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Cisco Bug: CSCtb35900 - Multi-line NAT pool can peg ME CPU at 99% causing ACE-wide problems

Last Modified

Feb 08, 2017

Products (1)

  • Cisco ACE Application Control Engine Module

Known Affected Releases

3.0(0)A2(1.5a)

Description (partial)

Symptom:

The NAT pool below suffers from NAT pool exhaustion after all ports in the first IP address are used up:

nat-pool 5 10.147.2.11 10.147.2.11 netmask 255.255.255.255 pat
nat-pool 5 10.147.2.12 10.147.2.12 netmask 255.255.255.255 pat
nat-pool 5 10.147.2.13 10.147.2.13 netmask 255.255.255.255 pat
nat-pool 5 10.147.2.14 10.147.2.14 netmask 255.255.255.255 pat


Conditions:

Over 64k conc conns
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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