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Cisco Bug: CSCus51061 - OTV neighbourship fails when change site-id is changed

Last Modified

Aug 15, 2017

Products (1)

  • Cisco IOS

Known Affected Releases


Description (partial)

change site id too quickly can cause otv neighbor not established

show otv will show the following
 AED Capable              : No, overlay neighbor version mismatch

If one change site id too quickly, without waining for isis otv neighbor to go down before assign a new site id (site id change is done by a 'no otv site-id', the followed by configure a new site id, must leave enough time (30 seconds) between these 2 operations.
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