2014-05-27 0:01 GMT-04:00 有澤 健治 <aris...@ar.aichi-u.ac.jp>: > Yan, > > probably, your host is waiting message from the "dial". > simple program such as "dial" is useful for getting diagnostic. > I have similar program named "connect" which is also useful > for connection relay and long been used for may server. > take a look at > http://plan9.aichi-u.ac.jp/netlib/cmd/ > Thanks for such cool tool, I will give it a try.
> > Kenji Arisawa > > On 2014/05/27, at 12:28, yan cui wrote: > > > > 2014-05-26 23:02 GMT-04:00 Bakul Shah <ba...@bitblocks.com>: > >> Does >> >> 9fs localhost >> ls /n/localhost >> >> work on your VM? If that works, and if you can ping in both directions, >> > these tests work on my system > >> the other possibilities are >> a. firewall rules on the linux box or >> b. how you have set up your VM. If you are using it in the "bridge" mode, >> it should work (except for a.). If you are using using the virtualizer's >> (QEMU or VirtualBox or Parallels etc.) stack, you have to setup some port >> forwarding rules. >> > I used KVM, and use virt-manager to config the VM, do not use any advanced > options, just default. I will check the mode. Thanks! > >> >> On May 26, 2014, at 7:37 PM, yan cui <ccuiy...@gmail.com> wrote: >> >> sure. >> >> cat ndb >> ip=192.168.122.71 ipmask=255.255.255.0 ipgw=192.168.122.1 >> sys=super >> dns=192.168.122.1 >> >> cat netstat >> tcp 0 bootes Listen 564 0 :: >> tcp 1 bootes Listen 567 0 :: >> tcp 2 none Listen 110 0 :: >> tcp 3 none Listen 113 0 :: >> tcp 4 none Listen 143 0 :: >> tcp 5 none Listen 17005 0 :: >> tcp 6 none Listen 17006 0 :: >> tcp 7 none Listen 17007 0 :: >> tcp 8 none Listen 17009 0 :: >> tcp 9 none Listen 17010 0 :: >> tcp 10 none Listen 19 0 :: >> tcp 11 none Listen 21 0 :: >> tcp 12 none Listen 22 0 :: >> tcp 13 none Listen 23 0 :: >> tcp 14 none Listen 25 0 :: >> tcp 15 none Listen 513 0 :: >> tcp 16 none Listen 53 0 :: >> tcp 17 none Listen 565 0 :: >> tcp 18 none Listen 7 0 :: >> tcp 19 none Listen 9 0 :: >> tcp 20 none Listen 993 0 :: >> tcp 21 none Listen 995 0 :: >> tcp 22 network Closed 0 0 :: >> tcp 23 network Closed 0 0 :: >> tcp 24 network Closed 564 57021 192.168.122.1 >> tcp 25 network Closed 39452 567 192.168.122.71 >> tcp 26 network Closed 40392 567 192.168.122.71 >> tcp 27 network Closed 567 57328 192.168.122.71 >> tcp 28 network Closed 567 40392 192.168.122.71 >> udp 0 network Closed 0 0 :: >> >> >> >> 2014-05-26 22:26 GMT-04:00 Skip Tavakkolian <skip.tavakkol...@gmail.com>: >> >>> can you supply the output from your cpu? >>> % cat /net/ndb >>> % netstat -n >>> >>> >>> >>> On Mon, May 26, 2014 at 7:18 PM, yan cui <ccuiy...@gmail.com> wrote: >>> >>>> plan9 auth+cpu+file server runs on vm, >>>> >>>> $ telnet 192.168.122.71 564 >>>> Trying 192.168.122.71... >>>> Connected to 192.168.122.71. >>>> Escape character is '^]'. >>>> Then, no response. >>>> >>>> >>>> >>>> >>>> >>>> 2014-05-26 21:51 GMT-04:00 Skip Tavakkolian <skip.tavakkol...