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Cisco Bug: CSCum13943 - DHCP sessions scale impacted and high cpu with the presence of BNG pie

Last Modified

Aug 08, 2018

Products (1)

  • Cisco ASR 9000 Series Aggregation Services Routers

Known Affected Releases


Description (partial)

CPU may experience high cpu when using dhcp proxy and the BNG pie loaded without any subscriber policies activated or configured on the receiving dhcp access interface.

Standalone DHCP proxy (that is using proxy without any bng/subscriber policies on the access interface) and the BNG feature pie installed and activated.

This problem is NOT seen when you are using dhcp proxy in combination with a subscriber policy.
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