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Cisco Bug: CSCuq75861 - auto install fails in networks running MST

Last Modified

Feb 01, 2017

Products (13)

  • Cisco Catalyst 2960-X Series Switches
  • Cisco Catalyst 2960X-48LPS-L Switch
  • Cisco Catalyst 2960X-24PS-L Switch
  • Cisco Catalyst 2960X-24PD-L Switch
  • Cisco Catalyst 2960X-24TS-LL Switch
  • Cisco Catalyst 2960X-48TS-LL Switch
  • Cisco Catalyst 2960X-48TD-L Switch
  • Cisco Catalyst 2960X-48LPD-L Switch
  • Cisco Catalyst 2960X-48TS-L Switch
  • Cisco Catalyst 2960X-48FPD-L Switch
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Known Affected Releases


Description (partial)

Zero-touch features like smart install, auto install , PnP will not work in network running MST. Since the connecting port moves to port blocking state duet to permanent Port Type STP Inconsistency or PVID inconsistency.

The default STP mode of the new switch added to the network running MST is  PVST+.
Currently all access switches cat2k,3k, 4k and compact are running PVST+ as default STP mode.
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