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Cisco Bug: CSCtd39602 - OoO packets are dropped when IPS and ZBFW with L4 inspection are enabled

Last Modified

Feb 02, 2017

Products (1)

  • Cisco IOS

Known Affected Releases


Description (partial)

This issue is specific to Zone Based Firewall 12.4.15T and IPS.
Out-of-order packet drops are seen when IPS is configured on one the interface, that is also a part of Zone-based-firewall.
Packets have to come Out-of-order and IPS has to be configured on a interface that is also a part of Zone Based Firewall  12.4.15T
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