Procedure 11-1: Provision Ethernet LAN port parameters

- Overview

This procedure provides a list of provisionable parameters for Ethernet LAN ports on VLNC35 Fast Ethernet and VLNC50/52/55 SONET/SDH Transport circuit packs.

- Privilege level

You must login as either a Privileged or General user to complete this procedure.

- Before you begin

Prior to performing this procedure, refer to Before you begin and Required equipment in this chapter and you must have complete work instructions for this procedure that detail:

  • The network configuration and the terminating Ethernet nodes.

  • The values to be set for each parameter.

Steps

Use this procedure as a reference for provisioning LAN port parameters.

 
1

Use the ed-eport TL1 command or select Configuration → Equipment from the System View menu for the majority of parameters. Expand the details for the circuit pack, select (highlight) the LAN Port, then click Select.

Result:

Exceptions to provisioning parameters from the Configuration → Equipment command will be noted in the resulting table.

Reference:

Appendix A, Provisionable parameters


2

Use the following table as reference to provision the necessary LAN port parameters from your work instructions.

Important!

Some of the parameters may have already been provisioned from earlier procedures for establishing service.


End of steps

ED-EPORT command parameters

The following table lists the provisionable parameters for the ed-eport command:

Table 11-1: ED-EPORT Command Provisionable Parameters

Parameter

Description

admin

The Port Administration Control parameter is used to enable/disable all frames to and from a port. Values:

  • ENABLE - Enables frames to/from port. (initial value).

  • DISABLE - Disables frames to/from port.

almlvl

The port Incoming Signal Failure Alarm Level parameter sets the alarm level for an incoming signal failure and may have one of the following values:

  • Critical (initial value)

  • Major

  • Minor

  • Not Alarmed

autoneg

The Auto-Negotiation parameter may have one of the following values:

  • ENABLE - Enables auto-negotiation.

  • DISABLE - Disables auto-negotiation (initial value).

epmode

The Ethernet Port Monitoring Mode parameter may have one of the following values:

  • AUTO (initial value) - port automatically goes in-service (IS) when a valid input is received.

  • NMON (not monitored)

eppm

Data Port PM Enable. Select Performance → Prov PM Settings from the System View menu to set this performance monitoring parameter to one of the following values:

  • Enable (initial value)

  • Disable

This parameter controls whether Ethernet performance monitoring is enabled or disabled for the specified Ethernet port.

fcmd

The Flow Control Mode parameter may have one of the following values:

  • Enable - Enable Transmit & Receive.

  • Disable - Disable Transmit & Receive (initial value).

  • Auto - autonegotiate

  • Drop - Disable end-to-end [fllig ]ow control transmit and receive.

Enable and Disable only control network element controlled (local) flow-control; both Enable and Disable still allow customer equipment controlled end-to-end flow-control.

Drop both disables network element controlled [fllig ]ow control and drops end-to-end [fllig ]ow control messages.

lnrate

The port Line Rate may be assigned one of the following values:

  • 10M (sets the port as a 10 Mbs port)

  • 100M (sets the port as a 100 Mbs port)

  • AUTO (initial value [auto negotiates the port rate])

This parameter applies to electrical Fast Ethernet ports only.

mdix

This parameter sets the crossover mode for the port.

Values:

  • Auto: Automatic Crossover (Initial default):

    The system determines if crossover is needed, then automatically sets the port to AUTOMDIX or AUTOMDI mode.

  • MDIX: Manually set to:

    RJ-45 TXP/TXN pins are transmit

    RJ-45 RXP/RXN pins are receive

  • MDI: Manually set to:

    RJ-45 TXP/TXN pins are receive

    RJ-45 RXP/RXN pins are transmit

This parameter applies to electrical Fast Ethernet ports only.

mtu_size

The MTU Size parameter specifies the Maximum Transmission Unit (MTU) size (in bytes) supported on the port. The MTU size is the size of the payload in the Ethernet frame, excluding Source and Destination Address, Type and CRC field, but including any VLAN tags.

The range is 1500 (initial value) to 9614.

When the VLNC50/52/55 circuit pack vlantagmd parameter is set to MUX, the range is 64 to 2048. The initial value is 1500.

pai_unmatch

The Pass As Is, Unmatch parameter specifies whether to drop unmatched packets or to pass them through a specific VCG unmodified. The values are:

  • 0: Drop unmatched packets.

  • 1 - 8: Indicates which of the VCGs (VCG1 through VCG8) to pass unmatched packets through.(Initial default is 1 for VCG1).

This parameter is only valid for VLNC50/52/55 circuit packs when the VLAN tagging mode parameter is provisioned MUX.

rcf

The Remote Client Fail parameter enables/disables Remote Client Fail message detection and generation.

Values:

  • ENABLE - Enables Remote Client Fail message.

  • DISABLE - Disables Remote Client Fail message (initial value).

This parameter must be enabled at both ends of the circuit in order to function.

When the VLNC50/52/55 circuit pack VLAN tagging mode parameter is provisioned as MUX, changing the Remote Client Fail parameter from ENABLE to DISABLE is denied if the CSF Management Mode parameter is provisioned as ENABLE on any of the associated VCGs.

rcf-almlvl

The Remote Client Fail Alarm Level parameter sets the alarm level for Remote Client Fail when Remote Client Fail is enabled.

Values:

  • Critical

  • Major

  • Minor

  • Not Alarmed (initial value)

rcf-linkdown

The Remote Client Fail Link Shutdown parameter controls link shutdown by Remote Client Fail message reception when Remote Client Fail is enabled.

Values:

  • ENABLE - Enables link shutdown (initial value).

  • DISABLE - Disables link shutdown.

Link Loss Return (LLR) is a feature on some external customer equipment. External customer equipment with Link Loss Return enabled will stop sending link pulses back to the Ethernet circuit pack if the circuit pack has stopped transmitting link pulses to the external customer equipment due to a link shutdown performed by the Remote Client Fail Link Shutdown feature. Therefore, when the Ethernet circuit pack is connected to customer equipment that has the Link Loss Return feature enabled, the Remote Client Fail Link Shutdown (rcf-linkdown) parameter should be disabled to avoid a link shutdown locking problem. Customers planning to use the Client Signal Fail with RCF-Linkdown enabled should disable Link Loss Return (LLR) on the external equipment.

tcamd

TCA Mode Enable. Select Performance → Prov PM Settings from the System View menu to Enable or Disable (initial value) performance monitoring Threshold Crossing Alert reporting for the specified port.

TCA reporting will not begin until tcamd is enabled and port monitoring mode is enabled (eppm = Enabled), and the port is in service (epmode = IS).

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