Configuring An-clause
You can use the an-clause functionality to enable support for 1G Electrical SFP
This feature is only supported on Broadcom platforms
Reference
Example
pbnoscli# configure terminal
pbnoscli(config)# interface ethernet Ethernet2/1
pbnoscli(config-if)# an
an-clause Auto-Negotiation clause
pbnoscli(config-if)# an-clause cl37
pbnoscli(config-if)# end
pbnoscli# show running-config
configure terminal
interface ethernet Ethernet2/1
an-clause cl37
!
interface mgmt
ip address 10.4.4.53/23 gateway 10.4.4.1
!
pbnoscli#