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Cisco Bug: CSCsz34491 - ASR1K:VFR crash at ipv4_vfr_egress

Last Modified

Feb 01, 2017

Products (1)

  • Cisco ASR 1000 Series Aggregation Services Routers

Known Affected Releases

12.2(33)XN

Description (partial)

Symptom:
When NAT is configured on ASR and ip virtual reassembly is disabled on ingress interface - the ASR router may experience a crash with special ALG packets which have out of order fragments.
Conditions:
With invalid configuration with NAT, where ip virtual reassembly is disabled on ingress interface, ASR may crash with some special SIP ALG packets.
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