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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Hi,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I set up openstack environment on Ubuntu 12.0.4 with 3 nodes according to the starter guide on docs.openstack.org. Everything works well except that the VM instances cannot connect to outside. Among VM instances they can connect to each other.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Attached the network diagram:<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><img width=582 height=625 id="Picture_x0020_13" src="cid:image024.png@01CEBBAA.F7DDDD70"><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>In VM, it can ping the demo-router address 10.5.5.1 (internal) and 10.200.29.33 (external). But it cannot ping out the other external addresses.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Both the public and demo-net network work normally:<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Project Network Name Subnets Associated Shared Status Admin State<o:p></o:p></p><p class=MsoNormal>admin public public-subnet 10.200.29.0/24 No Active Up<o:p></o:p></p><p class=MsoNormal>demo demo-net demo-net-subnet 10.5.5.0/24 No Active Up<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>But the port where the demo router is DOWN<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>(bd10e227) 10.200.29.33 network:router_gateway DOWN UP<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>The port info:<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><h4>Port<o:p></o:p></h4><div class=MsoNormal align=center style='text-align:center'><hr size=2 width="100%" align=center></div><p class=MsoNormal>Name<o:p></o:p></p><p class=MsoNormal style='margin-left:.5in'>None<o:p></o:p></p><p class=MsoNormal>ID<o:p></o:p></p><p class=MsoNormal style='margin-left:.5in'>bd10e227-8f83-4804-9f68-a0e643e451e5<o:p></o:p></p><p class=MsoNormal>Network ID<o:p></o:p></p><p class=MsoNormal style='margin-left:.5in'><a href="http://10.200.29.31/horizon/project/networks/d415febb-b387-40e0-9416-32c1b19d5b46/detail">d415febb-b387-40e0-9416-32c1b19d5b46</a><o:p></o:p></p><p class=MsoNormal>Project ID<o:p></o:p></p><p class=MsoNormal style='margin-left:.5in'>-<o:p></o:p></p><p class=MsoNormal>Fixed IP<o:p></o:p></p><p class=MsoNormal style='margin-left:.5in'><b>IP address:</b> 10.200.29.33, <b>Subnet ID</b> 6781dfdc-508b-46c3-89ce-5624f95448d0<o:p></o:p></p><p class=MsoNormal>Mac Address<o:p></o:p></p><p class=MsoNormal style='margin-left:.5in'>fa:16:3e:e2:b2:b3<o:p></o:p></p><p class=MsoNormal>Status<o:p></o:p></p><p class=MsoNormal style='margin-left:.5in'>DOWN<o:p></o:p></p><p class=MsoNormal>Admin State<o:p></o:p></p><p class=MsoNormal style='margin-left:.5in'>UP<o:p></o:p></p><p class=MsoNormal>Attached Device<o:p></o:p></p><p class=MsoNormal style='margin-left:.5in'><b>Device Owner</b>: network:router_gateway<o:p></o:p></p><p class=MsoNormal style='margin-left:.5in'><b>Device ID</b>: 5d43330d-c0ee-4bd5-a76f-b15daad1df2e<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Could anyone please give me some clues to solve this problem?<o:p></o:p></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Best Regards<o:p></o:p></span></p><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></b></p><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Jeff Cai<o:p></o:p></span></b></p><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><br><br></span></b><o:p></o:p></p></div></body></html>