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Cisco Bug: CSCta83348 - Router does not prioritize packets (QoS) based on DSCP marking

Last Modified

Feb 07, 2017

Products (2)

  • Cisco Small Business RV Series Routers
  • Cisco RVS4000 4-port Gigabit Security Router - VPN

Known Affected Releases

Description (partial)


Voice quality degraded when data traffic is sent at 100 Mbps.


Data traffic rate is at 100 Mbps or higher.   SIP packets and RTP packets are marked with '0x068' and '0xB8' respectively.   QoS trust mode on router and switch is  set to 'DSCP'.
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