Cisco Bug: CSCur20444 - I/O memory leak due to DHCPv6 packets.
Sep 14, 2019
- Cisco Catalyst 4500 Series Switches
Known Affected Releases
Symptom: I/O memory leak observed with small or middle buffer pools showing very few buffers in the free list. Conditions: The issue is seen when DHCPv6 packets are received on the switch, and the port is configured with 'ipv6 dhcp guard'.
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Bug Details Include
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