inline On Tue, Feb 26, 2013 at 10:51 PM, Ajiva Fan <aji.zq...@gmail.com> wrote:
> greeting, stackers > > i deploy essex with flatdhcp, it works for a long time, but currently > i want to use vlan network, so i deploy a new environment everything > is same as the previous one, just use vlan network. > > here is the probelm: > i cannot ping vm on other compute node > > control node (all-in-one) > public nic(eth0): 172.16.1.12 > vlan nic(eth1): > vlan105 > br105 10.0.12.6 > compute node(nova-compute, nova-network) > public nic(eth0): 172.16.1.13 > vlan nic(eth1): > vlan105 > br105 10.0.12.4 > > now i create 2 vm, one is 10.0.12.5 on control node, another one is > 10.0.12.3 on compute node > > i cannot ping 10.0.12.4 from control node, so i cannot ping 10.0.12.3 > neither > > using tcpdump -nnxx -i eth1 host 10.0.12.3, i capture ARP package from > control node with vlan tag 8100 0069 0806 0001 0800 0604, so i think > it works right so far. but on compute node i use tcpdump -i eth1 host > 10.0.12.3 and get nothing. > > the cables connect to eth1 are plugged into a cisco catalyst 2950 > swither port 22 and 23, working under trunk mode, it allows all vlan > by default > > i guess the problem may be caused by wrong setting of switcher since > packets are dropped, but i'm not very sure. > > You could do: on host connected to port 22 on the switch vconfig add eth1 5 ifconfig eth0.5 10.2.2.2/24 on host connected on port 23 vconfig add eth1 5 ifconfig eth0.5 10.2.2.3/24 and then try to ping through the switch (ping 10.2.2.2) in order switch to rule it out. > after two days search answer on the internet, i've no idea how to > solve this question, so please help me > > _______________________________________________ > 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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