On Tue, Jul 17, 2012 at 4:23 PM, Edison Su <[email protected]> wrote: > > >> -----Original Message----- >> From: sebastien goasguen [mailto:[email protected]] >> Sent: Tuesday, July 17, 2012 12:34 PM >> To: [email protected] >> Subject: Re: DevCloud host-only interface >> >> On Tue, Jul 17, 2012 at 1:57 PM, Edison Su <[email protected]> wrote: >> > >> > >> >> -----Original Message----- >> >> From: sebastien goasguen [mailto:[email protected]] >> >> Sent: Tuesday, July 17, 2012 5:41 AM >> >> To: [email protected] >> >> Subject: DevCloud host-only interface >> >> >> >> Hi, >> >> >> >> I am trying to add a host-only interface to the DevCloud VM, so that >> I >> >> can have other VMs (not nested ones) on the same internal network. >> >> I have a centOS 6.2 VM setup with host-only and it works as expected. >> >> >> >> Somehow the eth1 that I added to DevCloud in /etc/network/interfaces >> >> receives all the arp packets but does not reply to any. >> >> To define the interface I added: >> >> auth eth1 >> >> iface eth1 inet dhcp >> >> >> >> eth1 comes up and gets an IP from the dhcp server of vbox. The IP >> >> actually responds briefly to ping during boot time but then it stops >> >> answering. >> >> >> >> If I ping the IP from the host, I can see the arp request on the >> guest >> >> interface, there are just no replies going out. >> > >> > What's the routing table in Ubuntu guest? >> > >> >> root@devcloud:~# route >> Kernel IP routing table >> Destination Gateway Genmask Flags Metric Ref Use >> Iface >> default 10.0.2.2 0.0.0.0 UG 100 0 0 >> xenbr0 >> 10.0.2.0 * 255.255.255.0 U 0 0 0 >> xenbr0 >> 10.0.2.0 * 255.255.255.0 U 0 0 0 >> eth0 >> link-local * 255.255.0.0 U 0 0 0 >> xapi0 >> 192.168.56.0 * 255.255.255.0 U 0 0 0 >> eth1 >> >> root@devcloud:~# ifconfig eth1 >> eth1 Link encap:Ethernet HWaddr 08:00:27:df:00:00 >> inet addr:192.168.56.110 Bcast:192.168.56.255 >> Mask:255.255.255.0 >> inet6 addr: fe80::a00:27ff:fedf:0/64 Scope:Link >> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 >> RX packets:32 errors:0 dropped:0 overruns:0 frame:0 >> TX packets:22 errors:0 dropped:0 overruns:0 carrier:0 >> collisions:0 txqueuelen:1000 >> RX bytes:5408 (5.4 KB) TX bytes:2172 (2.1 KB) >> >> I changed the vbox dhcp server to lease addresses at 192.68.56.110 > > So you have two nics in devCloud, one in NAT mode, one in Host mode? > How about just using one nic, change the NAT mode to host mode? >>
Yes I have two nics. I did not want to change your NATed nic to avoid messing up your setup. -- --- Sebastien Goasguen Open Source Cloud Evangelist, Cloudstack http://sites.google.com/site/runseb/
