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Allied Telesis AT-2972T/2 User Manual

Page 79

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AT-29xx Series Gigabit Ethernet Adapters Installation Guide

79

Note

This parameter is ignored and assumed to be 1 if the line_speed
parameter is set to 0.

ˆ

full_duplex

This parameter is used together with line_speed to select the speed
and duplex mode of the link. Note that this parameter is ignored if
line_speed is 0. Choose from the following selections.

ˆ

0 - half duplex

ˆ

1 - full duplex (default)

ˆ

rx_flow_control

Enables or disables receiving flow control (pause) frames. This
parameter is used together with auto_flow_control. Choose from the
following selections.

ˆ

0 - pause receive disabled

ˆ

1 - pause receive enabled if auto_flow_control is set to 0, or pause
receive advertised if auto_flow_control is set to 1 (default)

ˆ

tx_flow_control

Enables or disables transmitting flow control (pause) frames. This
parameter is used together with auto_flow_control. Choose from the
following selections.

ˆ

0 - pause transmit disabled

ˆ

1 - pause transmit enabled if auto_flow_control is set to 0, or pause
transmit advertised if auto_flow_control is set to 1 (default)

ˆ

auto_flow_control

Enables or disables Auto-Negotiation of flow control. This parameter is
used together with rx_flow_control and tx_flow_control to determine
the advertised flow control capability. Choose from the following
selections.

ˆ

0 - flow control Auto-Negotiation disabled

ˆ

1 - flow control Auto-Negotiation enabled with capability specified
in rx_flow_control and tx_flow_control (only valid if line_speed is
set to 0 or auto_speed is set to 1) (default)

ˆ

mtu

Enables jumbo frames up to the specified MTU size. The valid range
for this parameter is 1500 to 9000. The default is 1500 which is the
standard Ethernet (non-jumbo) MTU size. Note that the MTU size
excludes the Ethernet header size of 14 bytes. Actual frame size is
MTU size + 14 bytes.

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