I took a look at your port, and it appears that it is down because the switch has detected you sending BPDUs

show interfaces xe-0/0/10
Physical interface: xe-0/0/10, Enabled, Physical link is Down
  Interface index: 197, SNMP ifIndex: 663
  Description: Longlines
  Link-level type: Ethernet, MTU: 9216, Speed: 10Gbps, Duplex: Full-Duplex,
  BPDU Error: Detected, MAC-REWRITE Error: None, Loopback: Disabled,
  Source filtering: Disabled, Flow control: Enabled
  Device flags : Present Running Down
  Interface flags: Hardware-Down SNMP-Traps Internal: 0x0
  Link flags : None
  CoS queues : 8 supported, 8 maximum usable queues
  Current address: a8:d0:e5:ba:37:cd, Hardware address: a8:d0:e5:ba:37:cd
  Last flapped : 2016-03-24 10:28:52 CDT (00:00:26 ago)
  Input rate : 0 bps (0 pps)
  Output rate : 0 bps (0 pps)
  Active alarms : LINK
  Active defects : LINK
  Interface transmit statistics: Disabled

  Logical interface xe-0/0/10.0 (Index 113) (SNMP ifIndex 674)
    Flags: Device-Down SNMP-Traps Redundancy-Device 0x0 Encapsulation: ENET2
    Input packets : 2986181
    Output packets: 13232054
    Protocol eth-switch
      Flags: None

-----Original Message-----
From: MICE Discuss [mailto:[log in to unmask]] On Behalf Of Dan Winkel
Sent: Thursday, March 24, 2016 10:01 AM
To: [log in to unmask]
Subject: [MICE-DISCUSS] Port Down

Hey All,

I just saw our port to MICE go down. Is there anything going on?

Thanks,
Dan