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Cisco Bug: CSCus91422 - N7k - SNMP F3 module 1st breakout port skipped when ifTable is polled

Last Modified

Jan 29, 2017

Products (8)

  • Cisco Nexus 7000 Series Switches
  • Cisco Nexus 7000 10-Slot Switch
  • Cisco Nexus 7000 4-Slot Switch
  • Cisco Nexus 7700 6-Slot Switch
  • Cisco Nexus 7000 18-Slot Switch
  • Cisco Nexus 7700 18-Slot Switch
  • Cisco Nexus 7000 9-Slot Switch
  • Cisco Nexus 7700 10-Slot Switch

Known Affected Releases

6.2(10) 6.2(12) 7.2(0)D1(0.402)

Description (partial)

Symptom:
1st Breakout port on a 40G F3 module may get skipped when Iftable (IF-MIB) OID's are polled from SNMP.
IF-MIB::ifDescr.436924416 = STRING: Ethernet2/48
IF-MIB::ifDescr.939528192 = STRING: Ethernet1/1/2
IF-MIB::ifDescr.939532288 = STRING: Ethernet1/1/3
IF-MIB::ifDescr.939536384 = STRING: Ethernet1/1/4

Eth1/1/1 is missing with IfIndex:
Eth1/1/1        939524096  (0x38000000)

Conditions:
40G F3 module with port configured in breakout mode:
interface breakout module 1 port 1 map 10g-4x
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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