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IPSec general principles overwiev

by on Jun.30, 2009, under Networking, Security Links

ietf-logoHi this article is an output of my long – term digging around security stuff (and by that I mean especially a lot of IPSec things). After months I kept returning for some resources I cannot find anymore I decided to write quick but (hopefully) comprehensive overview of this technology and most if the things involved. So yes this is only… Continue reading

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News and plans

by on Jun.04, 2009, under Uncategorized

computelinks_logoHello everyone,

as you can see I did not post for almost a month which is caused by me being in a new job at computerlinks. As I was not involved with firewalls before (at least not with the type I work with now) there is quite some load of stuff I need to grasp.

So… Continue reading

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Frame-relay multilink and VRF on AR46 platform with VRP 3.40

by on May.18, 2009, under Huawei, Networking

Huawei LogoSo time had come to (finally) leave the IPSec and move on to some other stuff. This scenario will show how to configure Frame Relay multilink, some QoS and all of that in combination with VRF and VRRP technology. As this topic is rather more extensive than the previous ones it will be divided into few parts.

The… Continue reading

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l2tp over IPSec scenario

by on May.10, 2009, under Huawei, Networking, Security Links, windows

Huawei LogoSo this is the long promised scenario that can be used with windows XP (even though it is not really user friendly).

If you need a “PC-client – VPN-concentrator” scenario. Huawei does offer only one-way ticket for you and it is l2tp over IPSec. Unless you want to use some MPLS over IPSec which is in theory also… Continue reading

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FireHOL

by on Apr.19, 2009, under Linux, Networking, Security Links

tuxFirehol is an nice and easy overlay for IPtables – which means it will allow you to manage IPtables without going really learn their syntax by providing simple config file and few scripts that will do the work for you.

For better description see the FireHOL’s  homepage. As this is not a firewall in the real meaning of the Continue reading

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