Fortigate BGP - configure and debug

Everyone today speaks BGP: Cisco ,Juniper and ScreenOS firewalls, Fortigate does it, even SonicWall have it as planned feature. The opportunity to see how it works on Fortinet Fortigate firewall recently presented itself and here is the sum up of how I configured and debugged Fortigate BGP set up. Task …



Scan of the week – scan by country scan by continent

Dis+claimer - all this stuff I bring to your attention is for educational purposes only, and what may be fine and ok here and for me can easily get you somewhere else in trouble so use your discretion here . Happy scanning. "...Don't know much about geography" as the song goes …



Install native telnet client on Checkpoint firewall

Some time ago Telnet from inside Checkpoint firewall I wrote how to use awk to imitate telnet in Checkpoint firewall. Later in comments to that post the reader pointed out that there is a native telnet client located on the Splat installation iso image. That’s true , only I think …



Traffic shaping in Checkpoint the Linux way

Quite often I need to work on the Checkpoint firewall access to which in SmartDashboard is close to impossible due to the overloaded internet connection to the firewall and there is no out of band access alternative. Other times doing debug produces huge files (we talk gigabytes here) and if …



awk weekly rule hits statistics checkpoint again

I updated the script and moved it to the 1st page : http://yurisk.info/2012/01/31/awk-weekly-rule-hits-statistics-checkpoint-again/ Follow me on https://www.linkedin.com/in/yurislobodyanyuk/ not to miss what I publish on Linkedin, Github, blog, and more.



awk weekly – Checkpoint Anti Spam statistics or viva les Open Relays

Goooood day everyone again, today I have had another fight with the spam that my client fell victim of. Once upon a time there was not so powerful UTM providing internet to not so crowded office in not so security-aware Central Europe. All would be good and well if not …



Cisco IPS sensor – initial setup

I am using Cisco IPS sensor 4235 unless specified otherwise Initial Configuration. By default , out of the box the sensor has the following defaults: Management IP: 10.1.9.201/24 Default gateway: 10.1.9.1 Allowed access: from the network 10.1.9.201/24 Telnet access: disabled …



awk weekly - how to see Checkpoint logs on command line

Until recently I had never had any need to work with Checkpoint log files without SmartView Tracker. But there is always first time . Client complained on some dropped mail traffic and to even say if there is any problem or not I had to look at relevant logs, not a …



Difference between ebgp-multihop and ttl-security.

Once upon a time reading some CCIE paper at work I asked myself a question : “Why would someone bother to invent ttl-security and even write RFC 5082 The Generalized TTL Security Mechanism (GTSM) about it when multi-hop EBGP feature provides the same end result ?” . First some background. For some reasons …



VPN client stops working in visitor mode after major update

Yesterday I looked at the Checkpoint VPN Secure Client issue . After an upgrade from NGX R65 to R70 VPN client doesn't connect when Visitor mode is enabled . The moment you disable Visitor mode the same client to the same firewall works just fine. This happens often so I bring it …