See Access SEFOS.
SEFOS# show interfaces interface-type 0/port
where:
interface-type is either gigabitethernet for the 1GbE RJ-45 ports or extreme-ethernet for the 10GbE SFP+ ports.
port is the port number printed near the connector.
For example, to display detailed status for port 12, type:
SEFOS# show interfaces gigabitethernet 0/12 Gi0/12 up, line protocol is up (connected) Bridge Port Type: Customer Bridge Port Interface SubType: gigabitEthernet Interface Alias: Slot0/12 Hardware Address is 00:01:02:03:04:10 MTU 1500 bytes, Full duplex, 1 Gbps, Auto-Negotiation HOL Block Prevention disabled. CPU Controlled Learning disabled. Auto-MDIX on Input flow-control is off,output flow-control is off Link Up/Down Trap is enabled VLANs Allowed in Trunk Mode : 1-4094 Reception Counters Octets : 924037937 Unicast Packets : 617468 Multicast Packets : 36885 Broadcast Packets : 12622 Discarded Packets : 3604 Error Packets : 0 Unknown Protocol : 0 Transmission Counters Octets : 25085216 Unicast Packets : 318888 Multicast Packets : 13960 Broadcast Packets : 29 Discarded Packets : 0 Error Packets : 0 SEFOS#