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Cisco 6500 VPN SPA Adapter IPsec traffic is not flowing

Hello. I have an 6500 VPN SPA Adapter. I run a site-to-site, digital certificate authentication scenario.

I have 2 Vlans in my crypto engine, one with a remote-access crypto map, the other with a site-to-site crypto map. I am only using now the site-to-site crypto map.

The IPsec negotiation completes successfully. Still, the traffic between ESN and PSN is not working.

My topology:

ESN( - security gateway ( ---- ( - ipsec interface) cisco spa vpn adapter ( - clear ip interface) --- PSN(

ping from to does not work

running sh crypto engine accelerator statistic all

I see packets dropped statistic incrementing a lot

I have attached my configuration. Please contact me for any other details that may prove useful for you at Thank you very much.

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