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
--
---
Sebastien Goasguen
Open Source Cloud Evangelist, Cloudstack
http://sites.google.com/site/runseb/
