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Cisco Bug: CSCuw47407 - sessmgr CPU spikes when OCS sends Redirect-URL trailing with ?

Last Modified

Jan 09, 2017

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases 17.3.2 17.6.M0 19.2.d0 19.3.v0 20.0.0 20.0.v0

Description (partial)

sessmgr max CPU bulkstat variable spikes observed on the GW

1) APN is defined with Gy enabled and OCS sends CCA-I or CCA-U with a redirect URL as below

[M] Final-Unit-Indication: 
            [M] Redirect-Server: 
              [M] Redirect-Address-Type: URL (2)
              [M] Redirect-Server-Address:
            [M] Final-Unit-Action: REDIRECT (1)
          [M] Rating-Group: 5

when many such UE's gets redirected by Gy thru redirect-URL trailling with "?" which is follwed by UE  sending HTTP req with redirect-url having '?" ,  sessmgr cpu spikes are observed.
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