Re: VMware: Linux (host) / XP (guest)

From: Bruno (cd1_at_biz.tiscali.be)
Date: 06/09/05 

Date: Thu, 09 Jun 2005 21:38:47 +0200

Douglas Mayne wrote:

> On Wed, 08 Jun 2005 08:23:58 +0200, Bruno wrote:
>
>> Douglas Mayne wrote:
>>
>>> On Tue, 07 Jun 2005 21:55:18 +0200, Bruno wrote:
>>>
>>>> Douglas Mayne wrote:
>>>>
>>>>> On Mon, 06 Jun 2005 19:03:50 +0200, Bruno wrote:
>>>>>
>>>>>> Hello,
>>>>>>
>>>>>> how to concretely setup Windows XP (guest) to connect to Internet
>>>>>> from Linux (host) ?
>>>>>> I use a xDSL connection in Linux and already have interfaces setup
>>>>>> (see hereafter ifconfig) and ping (to/from) between guest and host
>>>>>> working. So now what it is the next step ? Gateway ? Routing ?
>>>>>> Thanks.
>>>>>>
>>>>>>
>>>>>> eth0 Link encap:Ethernet HWaddr 00:50:BA:2A:64:82
>>>>>> inet6 addr: fe80::250:baff:fe2a:6482/64 Scope:Link
>>>>>> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
>>>>>> RX packets:8801 errors:0 dropped:0 overruns:0 frame:0
>>>>>> TX packets:6605 errors:0 dropped:0 overruns:0 carrier:0
>>>>>> collisions:3 txqueuelen:1000
>>>>>> RX bytes:3987069 (3.8 MiB) TX bytes:437800 (427.5 KiB)
>>>>>> Interrupt:50 Base address:0x6c00
>>>>>>
>>>>>> lo Link encap:Local Loopback
>>>>>> inet addr:127.0.0.1 Mask:255.0.0.0
>>>>>> inet6 addr: ::1/128 Scope:Host
>>>>>> UP LOOPBACK RUNNING MTU:16436 Metric:1
>>>>>> RX packets:1673 errors:0 dropped:0 overruns:0 frame:0
>>>>>> TX packets:1673 errors:0 dropped:0 overruns:0 carrier:0
>>>>>> collisions:0 txqueuelen:0
>>>>>> RX bytes:1574890 (1.5 MiB) TX bytes:1574890 (1.5 MiB)
>>>>>>
>>>>>> ppp0 Link encap:Point-to-Point Protocol
>>>>>> inet addr:83.134.237.86 P-t-P:83.134.237.1
>>>>>> Mask:255.255.255.255
>>>>>> UP POINTOPOINT RUNNING NOARP MULTICAST MTU:1492 Metric:1
>>>>>> RX packets:5437 errors:0 dropped:0 overruns:0 frame:0
>>>>>> TX packets:3236 errors:0 dropped:0 overruns:0 carrier:0
>>>>>> collisions:0 txqueuelen:3
>>>>>> RX bytes:3665537 (3.4 MiB) TX bytes:265253 (259.0 KiB)
>>>>>>
>>>>>> vmnet1 Link encap:Ethernet HWaddr 00:50:56:C0:00:01
>>>>>> inet addr:192.168.213.1 Bcast:192.168.213.255
>>>>>> Mask:255.255.255.0 inet6 addr: fe80::250:56ff:fec0:1/64
>>>>>> Scope:Link
>>>>>> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
>>>>>> RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>>>>>> TX packets:5 errors:0 dropped:0 overruns:0 carrier:0
>>>>>> collisions:0 txqueuelen:1000
>>>>>> RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
>>>>>>
>>>>>> vmnet8 Link encap:Ethernet HWaddr 00:50:56:C0:00:08
>>>>>> inet addr:172.16.192.1 Bcast:172.16.192.255
>>>>>> Mask:255.255.255.0 inet6 addr: fe80::250:56ff:fec0:8/64
>>>>>> Scope:Link
>>>>>> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
>>>>>> RX packets:629 errors:0 dropped:0 overruns:0 frame:0
>>>>>> TX packets:35 errors:0 dropped:0 overruns:0 carrier:0
>>>>>> collisions:0 txqueuelen:1000
>>>>>> RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
>>>>>>
> <snip>
>>
> Your linux host has no trouble connecting to the internet, right? Your
> setup is a little different than the machines I have used.
>
> When you install VMWare the first time, there are several questions which
> affect the global settings for the host. These control the vmware
> services which start at bootup. It looks like you did setup for NAT, and
> it selected the 172.16.192.0 network to use as a virtual network. If you
> are still not able to connect to the internet through the virtual
> host, then the problem could be any of these:
>
> 1. Bad routing table.
> 2. Bad startup order for services (VMWare after DSL modem ppp??)
> 3. Improper firewall settings at linux host (virtual network blocked.)
> 4. Improper DNS configuration.
> 5. IP forwarding needs to be enabled. I think that this is required with
> your setup to allow forwarding across interfaces: DSL modem (ppp0) <->
> virtual network (vmnetx).
>
> Here are some things to check (in the same order as above):
> 1. route -n
>
> 2. Restart vmware services after DSL connection active.
> I am not running Fedora, so I don't know exactly where vmware installs its
> startup script, (look for the file vmware somewhere below /etc/rc.d
> /etc/rc.d/init.d/vmware ?).
>
> 3. iptables -L
> 4. cat /etc/resolv.conf
> 5. echo 1>/proc/sys/net/ipv4/ipforward

Now it works fine.
Indeed services were started in a bad order (point 2).
And, after the Windows configuration (Internet connexion) ... it works !
ie. I can browse from XP (guest) via Linux (host).

Douglas, thanks a lot for your help.

Bruno

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