@hanspeter.bornhauser
You need to open port 9000: - please find test code below including the set_proxy_port function (must include the L at the end eg 9000L). This should work. Let me know how you get on. This is for windows operating system - if you are using the standalone mac proxy use port 36036.
library(devtools)install_github("ahmedmohamedali/eikonapir")library(eikonapir)eikonapir::set_proxy_port(9000L)eikonapir::set_app_id('Your App Key Here')result <- get_symbology(list("MSFT.O","GOOG.O", "IBM.N"),"RIC",list("ISIN"),raw_ouput= FALSE,debug=FALSE)print(result)