Date: Thu, 21 Jul 2005 20:41:23 +0200 From: Alex de Kruijff <akruijff@dds.nl> To: vladone <vladone@spaingsm.com> Cc: questions@freebsd.org Subject: Re: my network cards Message-ID: <20050721184123.GA887@Alex.lan> In-Reply-To: <72609155.20050721183402@spaingsm.com> References: <20050714101243.GB739@Alex.lan> <179157131.20050718094034@spaingsm.com> <20050720103626.GA1496@Alex.lan> <20050720223203.GE1496@Alex.lan> <20050720232433.GA4952@Alex.lan> <595298543.20050721131713@spaingsm.com> <20050721104720.GC880@Alex.lan> <72609155.20050721183402@spaingsm.com>
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On Thu, Jul 21, 2005 at 06:34:02PM +0300, vladone wrote: > > I have some problem with, i think, flood attack, i dont know > > exactly. > > My server go down when i put some network cable in switch. I dont > > see > > anything in logs, and that is. Now my network have an linux server, > > but i want to put my server at work (i like it freebsd). > I dont think that my card is the problem. Anyway, i list my network > cards on server: I think it unlikly that your under attack. I think it more likely that there's a problem with the driver / hardware nic. > External interface: > rl0: <RealTek 8139 10/100BaseTX> port 0xec00-0xecff mem 0xeb203000-0xeb2030ff irq 18 at device 19.0 on pci0 > miibus2: <MII bus> on rl0 > rlphy0: <RealTek internal media interface> on miibus2 > rlphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto RealTek is card know to cause troubles. > Internal interface: > fxp1: <Intel 82558 Pro/100 Ethernet> port 0xd400-0xd41f mem 0xeb100000-0xeb1fffff,0xeb200000-0xeb200fff irq 16 at device 12.0 on pci0 > miibus1: <MII bus> on fxp1 > inphy1: <i82555 10/100 media interface> on miibus1 > inphy1: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto > > Strange for me is another: in dmesg.today i have this messages: > rl0: promiscuous mode enabled > rl0: promiscuous mode disabled > rl0: promiscuous mode enabled > rl0: promiscuous mode disabled > rl0: promiscuous mode enabled > rl0: promiscuous mode disabled > I dont understand why my card enter in promiscuous mode. > > And an suggestion: if u have time, modify your firewall to give > different traffic priorities to different client (by IP). This means giving each user there own pipe / queue. I use to have this, but cut it out to make maintence easier. > Thanks for all!! Your very welkom. -- Alex
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