SAP Knowledge Base Article - Preview

3358728 - How to avoid SNAT ports exhaustion in Commerce Cloud when using JS Storefront


  • Frequent fallbacks to CSR  
  • Http failure to api endpoint, in SSR logs you can find errors like:

jsapps-ssr An unknown http error occurred
jsapps-ssr Http failure response for 0 Unknown Error

  • The same failures to api can be seen in Dynatrace along with connect ETIMEDOUT error:



SAP Commerce Cloud


Spartacus, Composable storefront , KBA , CEC-SPA , SAP Commerce Cloud Spartacus , Problem

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