Firewall

• Drop IM Using L7
• Securing your router
• Securing A New RouterOS Install
• Protecting your customers
• How to secure a network using ARP
• Drop port scanners
• Redirect mail traffic to a specified server
• How to Block Customer
• Dmitry on firewalling
• Forwarding a port to an internal IP
• More about N-th matcher
• How to autodetect infected or spammer users and temporary block the SMTP output
• Bruteforce login prevention (FTP & SSH)
• How to Block Websites & Stop Downloading Using Proxy
• L7 Filter
• Calea
• NTH in RouterOS 3.x
• Blocking specific sites with address lists

See also

• MikroTik RouterOS

Forward to a Winbox trough Linux Public IP

Forward to a Winbox trough Linux Public IP

When you want access to winbox without Routerboard have a public IP, it is a simple example

IPTABLES linux

/sbin/iptables -t nat -I PREROUTING -p tcp -d PUBLIC_IP --dport 8291 -j DNAT --to IP_INTERNAL_ROUTERBOARD:8291

Now you test the rules Iptables </pre>iptables –t nat -L

DNAT tcp -- anywhere PUBLIC_IP tcp dpt:8291 to: IP_INTERNAL_ROUTERBOARD:8291</pre>

Now you introduce public IP in the winbox simple and easy