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<body class='hmmessage'><div dir='ltr'>Hi all,<div>I'm trying to implement opennebula on my personal lab as we have some projects with a colleague and it is nice to have disposable VMs, and also we are taking the oportunity to learn about OpenNebula to keep up-to-date :)</div><div><br></div><div>I would like to ask you a question I have, regarding networking, because I'm pretty sure that I'm missing something on the configurations but I cannot realize what.</div><div><br></div><div>We have the following infrastructure:</div><div><div id="inlineImage1" style="display: inline-block"><script type="jsv#2732_"></script><span contenteditable="true"> </span><div style="display: inline-block" unselectable="on" contenteditable="false" class="inlineImage" initheight="586" initwidth="962"><img src="cid:inlineImage1" height="586" width="962"></div><span contenteditable="true"> </span><script type="jsv/2732_"></script></div><br></div><div><div id="inlineImage0" style="display: inline-block"><script type="jsv#2719_"></script><span contenteditable="true"> </span><span contenteditable="true"> And the problem is that from the clients on 192.168.7.0/24 subnet I can ping the VMs on 192.168.254.0/24, but the problem is that from the VM I can only ping 192.168.7.1, 192.168.7.2, and 192.168.7.254 of the 192.168.7.0/24 subnet, and all the other clients from some reason are not reacheable. </span></div><br></div><div><div style="display: inline-block"><span contenteditable="true"><br></span></div></div><div>I'm for sure missing something somewhere, but I cannot figure what. I had already enabled the ip4 forwarding on Host1 for all interfaces, and the following are the contents of /etc/network/interfaces file:</div><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div># The loopback network interface</div></div><div><div>auto lo</div></div><div><div>iface lo inet loopback</div></div><div><div><br></div></div><div><div># The primary network interface</div></div><div><div>allow-hotplug eth0</div></div><div><div>iface eth0 inet static</div></div><div><div> address 192.168.7.1</div></div><div><div> netmask 255.255.255.0</div></div><div><div> gateway 192.168.7.254</div></div><div><div><br></div></div><div><div>auto Vbr0</div></div><div><div>iface Vbr0 inet static</div></div><div><div> address 192.168.7.2</div></div><div><div> netmask 255.255.255.0</div></div><div><div> network 192.168.7.0</div></div><div><div> broadcast 192.168.7.255</div></div><div><div> gateway 192.168.7.254</div></div><div><div> bridge_ports eth1</div></div><div><div> bridge_fd 9</div></div><div><div> bridge_hello 2</div></div><div><div> bridge_maxage 12</div></div><div><div> bridge_maxwait 5</div></div><div><div> bridge_stp off</div></div><div><div><br></div></div><div><div>auto Vbr0:1</div></div><div><div>iface Vbr0:1 inet static</div></div><div><div> address 192.168.254.254</div></div><div><div> netmask 255.255.255.0</div></div><div><div> gateway 192.168.7.2</div></div></blockquote><div><br></div><div><br></div><div>And this is the vnet template I'm using for the VMs:</div><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>onevnet show Public</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>VIRTUAL NETWORK 48 INFORMATION</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>ID : 48</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>NAME : Public</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>USER : oneadmin</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>GROUP : users</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>CLUSTER : -</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>TYPE : RANGED</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>BRIDGE : Vbr0</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>VLAN : No</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>USED LEASES : 1</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div><br></div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>PERMISSIONS</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>OWNER : um-</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>GROUP : u--</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>OTHER : ---</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div><br></div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>VIRTUAL NETWORK TEMPLATE</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>BRIDGE="Vbr0"</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>DESCRIPTION=""</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>DNS="192.168.7.254"</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>GATEWAY="192.168.254.254"</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>NETWORK_ADDRESS="192.168.254.0"</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>NETWORK_MASK="255.255.255.0"</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>PHYDEV=""</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>VLAN="NO"</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>VLAN_ID=""</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div><br></div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>RANGE</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>IP_START : 192.168.254.1</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>IP_END : 192.168.254.253</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div><br></div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>USED LEASES</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>LEASE=[ MAC="02:00:c0:a8:fe:01", IP="192.168.254.1", IP6_LINK="fe80::400:c0ff:fea8:fe01", USED="1", VID="92" ]</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div><br></div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div>VIRTUAL MACHINES</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div><br></div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div> ID USER GROUP NAME STAT UCPU UMEM HOST TIME</div></div></blockquote><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div> 92 admin users Debian 7.5 Base runn 0 256M HOMPLMPKRS 0d 11h23</div></div></blockquote></blockquote><div><br></div><div>If someone realize what I'm doing wrong and could give me an advise?</div><div>May also, it is not the best way to bridge the connection of the VMs to the physical network, but I did not found other way of doing it on the documentation, or at least I did not understood.</div><div><br></div><div>Thanks in advance to all :)</div> </div></body>
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