@gmail.com >>>> >: >>>> >>>> the firewall here wont answer pings. >>>>> >>>>> you could check with netstat on your plan 9 and/or traceroute from >>>>> your linux system. btw, does your plan 9 cpu run in a vm? also does >>>>> telnet >>>>> on the linux system behave the same way as your dial? e.g. >>>>> $ telnet <yourip> 564 >>>>> >>>>> >>>>> >>>>> On Mon, May 26, 2014 at 6:30 PM, yan cui <ccuiy...@gmail.com> wrote: >>>>> >>>>>> interesting. >>>>>> I also dial tcp!www.9netics.com!http, but failed. Actually, >>>>>> I cannot even ping it successfully. (other sites such as >>>>>> www.google.com can be pinged on my system.) By the way, if fossil >>>>>> uses another ip, how to find that? >>>>>> >>>>>> >>>>>> 2014-05-26 20:52 GMT-04:00 Skip Tavakkolian < >>>>>> skip.tavakkol...@gmail.com>: >>>>>> >>>>>> works here (see below). i wonder if fossil is announcing on a >>>>>>> different ip than you're expecting? >>>>>>> >>>>>>> % 9c dial.c >>>>>>> % 9l -o dial dial.o >>>>>>> % ./dial tcp!www.9netics.com!http >>>>>>> GET / HTTP/1.0 >>>>>>> >>>>>>> HTTP/1.1 200 OK >>>>>>> Server: Plan9 >>>>>>> Date: Tue, 27 May 2014 00:50:46 GMT >>>>>>> ETag: "364d3v1b" >>>>>>> Content-Length: 2682 >>>>>>> Last-Modified: Thu, 29 Aug 2013 22:51:43 GMT >>>>>>> Content-Type: text/html >>>>>>> Connection: close >>>>>>> >>>>>>> <!DOCTYPE html> >>>>>>> <html> >>>>>>> >>>>>>> ... >>>>>>> >>>>>>> >>>>>>> On Mon, May 26, 2014 at 5:13 PM, Nick Owens <misch...@9.offblast.org >>>>>>> > wrote: >>>>>>> >>>>>>>> yan, >>>>>>>> >>>>>>>> did you try to use packet capture software like wireshark, or >>>>>>>> snoopy(8) >>>>>>>> on plan 9, to see the packets? >>>>>>>> >>>>>>>> running wireshark on linux, and snoopy on plan 9, will give you >>>>>>>> insight >>>>>>>> into if the packets reach the other side successfully. >>>>>>>> >>>>>>>> On Mon, May 26, 2014 at 08:06:21PM -0400, yan cui wrote: >>>>>>>> > Hi all, >>>>>>>> > >>>>>>>> > I used a program to dial from one system to another system, >>>>>>>> but >>>>>>>> > it gives a connection time out error. I have searched on Internet >>>>>>>> for a >>>>>>>> > long time and cannot get a solution. Could you please provide some >>>>>>>> > suggestions or hints? Basically, one system is Linux based system >>>>>>>> with rc >>>>>>>> > shell installed (we call it A). The other one is a auth+cpu+file >>>>>>>> server >>>>>>>> > (we call it B). On B, I have used fossil/conf command to listen >>>>>>>> tcp!*!564. >>>>>>>> > On A, I executed dial tcp!<B's ip address>!564, but it reports a >>>>>>>> time out >>>>>>>> > error after waiting some time. Results are the same when A is a >>>>>>>> plan9 >>>>>>>> > terminal. By the way, I can ping A to B successfully. What could >>>>>>>> be the >>>>>>>> > possible problems? >>>>>>>> > >>>>>>>> > >>>>>>>> > Thanks, Yan >>>>>>>> > >>>>>>>> > -- >>>>>>>> > Think big; Dream impossible; Make it happen. >>>>>>>> >>>>>>> >>>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> Think big; Dream impossible; Make it happen. >>>>>> >>>>> >>>>> >>>> >>>> >>>> -- >>>> Think big; Dream impossible; Make it happen. >>>> >>> >>> >> >> >> -- >> Think big; Dream impossible; Make it happen. >> >> >> > > > -- > Think big; Dream impossible; Make it happen. > > > -- Think big; Dream impossible; Make it happen.
