[dadoremix]

# Set needed variables
:local username TVOJ_USER
:local password TVOJ_PASS
:local hostname TVOJ.dyndns.tv

:global dyndnsForce
:global previousIP 

# print some debug info
:log info ("UpdateDynDNS: username = $username")
:log info ("UpdateDynDNS: password = $password")
:log info ("UpdateDynDNS: hostname = $hostname")
:log info ("UpdateDynDNS: previousIP = $previousIP")

# get the current IP address from the internet (in case of double-nat)
/tool fetch mode=http address="checkip.dyndns.org" src-path="/" dst-path="/dyndns.checkip.html"
:delay 1
:local result [/file get dyndns.checkip.html contents]

# parse the current IP result
:local resultLen [:len $result]
:local startLoc [:find $result ": " -1]
:set startLoc ($startLoc + 2)
:local endLoc [:find $result "" -1]
:local currentIP [:pick $result $startLoc $endLoc]
:log info "UpdateDynDNS: currentIP = $currentIP"

# Remove the # on next line to force an update every single time - useful for debugging,
# but you could end up getting blacklisted by DynDNS!

#:set dyndnsForce true

# Determine if dyndns update is needed
# more dyndns updater request details http://www.dyndns.com/developers/specs/syntax.html

:if (($currentIP != $previousIP) || ($dyndnsForce = true)) do={
   :set dyndnsForce false
   :set previousIP $currentIP
   :log info "$currentIP or $previousIP"
   /tool fetch user=$username password=$password mode=http address="members.dyndns.org" \
      src-path="nic/update?system=dyndns&hostname=$hostname&myip=$currentIP&wildcard=no" \
      dst-path="/dyndns.txt"
   :delay 1
   :local result [/file get dyndns.txt contents]
   :log info ("UpdateDynDNS: Dyndns update needed")
   :log info ("UpdateDynDNS: Dyndns Update Result: ".$result)
   :put ("Dyndns Update Result: ".$result)
} else={
   :log info ("UpdateDynDNS: No dyndns update needed")
}

i to ti ide pod skriptu
dakle
ako ides preko web gui
system>>script
https://www.dropbox.com/s/262p0ierp5...44.37.png?dl=0

i još ti treba schedule da provjerava ip
https://www.dropbox.com/s/0onvmdr59m...46.12.png?dl=0


sa time da moj mikrotik poziva net PPPoE pa je odmah dostupan, tako da sam ja moral u firewall stavit blokade
a ti moras u modem preusmjerit port 80 ili winbox 8291 na taj mikrotik