Users Guide

Table Of Contents
3–QCS CLI Commands
Configure Advanced Port Settings
Doc No. TD-000971 Rev. 1
January 29, 2021 Page 47 Copyright © 2021 Marvell
Configure Advanced Port Settings
Configures FastLinQ
®
Smart Auto Negotiation (SmartAN™) settings at the port
level. This command is only available if the actively selected device is a physical
port device. This feature is available for a selected family of adapters.
SmartAN sets the port link speed to use Smart Auto Negotiation. The SmartAN
feature in the 41000 Series Adapters provides the ability to automatically set up a
link between a 25G adapter and 10G switch over DAC or optics media without
user intervention or manual setup.
Syntax cfg Advanced
[[key] | [key=value]]
Keywords key
Specifies a physical port device setting. The key is case insensitive and must be
specified within double quotes if it contains any spaces or special characters.
Keys include:
DCBXMODE
Selects one of the following data center bridging exchange (DCBX) modes:
IEEE
CEE
Dynamic
By default, this setting is disabled (no mode selected).
FEC AN Mode
Selects which forward error correction (FEC) modes are advertised as
supported and requested during Auto Negotiation. This key applies only to
41000 Series Adapters and only when in Auto Negotiation mode. Options for
this key include:
None. No FEC is advertised as supported.
10G_Firecode: Only Fire Code FEC (FC-FEC) is advertised as
supported on 10G links.
25G_Firecode: Only FC-FEC is advertised as supported on 25G links.
10G_and_25G_Firecode: Only FC-FEC is advertised as supported on
10G and 25G links.
25G_RS: Only Reed-Solomon FEC (RS-FEC) is advertised as
supported on 25G links.