Syed Jahanzaib Personal Blog to Share Knowledge !

October 16, 2017

Restart ppp dialer if getting ‘Private IP’

Filed under: Mikrotik Related — Tags: — Syed Jahanzaib / Pinochio~:) @ 3:42 PM

Reference Post:

Following is short script to reconnect PPPoE dialer if it receives any private IP from the ISP including 10.x.x.x / 172.x.x.x & 192.x.x.x series.

reconnect-with-spouse


# Script to find if wan link have private ip and act accordingly,
# Tested with Mikrotik ROS 5.x & 6.x versions
# 19-APR-2016 / Syed Jahanzaib

# Set your WAN Interface name , i have added pppoe-out1 , change it as required
:local WANINTERFACE
:set WANINTERFACE pppoe-out1

# Find Public IP from pppoe-out1 interface & cut subnet
:local WANIP [/ip address get [find where interface=$WANINTERFACE] address];
:set WANIP [:pick $WANIP 0 ([:len $WANIP]-3) ];

# Match if IP address starts with private address 10.*
:if ($WANIP ~"^[0-9 ]*10") do={
:log warning "Private ip address found !!!"
# Set your action here , like Re-Connect the pppoe-link
# /interface pppoe-client disable pppoe-out-1
# :delay 3
# /interface pppoe-client enable pppoe-out-1
} else={

# Match if IP address starts with private address 172.*
:if ($WANIP ~"^[0-9 ]*172") do={
:log warning "Private ip address found !!!"
# Set your action here , like Re-Connect the pppoe-link
# /interface pppoe-client disable pppoe-out-1
# :delay 3
# /interface pppoe-client enable pppoe-out-1
} else={

# Match if IP address starts with private address 192.*
:if ($WANIP ~"^[0-9 ]*192") do={
:log warning "Private ip address found !!!"
# Set your action here , like Re-Connect the pppoe-link
# /interface pppoe-client disable pppoe-out-1
# :delay 3
# /interface pppoe-client enable pppoe-out-1
} else={

# If above statement do not match, then consider it a public ip and take no action, just log : ~ )
:log warning "Public IP - $WANIP - Found, OK ! No action required"
# OR Set your desire action here if required
}
}
}
# Script Ends Here ...


Reference: https://forum.mikrotik.com/viewtopic.php?t=107231

Regard’s
Syed Jahanzaib

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2 Comments »

  1. wow it work great thanks

    Like

    Comment by dioey — October 16, 2017 @ 3:44 PM


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