ping to what? you can use netwatch tool and configure up n down scripts as required. or use separate scripts for more customized control and send sms as required.

Few scripts for your reference.

Script#1, to send alert when WAN goes down.

Code: Select all

# WAN 1 Monitor Script for mikrotik by using two internet host
# With optional Email and SMS Alert, modem is attached to local mikrotik in this example
# but i have added kannel sms gateway and gmail option too. Added many variables
# by Syed Jahanzaib
# http://aacable.wordpress.com
# Email : aacable at hotmail dot com
# Script Last Modified : 25-NOV-2015 / 13:00

# Set variables
:local i 0;
:local F 0;
:local date;
:local time;
:global "DSL1netstatus"
:global "dsl1netlastchange"

# Check dsl-1 GATEWAY to be monitored (Currently we are monitoring internet host AROOT DNS)
:global dsl1host1 "4.2.2.1"
:global dsl1host2 "199.7.83.42"

# Number of Ping Count, how many times each host should ping
:local PINGCOUNT "30"

# PING HTRESHOLD, Multiply above value with 2 , so if you have select 5 in above example, then set below $PINGTS to 10
:local PINGTS "60"

# Setting SMS Number for admin
:local cell1 "03333021909"

# Company Name
:local COMPANY "JAHAN.ZAIB"

#If you dont have kannel sms gateway ignore this.
:local KURL "http://KANNEL_IP:13013/cgi-bin/sendsms"
:local KID "kannel"
:local KPASS "kpass"

# SMS Msg format for localy attached modem in mikrotik
:local MSGDOWN "$COMPANY WAN ALERT: DSL-1 is DOWN."
:local MSGUP "$COMPANY WAN INFO: DSL-1 is UP"

# Set USB Port on which usb modme is connected in Mikrotik
:local PORT "usb3"

# SMS Msg format for Kannel SMS gateway 
#:local MSGDOWN "$COMPANY+WAN+ALERT:+DSL-1+is+DOWN."
#:local MSGUP "$COMPANY+WAN+INFO:+DSL-1+is+UP"


# Gmail SMTP Address / If you dont want to send email disable these
:global "gmailsmtp"
:set gmailsmtp [:resolve "smtp.gmail.com"];
:local GMAILID "yourid@gmail.com"
:local GMAILPASS "yourpassword"

# Alerts n info m Send to following Support addresses
:local TO1 "aacable @ hotmail . com"

# Email Subject for DOWN Alert
:local SUBDOWN "$[/system clock get date] $[/system clock get time] -- $COMPANY_ALERT: dsl-1 Primary Internet Link DOWN"
# Email Body for DOWN Alert
:local BODYDOWN "-- dsl-1 Primary Internet Link  at $COMPANY DATA CENTER not responding, \n\nPlease check conectivity... \n\n>>>  Script Designed by ***   Syed_Jahanzaib   ****  <<<"

# Email Subject for UP Alert
:local SUBUP "$[/system clock get date] $[/system clock get time] -- $COMPANY_INFO: dsl-1 Primary Internet Link is now UP"
# Email Body for UP Alert
:local BODYUP "-- dsl-1 Primary Internet Link  at $COMPANY DATA CENTER have been restored \n\n>>>  Script Designed by ***   Syed_Jahanzaib   ****  <<<"



#######################################
#######################################
########## Start the SCRIPT ###########
########## DONOT EDIT BELOW ###########
#######################################
#######################################

# PING each host $PINGCOUNT times
# IF NOT A SINGLE PING SUCCESSFULL THEN CONSIDER LINK DOWN ## ZAIB
:for i from=1 to=$PINGCOUNT do={
if ([/ping $dsl1host1 count=1]=0) do={:set F ($F + 1)}
if ([/ping $dsl1host2 count=1]=0) do={:set F ($F + 1)}
:delay 1;
};


# If no response (all ping counts fails for both hosts, Time out, then LOG down status and take action 
:if (($F=$PINGTS)) do={
:if (($DSL1netstatus="UP")) do={
:set DSL1netstatus "DOWN";

# Also add status in global variables to be used as tracking 
:set date [/system clock get date];
:set time [/system clock get time];
:set dsl1netlastchange ($time . " " . $date);


##################################################
####### FOR DOWN STATUS, CHANGE THE RULES ########
##################################################

# If the link is down, then LOG info and warning in Mikrotik LOG window [Zaib]
:log error "DSL1  Gateway Not Responding..."

