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Cisco Bug: CSCuq66242 - ZBF+ISM+DMVPN requires explicit permit for GRE traffic

Last Modified

Nov 27, 2020

Products (2)

  • Cisco 2600 Series Multiservice Platforms
  • Cisco 2600 Series Multiservice Platforms

Known Affected Releases

15.2(4)M6

Description (partial)

Symptom:
When using a router configured with ZBF and DMVPN, the tunnel doesn't pass traffic.

Conditions:
The router must have the following configured on it
Zone Based Firewall
DMVPN
ISM VPN card
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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