#!/bin/bash
OUT='PING gw (192.168.1.1) 56(84) bytes of data.
64 bytes from gw (192.168.1.1): icmp_seq=1 ttl=64 time=0.156 ms
64 bytes from gw (192.168.1.1): icmp_seq=2 ttl=64 time=0.143 ms'
VAR=`echo $OUT | awk '{print $3}' | tr -d '()'`
echo $VAR
IyEvYmluL2Jhc2gKCk9VVD0nUElORyBndyAoMTkyLjE2OC4xLjEpIDU2KDg0KSBieXRlcyBvZiBkYXRhLgo2NCBieXRlcyBmcm9tIGd3ICgxOTIuMTY4LjEuMSk6IGljbXBfc2VxPTEgdHRsPTY0IHRpbWU9MC4xNTYgbXMKNjQgYnl0ZXMgZnJvbSBndyAoMTkyLjE2OC4xLjEpOiBpY21wX3NlcT0yIHR0bD02NCB0aW1lPTAuMTQzIG1zJwpWQVI9YGVjaG8gJE9VVCB8IGF3ayAne3ByaW50ICQzfScgfCB0ciAtZCAnKCknYAplY2hvICRWQVI=