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

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] DNS in DNsmasq

2012-04-24 Thread Ed W
Incidently, before you setup your own recursive server, the big problem I measure is that without a load of traffic, your latencies are just terrible because nothing is in cache... I tested a recursive cache on my rack and it wasn't great, so I looked into the datacenter provided one and had

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

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 adrian@oregan.net wrote: Hi Daryl, There is no switch. I'm trying to build a router and I'm