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Cisco Bug: CSCvs76326 - SDWAN 19.2.1: IPv6 vBond not reachable/UP from vManage when DNS name

Last Modified

Sep 04, 2020

Products (1)

  • Cisco SD-WAN

Known Affected Releases

19.2.1 20.1

Description (partial)

Symptom:
Controllers 19.2.1

A DNS name of vbond is configured in vManage.
The name maps IPv6 address.
vManage can resolve it and ping it.
However vManage cannot recognize the vBond is reachable and UP.

If IPv6 address is directly configured not name in vManage, no problem.

FYI,
When IPv4 address only is used, there is no problem.

Conditions:
vBond is connected with ipv4 and will reject other ipv6 connections.
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Bug Details Include

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