mode is changed immediately, and the change is reflected in the Link Speed/Duplex line near
the top of the Port Configuration Menu.
Configuring 1000BaseX Ports
Because 1000BaseX ports are always in full duplex mode, the only configuration option for 1000BaseX ports
is enabling and disabling the port.