error while making connection to SAP

i am getting following error while making connection to SAP -
LOCATION CPIC (TCP/IP) on local host with Unicode
ERROR partner ‘saphrq01.it.helsinki.fi:4803’ not reached
TIME Thu Jun 22 14:05:05 2017
RELEASE 721
COMPONENT NI (network interface)
VERSION 40
RC -10
MODULE nixxi.cpp
LINE 3289
DETAIL NiPConnect2: 128.214.20.35:4803
SYSTEM CALL connect
ERRNO 10060
ERRNO TEXT WSAETIMEDOUT: Connection timed out
COUNTER 13

Anybody having any idea on this?