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Ethernet Interface

Ethernet Interface

This section configures the serial characteristics of the device's 10/100BaseT Ethernet interface(s). This section does not apply to standard 10 Mbps Ethernet interfaces.

configure Ethernet Interface Ethernet slot:port

Syntax Description

Ethernet slot:port

For a modular platform, identify the slot:

  • For theVPN 5008 chassis, slot 0 is the far left slot.

  • For the VPN 5002 chassis, slot 0 is the top slot.

For the VPN 5001 concentrator, enter only the port number. Ports are numbered starting with 0, so for a module with one port, the port is 0.

Keywords

After entering the configure command for the section, enter one or more of the following keywords.

Speed = {10meg | 100meg | Auto}

The Speed keyword provides a way to manually set the speed at which the interface will operate. Normally, the 10/100BaseT interface will autonegotiate the speed with the Ethernet hub or switch. If the autonegotiation is unsuccessful, this keyword can be used to force the setting. The default is Auto.

Duplex = {Full | Half | Auto}

The Duplex keyword provides a way to manually configure whether the interface will operate in full duplex or half duplex mode. Normally, the 10/100BaseT interface will autonegotiate with the Ethernet hub or switch. If the autonegotiation is unsuccessful, this keyword can be used to force the setting.

  • In Full duplex mode, the interface can successfully transmit data at the same time the switch is transmitting data, which effectively doubles the possible transmission speed. Full duplex requires the use of Category 5 cable and an Ethernet switch which supports full duplex.

  • In Half duplex mode, data can only be transmitted in one direction (by the interface or by the hub) at a given time.

  • The default is Auto.

Examples

In the following example, the Ethernet interface will be forced to 100 Mbps and half duplex mode.

[ Ethernet Interface Ethernet 0:0 ]
Speed  = 100meg
Duplex = Half

Related Commands

Command Description

show ethernet

Shows Ethernet information


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Posted: Wed Sep 27 10:35:09 PDT 2000
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