Your sender service should be SAPSSDCLNT800. Please follow this link
http://help.sap.com/saphelp_nw04/helpdata/en/b9/c5b13bbeb0cb37e10000000a11402f/content.htm
You can use the same for mulitple scenarios. The error what you get is correct.
Your sender service should be SAPSSDCLNT800. Please follow this link
http://help.sap.com/saphelp_nw04/helpdata/en/b9/c5b13bbeb0cb37e10000000a11402f/content.htm
You can use the same for mulitple scenarios. The error what you get is correct.