Browsing All Posts filed under »Troubleshootings«

SecurePlatform and grub

November 7, 2012

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This post is a short story and a summary what grub means and how it is used under SPLAT. After installing R70 Provider-1 on an Openserver and upgrading it to R70.40 I do not have experienced any problem. After upgrading from R70.40 to R70.50 the server just booted again and again with kernel panic, there […]

Just a quick note about CoreXL

August 22, 2012

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As a CCSE with about 5 years experienses I must admit I have never had any issue with multicores. But for the CCSE exam it must be clear and have to be saved in our mind. The only required operating system is SecurePlatform, but I am always courious about the other platforms as well. Here […]

Manual Failover

August 7, 2012

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Failover can we generate with a lot of way. One way is with cphaprob, the most complicated way if you do not know it, but I am here for you to understand and use it instead of just an ifdown/ifup for an interface. :-) On the other hand it is an important command for the […]

Again about the processes on R75 SPLAT Firewall

August 7, 2012

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This is a note from a CCSE training when I lost the connection with the training and started my own analysation of the Checkpoint processes. To understand what goes on in the Checkpoint products its worth not just learn the well known processes but just to take a look on the whole operation. Take a […]

Again fw monitor, hopefully the last post

August 7, 2012

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I have always looked for a good documentation about fw monitor and I have find 2 usable doc. One is the official pdf and one in a post from a Checkpoint Expert (you can find them on my posts somewhere..) Actually there is no need to look for a documentation on google as it is […]

drops on IPSO interface

May 15, 2012

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On IPSO the counter for packet drops is almost similar with the cisco drop counters. It is really detailed and can show us many kind of drops. To see if the number iof drops raises we have to check it 2-3 times when the issue arises. I guess with snmp we can monitor that value […]

fw monitor – the missing table

August 22, 2011

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For the fw monitor Checkpoint has wrote a dokumentation with the name fw_monitor_rev1_01.pdf. This document is old and – I guess – was never updated with the missing features that can be used to filter with fw monitor. There is a table that I got actually from the site: http://yurisk.info/2009/12/12/fw-monitor-command-reference/ I just copy it here […]