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Cisco Bug: CSCvs83794 - Ipv6 tunnel interface is not getting dhcp ip after upgrade from 19.3 to 20.1 in amazon instances.

Last Modified

May 14, 2020

Products (1)

  • Cisco vEdge Router

Known Affected Releases


Description (partial)

Ipv6 tunnel interface is not getting DHCP IP for controllers on amazon instances

If tunnel interface is configured with DHCP ipv6, "vpn 0 interface x ipv6 dhcp-client" and have enabled the iptable tracking, dhcp ipv6 packets were getting dropped.
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