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Cisco Bug: CSCsg36471 - C7200/NPE-G2/VSA 12.4(10.8.T1) crashes with 4000 tunnels and PKI

Last Modified

Feb 01, 2017

Products (1)

  • Cisco 7200 Series Routers

Known Affected Releases

12.4(10.8)T1 12.4PI5

Description (partial)


The router may crash due to memory allocation errors when a large number of IKE/IPSEC SA's is in use and RSA-Signature is configured.


The issue has been observed in IOS 12.4(10.8)T1 running on a Cisco 7200 equipped with NPE-G2 and VSA when 4,000 IKE SA's (8,000 IPSEC SA's) are initiated using RSA-Signature as the authentication method.
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