Re: Can't browse to some sites.

2008-01-16 Thread David Harel
Dotan Shavit wrote: On Tuesday 15 January 2008, David Harel wrote: Tried to use pastebin.com but the file is binary. Any suggestion? Open the file with ethereal (AKA wireshark) and look for the following packets: 1. DNS query 2. DNS reply 3. SYN 4. SYN ACK (probably missing)

Re: Can't browse to some sites.

2008-01-16 Thread Dotan Shavit
Some lines are missing (e.g. 29, 30) so we can't tell if your machine is ACKing the received packets. Is it? Does ethereal give more info about the red lines? # On Wednesday 16 January 2008, David Harel wrote: Dotan Shavit wrote: On Tuesday 15 January 2008, David Harel wrote: Tried to use

Re: Can't browse to some sites.

2008-01-16 Thread David Harel
Dotan Shavit wrote: Some lines are missing (e.g. 29, 30) so we can't tell if your machine is ACKing the received packets. Is it? Missing packages are of different IP. Does ethereal give more info about the red lines? All red lines have bad checksum errors. (took me a while to figure

Re: Can't browse to some sites.

2008-01-15 Thread Noam Rathaus
Hi, I would guess MTU issues, use (temporarily): ifconfig eth0 mtu 1400 eth0 should be the network/ppp interface you use, if you are connected through a router, and he is the PPP connector use ethN otherwise use pppN On Tuesday 15 January 2008 10:19:37 you wrote: Hi there, At first this

Re: Can't browse to some sites.

2008-01-15 Thread David Harel
Thanks Noam Rathaus wrote: Hi, I would guess MTU issues, use (temporarily): ifconfig eth0 mtu 1400 Didn't help. eth0 should be the network/ppp interface you use, if you are connected through a router, and he is the PPP connector use ethN otherwise use pppN On Tuesday 15 January

Re: Can't browse to some sites.

2008-01-15 Thread Hetz Ben Hamo
I had that issue before with another router (EDIMAX) and then I switched to Linksys. I would suggest to set the MTU to 1452 and see if that works. Thanks, Hetz On Jan 15, 2008 10:40 AM, David Harel [EMAIL PROTECTED] wrote: Thanks Noam Rathaus wrote: Hi, I would guess MTU issues, use

Re: Can't browse to some sites.

2008-01-15 Thread David Harel
Thanks for your help. Hetz Ben Hamo wrote: I had that issue before with another router (EDIMAX) and then I switched to Linksys. If it was the router, wouldn't other machines on my network have the same problem? I would suggest to set the MTU to 1452 and see if that works. Tried both

Re: Can't browse to some sites.

2008-01-15 Thread Aviram Jenik
On Tuesday 15 January 2008 David Harel wrote: Noam Rathaus wrote: Hi, I would guess MTU issues, use (temporarily): ifconfig eth0 mtu 1400 Didn't help. Try: echo 409616384 131072 /proc/sys/net/ipv4/tcp_wmem echo 409687380 174760 /proc/sys/net/ipv4/tcp_rmem (I used to

Re: Can't browse to some sites.

2008-01-15 Thread Shachar Shemesh
David Harel wrote: Same (didn't help). Seems to me as something basic in Linux kernel. Use tcpdump with the -w option and also -s 65535 to capture the traffic and post it somewhere. Let's try to debug this. Shachar = To

Re: Can't browse to some sites.

2008-01-15 Thread David Harel
Aviram Jenik wrote: ifconfig eth0 mtu 1400 Didn't help. Try: echo 409616384 131072 /proc/sys/net/ipv4/tcp_wmem echo 409687380 174760 /proc/sys/net/ipv4/tcp_rmem Same (didn't help). Seems to me as something basic in Linux kernel. (I used to have the same

Re: Can't browse to some sites.

2008-01-15 Thread Ori Idan
I had a similar problem. What I did was to set manually the DNS to use and that solved the problem. -- Ori idan David Harel wrote: Hi there, At first this sounds real stupid so I apologize. I fail to connect to zap.co.il. other computers (MS) on my network go there with out any

Re: Can't browse to some sites.

2008-01-15 Thread David Harel
Shachar Shemesh wrote: David Harel wrote: Same (didn't help). Seems to me as something basic in Linux kernel. Use tcpdump with the -w option and also -s 65535 to capture the traffic and post it somewhere. Tried to use pastebin.com but the file is binary. Any suggestion? Let's try to debug

Re: Can't browse to some sites.

2008-01-15 Thread Dotan Shavit
On Tuesday 15 January 2008, David Harel wrote: Shachar Shemesh wrote: David Harel wrote: Same (didn't help). Seems to me as something basic in Linux kernel. Use tcpdump with the -w option and also -s 65535 to capture the traffic and post it somewhere. Tried to use pastebin.com but the