Concept Guide

Can’t configure Asymmetric flowcontrol when speed <1G, config ignored
• The only conguration applicable to half duplex ports is rx off tx off. The following error is returned:
Cannot configure Asymmetric flowcontrol when speed <1G, config ignored>
• You cannot congure half duplex when the ow control conguration is on (default is rx on tx on). The
following error is returned:
Cannot configure half duplex when flowcontrol is on,
config ignored
NOTE: The ow control must be o (rx off tx off) before conguring the half duplex.
Example (partial)
Dell(conf-if-tengig-0/1)#show config
!
interface TenGigabitEthernet 0/1
no ip address
switchport
no negotiation auto
flowcontrol monitor session 5 rx off tx on
no shutdown
...
Example (Values) This Example shows how the Dell Networking OS negotiates the ow control values between two Dell Networking
chassis connected back-to-back using 1G copper ports.
Configured
LocRxConf LocTxConf RemoteRxConf RemoteTxConf
off off off off
off on
on off
on on
off on off off
off on
on off
on on
on off off off
off on
on off
on on
on on off off
off on
on off
on on
LocNegRx LocNegTx RemNegRx RemNegTx
off off off off
off off off off
off off off off
off off off off
off off off off
off off off off
off on on off
off off off off
off off off off
on off off on
on on on on
on on on on
off off off off
off off off off
on on on on
on on on on
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