Re: OT - Quagga/CARP

2006-03-30 Thread Dima Dorfman
Michael DeMan <[EMAIL PROTECTED]> wrote: > So, if you already have a route to 10.100.100.0/24 via OSPF to > another machine, then try to... > > ip address 10.100.100.55/24 > > You get an error. Is that the only problem? Someone was talking about funding development to fix something--surely the

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Re: Is there an API for ipfw?

2006-03-30 Thread Takashi Okumura
hi, although it is still in alpha quality, we have a library, named libnetnice, which i think is the best match for your purpose. http://www.netnice.org http://sourceforge.net/projects/netnice if interested, please let me know. or, you may join our libnetnice ML. http:

Re: Is there an API for ipfw?

2006-03-30 Thread Julian Elischer
Mikhail Teterin wrote: Hi! I'm writing an application that, needs to be able to quickly alter the bandwidth between another machine and the host. The only way I can do that -- without another machine's cooperation -- is by using the firewall, such as the dummynet functionality of ipfw. Is

Re: Is there an API for ipfw?

2006-03-30 Thread Bruce M Simpson
On Thu, Mar 30, 2006 at 04:57:42PM -0500, Mikhail Teterin wrote: > Is there any way to create/alter such a pipe from a C-program without using > system("ipfw ")? XORP has a module for IPFW2 which micro-assembles IPFW2 instruction sequences on the fly from a relatively simple filtering rule re

Re: Is there an API for ipfw?

2006-03-30 Thread Luigi Rizzo
On Thu, Mar 30, 2006 at 04:57:42PM -0500, Mikhail Teterin wrote: > Hi! > > I'm writing an application that, needs to be able to quickly alter the > bandwidth between another machine and the host. > > The only way I can do that -- without another machine's cooperation -- is by > using the firewa

Is there an API for ipfw?

2006-03-30 Thread Mikhail Teterin
Hi! I'm writing an application that, needs to be able to quickly alter the bandwidth between another machine and the host. The only way I can do that -- without another machine's cooperation -- is by using the firewall, such as the dummynet functionality of ipfw. Is there any way to create/alt

Re: OT - Quagga/CARP

2006-03-30 Thread Michael DeMan
Yes, Any ideas anywhere? I'm not a BSD kernel guru, but from the other people that responded it seems that the issue is not allowing userland processes to update the routing table with the same subnet if there is a route for that subnet in the UNIX kernel already. You can force the local

Re: OT - Quagga/CARP

2006-03-30 Thread Michael DeMan
Hi, The issue I have is that FreeBSD will not allow quagga to configure an additional interface on the local system if already exists in the routing table. So, if you already have a route to 10.100.100.0/24 via OSPF to another machine, then try to... ip address 10.100.100.55/24 You get