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Re: [coLinux-users] Invalid checksums
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From: Paradise <par...@gm...> - 2004-10-10 18:02:29
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Hi, my case is same with you, with same network card and bridged connection, cannot ssh to colinux from host but my other pc on the network has no problem at all. On Sat, 9 Oct 2004 20:31:33 +0200, Xavier Brouckaert <xav...@gm...> wrote: > Hi, > > I'm running CoLinux 0.6.2 on Windows 2000 SP4 to run a Debian image. > I've got invalid checksums which makes impossible to run an ssh > session between the host and colinux. I'm using a bridged ethernet > connection. > > My configuration is : > <?xml version="1.0" encoding="UTF-8"?> > <colinux> > <block_device index="0" > path="\DosDevices\e:\colinux\Debian-20040605-mit.ext3.1610mb" > enabled="true" /> > <block_device index="1" path="\DosDevices\e:\colinux\swap_512Mb" > enabled="true"></block_device> > <bootparams>root=/dev/cobd0</bootparams> > <image path="vmlinux" /> > <memory size="128" /> > <!-- <network index="0" type="tap" /> --> > <network index="0" type="bridged" name="Marvell" /> > </colinux> > > A sample tethereal trace (host=192.168.1.100, colinux=192.168.1.102) > of a putty ssh connection: > No. Time Source Destination Protocol Info > 3 0.008588 192.168.1.100 192.168.1.102 TCP > 1163 > 22 [SYN] Seq=0 Ack=0 Win=65535 Len=0 MSS=1460 > 4 0.008769 192.168.1.100 192.168.1.102 TCP > 1163 > 22 [SYN] Seq=0 Ack=0 Win=65535 Len=0 MSS=1460 > 5 0.023884 192.168.1.102 192.168.1.100 TCP > 22 > 1163 [SYN, ACK] Seq=0 Ack=1 Win=5840 Len=0 MSS=1460 > 6 0.023902 192.168.1.100 192.168.1.102 TCP > 1163 > 22 [ACK] Seq=1 Ack=1 Win=65535 [CHECKSUM INCORRECT] Len=0 > 7 0.024081 192.168.1.100 192.168.1.102 TCP > [TCP Dup ACK 6#1] 1163 > 22 [ACK] Seq=1 Ack=1 Win=65535 Len=0 > 8 0.024373 192.168.1.102 192.168.1.100 TCP > 22 > 1163 [SYN, ACK] Seq=0 Ack=1 Win=5840 Len=0 MSS=1460 > 9 0.024387 192.168.1.100 192.168.1.102 TCP > 1163 > 22 [ACK] Seq=1 Ack=1 Win=65535 [CHECKSUM INCORRECT] Len=0 > 10 0.024564 192.168.1.100 192.168.1.102 TCP > [TCP Dup ACK 9#1] 1163 > 22 [ACK] Seq=1 Ack=1 Win=65535 Len=0 > > As you can see, there are some packets with an invalid checksum and > others with a valid checksum. > > The network card is a "Marvell Yukon Gigabit Ethernet > 10/100/1000Base-T Adapter, Copper RJ-45" running at 100Mbps. > > It only happens between the host and colinux. On colinux, I can > flawlessly install packages and so on... > > Any idea why it happens ? > > Thank you, > Xavier Brouckaert > > ------------------------------------------------------- > This SF.net email is sponsored by: IT Product Guide on ITManagersJournal > Use IT products in your business? Tell us what you think of them. Give us > Your Opinions, Get Free ThinkGeek Gift Certificates! Click to find out more > http://productguide.itmanagersjournal.com/guidepromo.tmpl > _______________________________________________ > coLinux-users mailing list > coL...@li... > https://lists.sourceforge.net/lists/listinfo/colinux-users > -- Regards, Paradise |
