Articles tagged with #Checkpoint




Change IP address on the interface without losing the connection

I happen from time to time to configure from scratch some Checkpoint UTM/Open Server that is thousand miles away. And from experience the best way to do it is when you have out-of-band fast access to the firewall. Of course not always such well-organized beforehand set up is available …



Schedule fw monitor to run unattended via cron

Not a groundbreaking idea but worth remembering that you can also run scheduled fw monitor using the cron. In case you have some problem occurring at the late night hours or you want to run debug at night when system is loaded less or put your case here this is …



FTP inside VPN Checkpoint troubles

Do we need to fix all the problems all the time ? My answer is no. Also I believe in good solution today and dismiss ideal solutions tomorrow. Let me show this on the real case with one of the clients. Client has Checkpoint, lots of Checkpoint, just heaps of it …



Authenticating ssh access on the Checkpoint using external Radius server

Radius Athentication - I got asked few times on this feature, and as surfing through the Checkpoint docs can be a bit tedious, I‘ll put it here. SSH user authentication against external server, in this case using Radius protocol, is possible but only if you have VPN Pro featured firewall …



How to know UTM appliance version on the CLI

This one will be short, just a link to the Tobias Lachmann blog where he shows how using dmidecode you can know what is the version of the UTM you are logged in. Determine UTM-1 appliance series from cli ~~blog.lachmann.org/?p=172~~ the site is down, look here …



fw ctl or checkpoint tables by any other name

Today I want to draw your attention to often overlooked information source – Checkpoint state tables. While running, the firewall creates, keeps and updates various tables it needs for correct functioning. These tables contain parameters that are mostly of use for firewall itself, but you can query them on the cli …



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/



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 …