Cisco Bug: CSCvh59195 - ISR4K: QFP crashed due to NAT memory leak
Nov 15, 2019
- Cisco 3G Wireless WAN
Known Affected Releases
Symptom: ISR4K router may crash after user NAT consumed most exmem memory. The ucode crash pointing to add more chunk memory. Monitor below command for user NAT holding memory increases. In below example, 65 chunks with 50MB. #show platform hardware qfp active infrastructure exmem statistics user | incl NAT 65 50599632 50630656 NAT few days later #show platform hardware qfp active infrastructure exmem statistics user | inc NAT 72 57949744 57985024 NAT Conditions: The trigger is when adding/releasing the IP address on the dialer interface.
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Bug Details Include
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