hi
you can try with interface monitoring align with BPMon.check out, like normal PI Channel Monitoring.
https://websmp110.sap-ag.de/~sapdownload/011000358700000300442008E/IFMon_Capabilities.pdf
Also other posiblities using GRMC in older ways http://help.sap.com/saphelp_nw70/helpdata/en/6d/6fe040852f712ae10000000a155106/content.htm
Thanks
Jansi