#!/bin/sh

password='XXXXXXXXXXXX'  # ssh password
user='admin'             # ssh username
host='192.168.0.1'       # router hostname
prompt='RTX810>'         # show config | grep prompt

{
	cat << EOS
set timeout 5
spawn env LANG=C ssh ${user}@${host}
expect "password:"
send "${password}\n"
expect "${prompt}"
send "show environment | grep Elapsed\n"
expect "${prompt}"
exit 0
EOS
} |
	expect |
	fgrep "Elapsed time from boot:" |
	tr -d '\r' |
	sed -e 's/Elapsed time from boot: //g'