Cisco Bug: CSCvs44939 - ASR 9K XR 6.4.2 DHCP Process Crash
Jan 16, 2020
- Cisco Carrier Routing System
Known Affected Releases
Symptom: DHCP Process crashed while trying to access already released memory Conditions: Configure "allow-client-id-change" and "duplicate-mac-allowed" under DHCP IPv4 and bring up a new session for a client, where there is already another active binding with same mac address but different client id. This issue may hit only with high scale.
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.
Bug Details Include
- Full Description (including symptoms, conditions and workarounds)
- Known Fixed Releases
- Related Community Discussions
- Number of Related Support Cases