I have port issue on my Cisco MDS 9148 FC. It has no light on that port.
fc1/12 is down (Link failure or not-connected) Hardware is Fibre Channel, SFP is short wave laser w/o OFC (SN) Port WWN is 20:0c:00:2a:6a:8b:ce:00 Admin port mode is FX, trunk mode is off snmp link state traps are enabled Port vsan is 1 Receive data field Size is 2112 Beacon is turned off 5 minutes input rate 0 bits/sec,0 bytes/sec, 0 frames/sec 5 minutes output rate 0 bits/sec,0 bytes/sec, 0 frames/sec 176 frames input,12656 bytes 0 discards,0 errors 0 invalid CRC/FCS,0 unknown class 0 too long,0 too short 203 frames output,12056 bytes 0 discards,0 errors 0 input OLS,0 LRR,15 NOS,25 loop inits 26 output OLS,17 LRR, 12 NOS, 20 loop inits Interface last changed at Tue Oct 30 09:03:21 2018
Last clearing of "show interface" counters :never
I asked a cable team to check cable that connects to fc1/12 port. They verified cable and said cable is good even they swapped new GIBC but still has no light on that port. Anyone can help me to fix it ? I am newbie on switch. Thank you.