<div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">Here's my detailed description for my issue, please help.</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">
<br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">Issue Description:</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">Quantum + OpenVswitch, and use devstack to do all-in-one installation. I only add these lines into my localrc:</div>
<div class="gmail_default"><div class="gmail_default"><font face="arial, helvetica, sans-serif">FIXED_RANGE=<a href="http://20.0.0.0/24">20.0.0.0/24</a></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif">NETWORK_GATEWAY=20.0.0.1</font></div>
<div class="gmail_default"><font face="arial, helvetica, sans-serif">FLOATING_RANGE=<a href="http://192.168.0.80/28">192.168.0.80/28</a></font></div></div><div class="gmail_default"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">
<br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">This is my trace record: <br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">
<br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">OpenStack running at 192.168.0.31</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">
Create a new VM and it's fixed ip is 20.0.0.13</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">Ping an available physical host which ip is 192.168.0.30</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">
<br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">OK: From 20.0.0.13 ping 192.168.0.30</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">
FAILED: From 20.0.0.13 ping 192.168.0.31, no response.</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small"><b><br></b></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">
Record</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">1、Capturing packets in 192.168.0.30</div><div class="gmail_default"><div class="gmail_default" style="font-family:arial,sans-serif;font-size:13px">
<font face="arial, helvetica, sans-serif">IP 192.168.0.82 > <a href="http://192.168.0.30/" target="_blank">192.168.0.30</a>: ICMP echo request, id 51227, seq 1168, length 64</font></div><div class="gmail_default" style="font-family:arial,sans-serif;font-size:13px">
<font face="arial, helvetica, sans-serif">IP 192.168.0.82 > <a href="http://192.168.0.30/" target="_blank">192.168.0.30</a>: ICMP echo request, id 51227, seq 1169, length 64</font></div><div class="gmail_default" style="font-family:arial,sans-serif;font-size:13px">
<font face="arial, helvetica, sans-serif"><br></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif" style="font-family:arial,sans-serif;font-size:13px">2、C</font><font face="arial, helvetica, sans-serif">apturing packets in </font><span style="font-family:arial,helvetica,sans-serif;font-size:13px">192.168.0.31</span></div>
<div class="gmail_default" style="font-family:arial,sans-serif;font-size:13px"><font face="arial, helvetica, sans-serif"><div class="gmail_default">IP 192.168.0.82 > <a href="http://192.168.0.30/" target="_blank">192.168.0.30</a>: ICMP echo request, id 51227, seq 1186, length 64</div>
<div class="gmail_default">IP 192.168.0.82 > <a href="http://192.168.0.30/" target="_blank">192.168.0.30</a>: ICMP echo request, id 51227, seq 1187, length 64</div><div class="gmail_default"><br></div><div class="gmail_default">
3、View all bridges on 31</div><div class="gmail_default"><div class="gmail_default">sysadmin@demo:~$ sudo brctl show</div><div class="gmail_default">bridge name<span style="white-space:pre-wrap"> </span>bridge id<span style="white-space:pre-wrap"> </span>STP enabled<span style="white-space:pre-wrap"> </span>interfaces</div>
<div class="gmail_default">br-ex<span style="white-space:pre-wrap"> </span>0000.72633cb7f342<span style="white-space:pre-wrap"> </span>no<span style="white-space:pre-wrap"> </span>qg-6cd84081-50</div><div class="gmail_default">
br-int<span style="white-space:pre-wrap"> </span>0000.beb48d9b564a<span style="white-space:pre-wrap"> </span>no<span style="white-space:pre-wrap"> </span>qr-6c51a298-38</div><div class="gmail_default"><span style="white-space:pre-wrap"> </span>qvo2321476f-d4</div>
<div class="gmail_default"><span style="white-space:pre-wrap"> </span>qvo25a703b3-ec</div><div class="gmail_default"><span style="white-space:pre-wrap"> </span>qvo32e4f5f4-d4</div><div class="gmail_default"><span style="white-space:pre-wrap"> </span>qvo41470284-88</div>
<div class="gmail_default"><span style="white-space:pre-wrap"> </span>qvof985de57-c3</div><div class="gmail_default"><span style="white-space:pre-wrap"> </span>tapbe16c498-55</div><div class="gmail_default">qbr2321476f-d4<span style="white-space:pre-wrap"> </span>8000.8e6d9159f75c<span style="white-space:pre-wrap"> </span>no<span style="white-space:pre-wrap"> </span>qvb2321476f-d4</div>
