Specifications

Setting Auto-Negotiation and Advertised Ability show port negotiation
4-30 Port Configuration
Setting Auto-Negotiation and Advertised Ability
Purpose
Toreview,disableorenableauto‐negotiation,andtorevieworsetaport’sadvertisedmodeof
operation.
Duringauto‐negotiationandadvertisedability,theport“tells”thedeviceattheotherendofthe
segmentwhatitscapabilitiesandmodeofoperationare.Ifauto‐negotiationisdisabled,theport

revertstothevaluesspecifiedbydefaultspeed,defaultduplex,andtheportflowcontrol
commands.
Innormaloperation,withallcapabilitiesenabled,advertisedabilityenablesaportto“advertise”
thatithastheabilitytooperateinanymode.Theusermaychoosetoconfigureaportsothat
only
aportionofitscapabilitiesareadvertisedandtheothersaredisabled.
Commands
show port negotiation
Usethiscommandtodisplaythestatusofauto‐negotiationforoneormoreports.
Syntax
show port negotiation [port-string]
Parameters
Defaults
Ifport‐stringisnotspecified,auto‐negotiationstatusforallportswillbedisplayed.
Note: Advertised ability can be activated only on ports that have auto-negotiation enabled.
For information about... Refer to page...
show port negotiation 4-30
set port negotiation 4-31
show port mdix 4-31
set port mdix 4-32
clear port mdix 4-33
show port advertise 4-33
set port advertise 4-35
clear port advertise 4-35
port‐string (Optional)Displaysauto‐negotiationstatusforspecificport(s).Fora
detaileddescriptionofpossibleport‐stringvalues,referto“PortString
SyntaxUsedintheCLI”onpage 4‐2.