Login to your SAProuter operating system, go to the SAProuter installed directory and execute below command.
cd /usr/sap/saprouter/
> saprouter -l | more Tue Jul 9 08:35:12 2013 SAP Network Interface Router, Version 38.10 Tue Jul 9 08:35:13 2013 peer SAProuter with NI version 38 ... send info-request to running SAProuter ... SAP Network Interface Router running on port 3299 (PID = 13974) Started on: Tue Jul 9 07:58:09 2013 Started by SAP Router on port 64988 (PID = 20610) ID CLIENT | PARTNER service -----------------------------------+--------------------------------------- Total no. of clients: xx Working directory : xx Routtab : /usr/sap/saprouter/saprouttab