On the host node, the value of "/proc/sys/net/ipv4/ip_forward" is 1.
On Wed, Jun 6, 2012 at 2:39 PM, Anton Haldin <ahal...@griddynamics.com>wrote: > you can check net.ipv4.ip_forward on machine with ip interface 10.0.8.1 > > i think on this machine you should have nova-network ( it manages iptables > rules, brctl( bridges)) > > also you can use tcpdump on interface of VM to search icmp packets. > > > On Wed, Jun 6, 2012 at 5:34 PM, Leander Bessa Beernaert < > leande...@gmail.com> wrote: > >> >> >> On Wed, Jun 6, 2012 at 2:33 PM, Anton Haldin <ahal...@griddynamics.com>wrote: >> >>> Do you have default router in VM ? >>> netstat -rn >>> >> >> Destination Gateway Genmask Flags MSS Window irtt >> Iface >> 0.0.0.0 10.0.8.1 0.0.0.0 UG 0 0 0 >> eth0 >> 10.0.8.0 0.0.0.0 255.255.255.192 U 0 0 0 >> eth0 >> >> >>> >>> >>> Do you have multinode configuration ? >>> >> if all services on one node, do you have ip_forward enabled? >>> sysctl net.ipv4.ip_forward >>> >>> >>> >> I have one controller node and 4 compute nodes. >> >> >>> >>> >>> On Wed, Jun 6, 2012 at 5:16 PM, Leander Bessa Beernaert < >>> leande...@gmail.com> wrote: >>> >>>> This is what i find inside my vms: >>>> >>>> domain novalocal >>>>> search novalocal >>>>> nameserver 10.0.8.1 >>>> >>>> >>>> I believe the name resolution is working (see output bellow from the >>>> ping command), but the vm's seem unable to access the ip. >>>> >>>>> ping www.google.com >>>>> PING www.l.google.com (74.125.230.16) 56(84) bytes of data. >>>> >>>> >>>> On Wed, Jun 6, 2012 at 2:12 PM, Anton Haldin >>>> <ahal...@griddynamics.com>wrote: >>>> >>>>> dns ? resolv.conf in VM >>>>> >>>>> On Wed, Jun 6, 2012 at 4:51 PM, Leander Bessa Beernaert < >>>>> leande...@gmail.com> wrote: >>>>> >>>>>> Hello, >>>>>> >>>>>> I'm having trouble accessing the outside world from within my >>>>>> instances. For instance, i can ping other instances on my network but i >>>>>> am >>>>>> unable to ping www.google.com. >>>>>> >>>>>> Any ideas? >>>>>> >>>>>> >>>>>> Regards, >>>>>> >>>>>> Leander >>>>>> >>>>>> _______________________________________________ >>>>>> Mailing list: https://launchpad.net/~openstack >>>>>> Post to : openstack@lists.launchpad.net >>>>>> Unsubscribe : https://launchpad.net/~openstack >>>>>> More help : https://help.launchpad.net/ListHelp >>>>>> >>>>>> >>>>> >>>> >>> >> >
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