Cisco Bug: CSCta76335 - Data Throughput Performance impacted when Lawful Intercept is enabled.
Jul 21, 2010
- Cisco 7600 Gateway GPRS Support Node
Known Affected Releases
Symptom: Data Throughtput Performance for all packet sizes will be impacted when PDP's on GGSN are tapped for Lawful Intercept. Conditions: Each of the GGSN Processor on the SAMI card were configured with 500 APN's and one Vrf per APN and 64K PDP's session, rendering a total of 384K PDP sessions per GGSN Card. With this configuration and without LI enable the data throughput for a 64byte size frame was 1.24 Million Packets Per Second at No-Drop-Rate. When 1% of 384K PDP session per GGSN SAMI Card was tapped for Lawful Intercept the data throughput for a 64byte size frame was 648K Packets Per Second at No-Drop-Rate.
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