Added code to send ICMP timestamp request.

Signed-off-by: Prashanth Katti <prkatti1@in.ibm.com>
Change-Id: Iba6344033f98f020a00e27ed695dcdca6d5d054a
diff --git a/lib/resource.robot b/lib/resource.robot
index 698c34b..58b5b9c 100755
--- a/lib/resource.robot
+++ b/lib/resource.robot
@@ -47,10 +47,14 @@
 ${OS_WAIT_TIMEOUT}  ${15*60}
 
 # Networking related parameters
-${NETWORK_PORT}        80
-${PACKET_TYPE}         tcp
-${NETWORK_RETRY_TIME}  6
-${NETWORK_TIMEOUT}     18
+${NETWORK_PORT}            80
+${PACKET_TYPE}             tcp
+${ICMP_PACKETS}            icmp
+${NETWORK_RETRY_TIME}      6
+${NETWORK_TIMEOUT}         18
+${ICMP_TIMESTAMP_REQUEST}  13
+${ICMP_ECHO_REQUEST}       8
+
 # BMC debug tarball parameter
 ${DEBUG_TARBALL_PATH}  ${EMPTY}