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Cisco Bug: CSCub11729 - Upon reload "orphan-port suspend" ports are brought up twice.

Last Modified

Aug 02, 2016

Products (6)

  • Cisco Nexus 5000 Series Switches
  • Cisco Nexus 5596UP Switch
  • Cisco Nexus 5548P Switch
  • Cisco Nexus 5020 Switch
  • Cisco Nexus 5548UP Switch
  • Cisco Nexus 5010 Switch

Known Affected Releases

5.0(3)N2(2b)

Description (partial)

Symptom:

-Upon reload , ports configured with "orphan-port suspend" are brought up and then after the delay restore timer expires , during re-initialization of VPC the port is flapped .

5548up_3#
5548up_3# sh run int e 101/1/1

!Command: show running-config interface Ethernet101/1/1
!Time: Tue May 19 16:34:28 2009

version 5.2(1)N1(1)

interface Ethernet101/1/1
  vpc orphan-port suspend


5548up_3# sh system internal vpcm  event-history interactions

1) Event:E_DEBUG, length:54, at 170186 usecs after Mon May 18 13:51:10 2009
    [104] Orphan ports [1f640000,1f650000,] being reinited


2) Event:E_DEBUG, length:37, at 170069 usecs after Mon May 18 13:51:10 2009
    [104] vPC restore delay timer expired


5548up_3# sh logging | grep 101/1/1
2009 May 18 13:49:51 5548up_3 %ETHPORT-5-SPEED: Interface Ethernet101/1/1, operational speed changed to 10 Gbps
2009 May 18 13:49:51 5548up_3 %ETHPORT-5-IF_DUPLEX: Interface Ethernet101/1/1, operational duplex mode changed to Full
2009 May 18 13:49:51 5548up_3 %ETHPORT-5-IF_RX_FLOW_CONTROL: Interface Ethernet101/1/1, operational Receive Flow Control state changed to off
2009 May 18 13:49:51 5548up_3 %ETHPORT-5-IF_TX_FLOW_CONTROL: Interface Ethernet101/1/1, operational Transmit Flow Control state changed to on
2009 May 18 13:49:52 5548up_3 %ETHPORT-5-IF_UP: Interface Ethernet101/1/1 is upin mode access

2009 May 18 13:51:10 5548up_3 %ETHPORT-5-IF_DOWN_INITIALIZING: Interface Ethernet101/1/1 is down (Initializing)
2009 May 18 13:51:15 5548up_3 %ETHPORT-5-SPEED: Interface Ethernet101/1/1, operational speed changed to 10 Gbps
2009 May 18 13:51:15 5548up_3 %ETHPORT-5-IF_DUPLEX: Interface Ethernet101/1/1, operational duplex mode changed to Full
2009 May 18 13:51:15 5548up_3 %ETHPORT-5-IF_RX_FLOW_CONTROL: Interface Ethernet101/1/1, operational Receive Flow Control state changed to off
2009 May 18 13:51:15 5548up_3 %ETHPORT-5-IF_TX_FLOW_CONTROL: Interface Ethernet101/1/1, operational Transmit Flow Control state changed to on
2009 May 18 13:51:15 5548up_3 %ETHPORT-5-IF_UP: Interface Ethernet101/1/1 is up in mode access


Conditions:

-Upon reload
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