Images are not loaded in the device browser
Some device browsers use persistent connections to boost performance by sending multiple requests on the same connection. Unfortunately, certain browsers have improper implementations of the protocol which may cause problems when downloading content such as images. See the proxy server documentation for configuration parameters to increase the number of allowed requests sent on persistent connections or increase the timeout to keep connections alive.
If you are using the WebSphere
® Application Server Edge Components for a reverse proxy server, you can update the following settings to improve such issues:
PersistTimeout 1 minute
Review the proxy server documentation to understand the impact of changing these parameters and to assist in tuning these parameters for your system
Parent topic: Common problems
Using WebSphere Portal remote caching Support