# "Emailing the DOWN status. . . "
#/tool e-mail send to="$TO1" subject="$SUBDOWN" body="$[/system clock get date] $[/system clock get time]:$BODYDOWN" from=$GMAILID password=$GMAILPASS  server=$gmailsmtp start-tls=yes 

# Send SMS via KANNEL
#/tool fetch url="$KURL\?username=$KID&password=$KPASSto=$cell1&text=$MSGDOWN"

# Send SMS via Mikrotik attached modem
/tool sms send port=$PORT phone-number=$cell1 message="$MSGDOWN" channel=0


# Disable pppoe-out1 wan1 dialer and try to re-connect one time only
:log error "DISABLING PPPOE-OUT1 WAN DIALER"
/interface pppoe-client disable pppoe-out1
:delay 10
:log warning "ENABLING PPPOE-OUT1 WAN DIALER"
/interface pppoe-client enable pppoe-out1


##################################################
####### FOR UP STATUS, CHANGE THE RULES ########
##################################################
# If ping is ok for 1 host as well reply received, then LOG UP and take action as required
} else={:set DSL1netstatus "DOWN";}
} else={
:if (($DSL1netstatus="DOWN")) do={

:set DSL1netstatus "UP";
# If link is UP, then LOG info and warning in Mikrotik LOG window [Zaib]
log warning "DSL1  Gateway RESTORED ..."

# "Emailing the UP status. . . "
#/tool e-mail send to="$TO1" subject="$SUBUP" body="$[/system clock get date] $[/system clock get time] $BODYUP" from=$GMAILID password=$GMAILPASS server=$gmailsmtp start-tls=yes 

# Send SMS via KANNEL Gateway
#/tool fetch url="$KURL\?username=$KID&password=$KPASSto=$cell1&text=$MSGUP"
    
# Send SMS via Mikrotik attached modem
/tool sms send port=$PORT phone-number=$cell1 message="$MSGUP" channel=0

:set date [/system clock get date];
:set time [/system clock get time];
:set dsl1netlastchange ($time . " " . $date);

} else={:set DSL1netstatus "UP";}
}

Scrip#2, to send sms daily including mikrotik health report.

Code: Select all

# SENDING SMS TO ADMIN FOR DAILY MORNING INFO
:local date;
:local time;
:local PPP  ([/ppp active print count-only])
:local UPTIME [/system resource get uptime]
:local CPU [/system resource get cpu-load]
:set date [/system clock get date];
:set time [/system clock get time];
:local cell1 "03333021909"

:log warning "INFO: Daily info for MIKROTIK  @ $date $time\nActive PPPOE Users = $PPP\nUptime is $UPTIME\nCPU Load = $CPU\nPowered by J."
:log warning "Sending DAILY MORNING ALERT SMS on $cell1 ... by jz"

/tool sms send port=usb3 phone-number=$cell1 message="INFO: Daily info for AA-Johar  @ $date $time\nActive PPPOE Users = $PPP\nUptime = $UPTIME\nCPU Load = $CPU\nPowered by J." channel=0

Script#2, to send reboot alert, when mikrotik reboots. schedule it to run on reboot.

Code: Select all

# SENDING SMS TO ADMINS FOR RESTART ALERT
:delay 30s
:log error "Sending RESTART ALERT SMS ... by jz"

/tool sms send port=usb3 phone-number=03xxxxx message="ALERT: Mikrotik Routerboard CCR restarted now."  channel=0

Some other references.
https://aacable.wordpress.com/tag/mikrotik-sms/