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Cisco Bug: CSCut35063 - Uplink Etherchannel not transfer switch3 packet while Master power cycle

Last Modified

Feb 16, 2018

Products (233)

  • Cisco Catalyst 2960-S Series Switches
  • Cisco Catalyst 3560E-48PD-SF Switch
  • Cisco Catalyst 3560G-48PS Switch
  • Cisco Catalyst 3750V2-24FS Switch
  • Cisco Catalyst 3750V2-24PS Switch
  • Cisco Catalyst 3560E-48PD-E Switch
  • Cisco Catalyst 2960X-48LPS-L Switch
  • Cisco Catalyst 2960-48TT-S Switch
  • Cisco Catalyst 2960X-24PD-L Switch
  • Cisco Catalyst 3560X-48T-E Switch
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Known Affected Releases

15.0(2)SE6 15.2(2)E1

Description (partial)

The packets received on Switch3 are not transferred on uplink ports of etherchannel about 30 seconds
while master switch(Switch1) goes to down and power cycle and Switch2 is elected as new master.

2960S Stack consisting of three switch.
This stack switch is configured  "stack-mac persistent timer 0"
The issue has been confirmed on below both latest IOS Image.
(15.2(2a)E1 and 15.0(2)SE7)
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Bug Details Include

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