Hi ,
please go through the below links,
http://scn.sap.com/community/pi-and-soa-middleware/blog/2013/03/27/alerting-on-aaeaex
http://help.sap.com/saphelp_nw73ehp1/helpdata/en/2c/f0a3d4540c4c9a9af65139801ef826/content.htm
http://scn.sap.com/docs/DOC-3525
Regards
srinivas