Re: tcp-md5 check for incomming connection

2008-01-30 Thread Niki Denev
On Jan 31, 2008 7:19 AM, Bruce M. Simpson <[EMAIL PROTECTED]> wrote: > The bigger issue w/tcp-md5 is getting security policy 'right'. > bz has more IPSEC hacking experience than I, so I defer to his advice in > this area. > > The way the socket option was originally specified was that once it was >

Re: tcp-md5 check for incomming connection

2008-01-30 Thread Bruce M. Simpson
The bigger issue w/tcp-md5 is getting security policy 'right'. bz has more IPSEC hacking experience than I, so I defer to his advice in this area. The way the socket option was originally specified was that once it was set, all further activity on the socket had to be tcp-md5'd. For an outgoi

Re: tcp-md5 check for incomming connection

2008-01-30 Thread Ingo Flaschberger
Dear Bjoern, Bruce, Looking trough linux, netbsd and Bruce old patch (which works with minimal modification at my freebsd 6.2) I have 3 ideas how md5 could be integrated. 1) netbsd method: http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/netinet/tcp_input.c?rev=1.277&content-type=text/x-cvsw

Re: VLAN problems

2008-01-30 Thread Christopher Cowart
On Wed, Jan 30, 2008 at 11:56:10AM -0200, Alexandre Biancalana wrote: >On 1/30/08, Andrei Kolu <[EMAIL PROTECTED]> wrote: >>>Alexandre Biancalana wrote: This server is an Dell Power Edge 1950, QuadCore 2.83, 2Gb Ram, one bce gigabit interface connected to a gigabit port of a Cisco 4500 in >

Re: VLAN problems

2008-01-30 Thread Tom Judge
Alexandre Biancalana wrote: On 1/30/08, Tom Judge <[EMAIL PROTECTED]> wrote: Do you have any error messages on the console in dmesg? ('cannot pad short frame', 'unable to prepend vlan header' for example). no :( Sorry I'm fresh out of ideas now... Unless you could be should of ram wha

Re: tcp-md5 check for incomming connection

2008-01-30 Thread Ingo Flaschberger
Hi Bjoern, both of this (incoming validation + SPD integ) is on my TODO list on position 10 (I am currently working on item 3) and there is more ipsec work in the middle. I also have tcp-md5 for IPv6 implementation on the same card. I am willing to help or review patches in case someone wants

Re: VLAN problems

2008-01-30 Thread Alexandre Biancalana
On 1/30/08, Tom Judge <[EMAIL PROTECTED]> wrote: > >> Do you have any error messages on the console in dmesg? ('cannot pad > >> short frame', 'unable to prepend vlan header' for example). > > > > no :( > > Sorry I'm fresh out of ideas now... Unless you could be should of ram > what does ne

Re: VLAN problems

2008-01-30 Thread Alexandre Biancalana
On 1/30/08, Andrei Kolu <[EMAIL PROTECTED]> wrote: > > Alexandre Biancalana wrote: > > > This server is an Dell Power Edge 1950, QuadCore 2.83, 2Gb Ram, one > > > bce gigabit interface connected to a gigabit port of a Cisco 4500 in > > > trunk mode. > > Why you are using trunk mode? IIRC then "tr

Re: VLAN problems

2008-01-30 Thread Tom Judge
Alexandre Biancalana wrote: On 1/29/08, Tom Judge <[EMAIL PROTECTED]> wrote: Alexandre Biancalana wrote: Hi Tom ! Thanks for your help! I had to step back the chance an put the "old" gateway back, the performance was unacceptable :-( Looking closer I see that still have the problem using the

Re: VLAN problems

2008-01-30 Thread Vince Hoffman
Tom Judge wrote: > Andrei Kolu wrote: >>> Alexandre Biancalana wrote: This server is an Dell Power Edge 1950, QuadCore 2.83, 2Gb Ram, one bce gigabit interface connected to a gigabit port of a Cisco 4500 in trunk mode. >> >> Why you are using trunk mode? IIRC then "trunk" is used o

Re: VLAN problems

2008-01-30 Thread Tom Judge
Andrei Kolu wrote: Alexandre Biancalana wrote: This server is an Dell Power Edge 1950, QuadCore 2.83, 2Gb Ram, one bce gigabit interface connected to a gigabit port of a Cisco 4500 in trunk mode. Why you are using trunk mode? IIRC then "trunk" is used only between Cisco switches and routers

Re: VLAN problems

2008-01-30 Thread Andrei Kolu
> Alexandre Biancalana wrote: > > This server is an Dell Power Edge 1950, QuadCore 2.83, 2Gb Ram, one > > bce gigabit interface connected to a gigabit port of a Cisco 4500 in > > trunk mode. Why you are using trunk mode? IIRC then "trunk" is used only between Cisco switches and routers and your

Re: tcp-md5 check for incomming connection

2008-01-30 Thread Bjoern A. Zeeb
On Wed, 30 Jan 2008, Bruce M. Simpson wrote: Hi, Ingo Flaschberger wrote: Hi, linux does already support tcp-md5 checks for incomming connections, but freebsd not. I would like to implement this feature into freebsd. Any hints/wishes/considerations that I should consider? Someone(tm) kee