Re: [Dnsmasq-discuss] Slow response to DHCPDISCOVER

2013-07-02 Thread n22e113
Daryl may still be correct. Linux's bridge module also implements the learning phase (for detection of loops) before it begins forwarding packets. An old thread; but I had a similar problem with slow DHCP response and Linux bridging was indeed the problem. My OS=Debian squeeze. Had to change /

Re: [Dnsmasq-discuss] Slow response to DHCPDISCOVER

2012-04-24 Thread richardvo...@gmail.com
Daryl may still be correct. Linux's bridge module also implements the learning phase (for detection of loops) before it begins forwarding packets. On Tue, Apr 24, 2012 at 10:38 PM, Adrian May wrote: > Hi Daryl, > > There is no switch. I'm trying to build a router and I'm plugging clients > dire

Re: [Dnsmasq-discuss] Slow response to DHCPDISCOVER

2012-04-24 Thread Adrian May
Hi Daryl, There is no switch. I'm trying to build a router and I'm plugging clients directly into it. It's actually a little fanless thing with 8 ethernet ports, 7 of which I bridge to make the private LAN, and the other of which dials pppoe. I installed ubuntu server 10.04, followed by the b

Re: [Dnsmasq-discuss] Slow response to DHCPDISCOVER

2012-04-24 Thread Daryl Richards
Actually, the "10 dollar domestic router" fix points to the probable solution. You likely have spanning tree turned on on your usual switch, which will block all traffic on that port for the first 50 seconds after a link state change. Either switch to rapid spanning tree, or look into your switch's

Re: [Dnsmasq-discuss] Slow response to DHCPDISCOVER

2012-04-24 Thread Simon Kelley
On 24/04/12 04:21, Adrian May wrote: Hi Simon, In the meantime I installed ClearOS, which uses dnsmasq. Now the PCs get served fast but my embedded boards are still not getting IPs. If I plug these embedded boards into my 10 dollar domestic router, they get an IP instantly. I already tried setti

Re: [Dnsmasq-discuss] Slow response to DHCPDISCOVER

2012-04-23 Thread Adrian May
Hi Simon, In the meantime I installed ClearOS, which uses dnsmasq. Now the PCs get served fast but my embedded boards are still not getting IPs. If I plug these embedded boards into my 10 dollar domestic router, they get an IP instantly. I already tried setting bootp-dynamic and dhcp-broadcast

Re: [Dnsmasq-discuss] Slow response to DHCPDISCOVER

2012-04-23 Thread Simon Kelley
On 23/04/12 12:02, Adrian May wrote: Hi all, I get the same result with dnsmasq, dhcp3-server and isc, namely, that the client has to send several DHCPDISCOVER packets before the server finally responds after about 30 seconds. This is breaking a couple of embedded platforms because they aren't