Administrator Guide

• Speeds less than one Gig cannot be configured when the asymmetric flow control configuration is on. The
following error is returned:
Can’t configure speed <1G when Asymmetric flowcontrol is on, config ignored
• Dell EMC Networking OS only supports rx on tx on and rx off tx off for speeds less than one Gig
(Symmetric).
NOTE: If you use the disable rx flow control command, Dell EMC Networking recommends
rebooting the system.
NOTE: Dell EMC Networking OS does not support mirroring of tx pause frames.
Example
DellEMC(conf-if-Gi-1/1)# show config
!
interface GigabitEthernet 1/1
no ip address
switchport
no negotiation auto
flowcontrol rx off tx on
no shutdown
...
Example (Values)
This Example shows how Dell EMC Networking OS negotiates the flow control values between two Dell EMC
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
Interfaces
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