<div class="gmail_default"><span style="white-space:pre-wrap"> </span>tap2321476f-d4</div><div class="gmail_default">qbr25a703b3-ec<span style="white-space:pre-wrap"> </span>8000.6a5e33be29af<span style="white-space:pre-wrap"> </span>no<span style="white-space:pre-wrap"> </span>qvb25a703b3-ec</div>
<div class="gmail_default"><span style="white-space:pre-wrap"> </span>tap25a703b3-ec</div><div class="gmail_default">qbr32e4f5f4-d4<span style="white-space:pre-wrap"> </span>8000.deefb2135c56<span style="white-space:pre-wrap"> </span>no<span style="white-space:pre-wrap"> </span>qvb32e4f5f4-d4</div>
<div class="gmail_default"><span style="white-space:pre-wrap"> </span>tap32e4f5f4-d4</div><div class="gmail_default">qbr41470284-88<span style="white-space:pre-wrap"> </span>8000.4226702b5c26<span style="white-space:pre-wrap"> </span>no<span style="white-space:pre-wrap"> </span>qvb41470284-88</div>
<div class="gmail_default"><span style="white-space:pre-wrap"> </span>tap41470284-88</div><div class="gmail_default">qbrc7e49a5a-78<span style="white-space:pre-wrap"> </span>8000.000000000000<span style="white-space:pre-wrap"> </span>no</div>
<div class="gmail_default">qbrf985de57-c3<span style="white-space:pre-wrap"> </span>8000.8eabf640fae6<span style="white-space:pre-wrap"> </span>no<span style="white-space:pre-wrap"> </span>qvbf985de57-c3</div><div class="gmail_default">
<span style="white-space:pre-wrap"> </span>tapf985de57-c3</div><div class="gmail_default">virbr0<span style="white-space:pre-wrap"> </span>8000.000000000000<span style="white-space:pre-wrap"> </span>yes</div><div class="gmail_default">
<br></div><div class="gmail_default">4、View route table on 31</div><div class="gmail_default"><div class="gmail_default">sysadmin@demo:~$ sudo route -n</div><div class="gmail_default">Kernel IP routing table</div><div class="gmail_default">
Destination Gateway Genmask Flags Metric Ref Use Iface</div><div class="gmail_default">0.0.0.0 192.168.0.1 0.0.0.0 UG 100 0 0 eth0</div><div class="gmail_default">20.0.0.0 192.168.0.82 255.255.255.0 UG 0 0 0 br-ex</div>
<div class="gmail_default">192.168.0.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0</div><div class="gmail_default">192.168.0.80 0.0.0.0 255.255.255.240 U 0 0 0 br-ex</div><div class="gmail_default">
192.168.122.0 0.0.0.0 255.255.255.0 U 0 0 0 virbr0</div><div class="gmail_default"><br></div><div class="gmail_default">5、View ifconfig on 31</div><div class="gmail_default"><div class="gmail_default">
<div class="gmail_default">sysadmin@demo:~$ ifconfig br-ex</div><div class="gmail_default">br-ex Link encap:Ethernet HWaddr 72:63:3c:b7:f3:42</div><div class="gmail_default"> inet addr:192.168.0.81 Bcast:0.0.0.0 Mask:255.255.255.240</div>
<div class="gmail_default"> UP BROADCAST RUNNING PROMISC MULTICAST MTU:1500 Metric:1</div><div class="gmail_default"> RX packets:2665 errors:0 dropped:0 overruns:0 frame:0</div><div class="gmail_default">
TX packets:127 errors:0 dropped:0 overruns:0 carrier:0</div><div class="gmail_default"> collisions:0 txqueuelen:0</div><div class="gmail_default"> RX bytes:254850 (254.8 KB) TX bytes:7342 (7.3 KB)</div>
<div class="gmail_default"><br></div><div class="gmail_default">6、View 'ip a' on 31</div><div class="gmail_default"><div class="gmail_default">sysadmin@demo:~$ ip a</div><div class="gmail_default">1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN</div>
<div class="gmail_default"> link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00</div><div class="gmail_default"> inet <a href="http://127.0.0.1/8" target="_blank">127.0.0.1/8</a> scope host lo</div><div class="gmail_default">
inet6 ::1/128 scope host</div><div class="gmail_default"> valid_lft forever preferred_lft forever</div><div class="gmail_default">2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000</div>
<div class="gmail_default"> link/ether 00:15:17:be:28:35 brd ff:ff:ff:ff:ff:ff</div><div class="gmail_default"> inet <a href="http://192.168.0.31/24" target="_blank">192.168.0.31/24</a> brd 192.168.0.255 scope global eth0</div>
<div class="gmail_default"> inet6 fe80::215:17ff:febe:2835/64 scope link</div><div class="gmail_default"> valid_lft forever preferred_lft forever</div><div class="gmail_default">3: eth1: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000</div>
<div class="gmail_default"> link/ether 00:15:17:1c:ee:0d brd ff:ff:ff:ff:ff:ff</div><div class="gmail_default">4: virbr0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN</div><div class="gmail_default">
link/ether 3a:7b:1c:fa:39:4a brd ff:ff:ff:ff:ff:ff</div><div class="gmail_default"> inet <a href="http://192.168.122.1/24" target="_blank">192.168.122.1/24</a> brd 192.168.122.255 scope global virbr0</div><div class="gmail_default">
