Content Deployment with MOSS2007: Remote Upload Request failed – Http 502 Proxy Error

This post is about a specific situation that may happen when doing Content Deployment with MOSS2007: Remote Upload Request failed – Http 502 (aka bad gateway) The HTTP 502 Proxy Error    The content deployment job fails with:  Content deployment job ‘<job name>’ failed.The remote upload Web request failed. The ULS log shows an entry 01/28/2009 09:58:09.07…