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When using a QSFP adapter to convert from 40G to 10G on a spine switch, the interface does not come up.
Release: 13.2(3o) Hardware: N9504+N9K-X9732C-EX
N/A
This issue so far only is found on 3.2(3o): Ethernet1/1 is up (out-of-service) admin state is up, Dedicated Interface Hardware: 1000/10000/100000/40000 Ethernet, address: 0000.0000.0000 (bia 70db.98cb.08b0) MTU 9366 bytes, BW 10000000 Kbit, DLY 1 usec reliability 255/255, txload 1/255, rxload 1/255 Encapsulation ARPA, medium is broadcast Port mode is routed full-duplex, 10 Gb/s, media type is 10G FEC (forward-error-correction) : disable-fec Beacon is turned off Auto-Negotiation is turned on Input flow-control is off, output flow-control is off Auto-mdix is turned off Rate mode is dedicated Switchport monitor is off EtherType is 0x8100 EEE (efficient-ethernet) : n/a Last link flapped 01:44:35 Last clearing of "show interface" counters never 1 interface resets 30 seconds input rate 0 bits/sec, 0 packets/sec 30 seconds output rate 144 bits/sec, 0 packets/sec Load-Interval #2: 5 minute (300 seconds) input rate 88 bps, 0 pps; output rate 168 bps, 0 pps L3 in Switched: ucast: 0 pkts, 0 bytes - mcast: 0 pkts, 0 bytes L3 out Switched: ucast: 0 pkts, 0 bytes - mcast: 0 pkts, 0 bytes RX 0 unicast packets 1101 multicast packets 1 broadcast packets 1102 input packets 171420 bytes 0 jumbo packets 0 storm suppression bytes 0 runts 0 giants 0 CRC 0 no buffer 0 input error 0 short frame 0 overrun 0 underrun 0 ignored 0 watchdog 0 bad etype drop 0 bad proto drop 0 if down drop 0 input with dribble 0 input discard 0 input total drop 0 Rx pause TX 0 unicast packets 436 multicast packets 14 broadcast packets 450 output packets 129187 bytes 0 jumbo packets 0 output error 0 collision 0 deferred 0 late collision 0 lost carrier 0 no carrier 0 babble 0 output discard 0 output total drops 0 Tx pause fab2-spine1# show interface ethernet 1/1 transceiver Ethernet1/1 transceiver is present type is 10Gbase-SR name is CISCO-AVAGO part number is SFBR-7702SDZ-CS5 revision is G2.5 serial number is AGD1542402F nominal bitrate is 10300 MBit/sec Link length supported for 50/125um OM2 fiber is 80 m Link length supported for 62.5/125um fiber is 20 m Link length supported for 50/125um OM3 fiber is 300 m cisco id is -- 3 cisco extended id number is 4 DOM is Disabled
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