5: br-int: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN</div><div class="gmail_default"> link/ether be:b4:8d:9b:56:4a brd ff:ff:ff:ff:ff:ff</div><div class="gmail_default">6: br-ex: <BROADCAST,MULTICAST,PROMISC,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN</div>
<div class="gmail_default"> link/ether 72:63:3c:b7:f3:42 brd ff:ff:ff:ff:ff:ff</div><div class="gmail_default"> inet <a href="http://192.168.0.81/28" target="_blank">192.168.0.81/28</a> scope global br-ex</div><div class="gmail_default">
<br></div><div class="gmail_default">7、ping 192.168.0.81(br-ex on 192.168.0.31) from 192.168.0.30</div><div class="gmail_default"><div class="gmail_default">sysadmin@devtools:~$ ping 192.168.0.81</div><div class="gmail_default">
PING 192.168.0.81 (192.168.0.81) 56(84) bytes of data.</div><div class="gmail_default">64 bytes from <a href="http://192.168.0.81/" target="_blank">192.168.0.81</a>: icmp_req=1 ttl=64 time=0.429 ms</div><div class="gmail_default">
<br></div><div class="gmail_default">8、ping 192.168.0.82(router on 192.168.0.31) from 192.168.0.30</div><div class="gmail_default"><div class="gmail_default">sysadmin@devtools:~$ ping 192.168.0.82</div><div class="gmail_default">
PING 192.168.0.82 (192.168.0.82) 56(84) bytes of data.</div><div class="gmail_default"><br></div><div class="gmail_default">We can not capture any packet on 192.168.0.30 now.</div><div class="gmail_default"><br></div><div class="gmail_default">
9、ovs-vsctl show on 192.168.0.30</div><div class="gmail_default"><div class="gmail_default">sysadmin@demo:~$ sudo ovs-vsctl show</div><div class="gmail_default">b7ae744b-5363-46ba-9a2b-abe354e82c7b</div><div class="gmail_default">
Bridge br-int</div><div class="gmail_default"> Port "tapbe16c498-55"</div><div class="gmail_default"> tag: 1</div><div class="gmail_default"> Interface "tapbe16c498-55"</div>
<div class="gmail_default"> type: internal</div><div class="gmail_default"> Port "qvo41470284-88"</div><div class="gmail_default"> tag: 1</div><div class="gmail_default"> Interface "qvo41470284-88"</div>
<div class="gmail_default"> Port "qvo2321476f-d4"</div><div class="gmail_default"> tag: 1</div><div class="gmail_default"> Interface "qvo2321476f-d4"</div><div class="gmail_default">
Port "qr-6c51a298-38"</div><div class="gmail_default"> tag: 1</div><div class="gmail_default"> Interface "qr-6c51a298-38"</div><div class="gmail_default"> type: internal</div>
<div class="gmail_default"> Port br-int</div><div class="gmail_default"> Interface br-int</div><div class="gmail_default"> type: internal</div><div class="gmail_default"> Port "qvo25a703b3-ec"</div>
<div class="gmail_default"> tag: 1</div><div class="gmail_default"> Interface "qvo25a703b3-ec"</div><div class="gmail_default"> Port "qvof985de57-c3"</div><div class="gmail_default">
tag: 1</div><div class="gmail_default"> Interface "qvof985de57-c3"</div><div class="gmail_default"> Port "qvo32e4f5f4-d4"</div><div class="gmail_default"> tag: 1</div>
<div class="gmail_default"> Interface "qvo32e4f5f4-d4"</div><div class="gmail_default"> Bridge br-ex</div><div class="gmail_default"> Port br-ex</div><div class="gmail_default"> Interface br-ex</div>
<div class="gmail_default"> type: internal</div><div class="gmail_default"> Port "qg-6cd84081-50"</div><div class="gmail_default"> Interface "qg-6cd84081-50"</div><div class="gmail_default">
type: internal</div><div class="gmail_default"> ovs_version: "1.4.0+build0"</div><div class="gmail_default">sysadmin@demo:~$</div></div></div></div></div></div></div></div></div></font></div>
</div>
</div></div><div class="gmail_extra"><br clear="all"><div><font face="'courier new', monospace">Best Regards<br>-- Ray</font></div>
<br><br><div class="gmail_quote">On Mon, Jul 22, 2013 at 4:09 PM, Ray Sun <span dir="ltr"><<a href="mailto:xiaoquqi@gmail.com" target="_blank">xiaoquqi@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">I am using devstack to install openstack stable/grizzly version with Quantum using default configuration. But after I start a new VM(cirros), I can't visit outside.</div>
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">Then I changed FLOATING_RANGE=<a href="http://192.168.0.80/28" target="_blank">192.168.0.80/28</a>, this is my local ip range. But I still can not visit outside under the new configuration.</div>
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">Then I removed quantum, and seems everything is ok inside VM.</div>
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">Please help. Thanks.</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">
<br></div><div><font face="'courier new', monospace">Best Regards<span class="HOEnZb"><font color="#888888"><br>-- Ray</font></span></font></div>
</div>
</blockquote></div><br></div>