Date: Thu, 24 Apr 2008 17:53:51 +0100 (BST) From: "Reinhold" <freebsd@violetlan.net> To: freebsd-questions@freebsd.org Subject: Re: brindging ath0 with re0 working, kinda, almost Message-ID: <58454.217.41.34.61.1209056031.squirrel@www.violetlan.net> In-Reply-To: <53948.217.41.34.61.1209032621.squirrel@www.violetlan.net> References: <61065.217.41.34.61.1209026488.squirrel@www.violetlan.net> <fupidm$ptd$1@ger.gmane.org> <53948.217.41.34.61.1209032621.squirrel@www.violetlan.net>
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On Thu, April 24, 2008 11:23, Reinhold wrote: > On Thu, April 24, 2008 10:03, Ivan Voras wrote: > >> Reinhold wrote: >> >> >> >>> I have a bridge set up on re0 and ath0 to get bridge0, here is my >>> ifconfig >>> >>> ath0: flags=8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> >>> metric 0 >>> mtu 2290 >> >>> rl0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu >>> 1500 >>> >>> >> >>> bridge0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 >>> mtu 1500 >> >>> The bridge is working in that both lan and wlan can access the >>> internet perfectly well but the problem lies with accessing each >>> other. >> >> Depending on what your symptoms are, maybe you need to set the mtu of >> all three interfaces to the same value (1500). >> > Hi > Thanks for the quick reply. > > > The symptoms are as follows > When connected to the wlan I can ping the firewall but not one of our > servers, the server ip times out > > This is a ping from one of the laptops connected to the wlan > >> ping 192.168.1.1 > > Pinging 192.168.1.1 with 32 bytes of data: > > > Reply from 192.168.1.1: bytes=32 time=1ms TTL=64 > Reply from 192.168.1.1: bytes=32 time<1ms TTL=64 > Reply from 192.168.1.1: bytes=32 time<1ms TTL=64 > Reply from 192.168.1.1: bytes=32 time<1ms TTL=64 > > > Ping statistics for 192.168.1.1: > Packets: Sent = 4, Received = 4, Lost = 0 (0% loss), > Approximate round trip times in milli-seconds: > Minimum = 0ms, Maximum = 1ms, Average = 0ms > > >> ping 192.168.1.5 > > Pinging 192.168.1.5 with 32 bytes of data: > > > Request timed out. > Request timed out. > Request timed out. > Request timed out. > > > Ping statistics for 192.168.1.5: > Packets: Sent = 4, Received = 0, Lost = 4 (100% loss), > > > When I plug it in on the lan its works perfect with no time outs. > > > How come is the MTU so low on the ath0, but its working at full speed? > The > wlan signal is stronger then any of our other wireless devices I've ever > used before > > Regards > Hi I have changed the mtu on ath0 but it had no affect at all. I ran tcpdump on it and this is what I'm seeing # tcpdump -n -e -t -i ath0 00:19:db:04:86:9e > ff:ff:ff:ff:ff:ff, ethertype ARP (0x0806), length 42: arp who-has 192.168.1.5 tell 192.168.1.177 00:19:db:04:86:9e > ff:ff:ff:ff:ff:ff, ethertype ARP (0x0806), length 42: arp who-has 192.168.1.5 tell 192.168.1.177 00:11:09:3b:f7:f0 > 00:19:db:04:86:9e, ethertype ARP (0x0806), length 60: arp reply 192.168.1.5 is-at 00:11:09:3b:f7:f0 00:19:db:04:86:9e > 00:11:09:3b:f7:f0, ethertype IPv4 (0x0800), length 66: 192.168.1.177.1305 > 192.168.1.5.80: S 3158085845:3158085845(0) win 65535 <mss 1460,nop,wscale 2,nop,nop,sackOK> Any help would be appreciated. Regards
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