Cisco Bug: CSCur35191 - UDP checksum calculated incorrectly on GTPU when optimize and seq nums
Dec 25, 2016
- Cisco ASR 5000 Series
Known Affected Releases
Symptom: UDP packets carrying GTP-U protocol come out of the gtpu-service with incorrectly calculated checksums. Some customers have eNBs or SecGWs that drop such packets. This results in total outage. Conditions: if sequence number is configured in gtpu service of PGW.
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Bug Details Include
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