On Mon, May 6, 2013 at 5:59 PM, Gregory Nowak <g...@gregn.net> wrote:

> Can you ping google.com by ip address (I.E. ping 74.125.239.5)?

# ping -I vboxnet0 74.125.239.5
the result:
PING 74.125.239.5 (74.125.239.5) from 192.168.1.5 vboxnet0: 56(84)
bytes of data.
>From 192.168.1.5 icmp_seq=1 Destination Host Unreachable
>From 192.168.1.5 icmp_seq=2 Destination Host Unreachable
>From 192.168.1.5 icmp_seq=3 Destination Host Unreachable

> If no, run traceroute to google.com from the
> host to see where it fails (though my guess is that it would be most
> likely at your gateway (I.E. your guest)).

# traceroute -I -i vboxnet0 google.com
google.com: Name or service not known
Cannot handle "host" cmdline arg `google.com' on position 1 (argc 4)

# traceroute -I -i vboxnet0 74.125.239.5
traceroute to 74.125.239.5 (74.125.239.5), 30 hops max, 60 byte packets
 1  * * *
 2  * * *
 3  * * *

> If it is failing at your
> host, I would run tcpdump on your host's vboxnet0,

# tcpdump -i vboxnet0 -XX
12:09:48.802507 ARP, Request who-has 74.125.239.5 tell 192.168.1.5, length 28
        0x0000:  ffff ffff ffff 0a00 2700 0000 0806 0001  ........'.......
        0x0010:  0800 0604 0001 0a00 2700 0000 c0a8 0105  ........'.......
        0x0020:  0000 0000 0000 4a7d ef05                 ......J}..
12:09:49.802089 ARP, Request who-has 74.125.239.5 tell 192.168.1.5, length 28
        0x0000:  ffff ffff ffff 0a00 2700 0000 0806 0001  ........'.......
        0x0010:  0800 0604 0001 0a00 2700 0000 c0a8 0105  ........'.......
        0x0020:  0000 0000 0000 4a7d ef05                 ......J}..
12:09:50.802592 ARP, Request who-has 74.125.239.5 tell 192.168.1.5, length 28
        0x0000:  ffff ffff ffff 0a00 2700 0000 0806 0001  ........'.......
        0x0010:  0800 0604 0001 0a00 2700 0000 c0a8 0105  ........'.......
        0x0020:  0000 0000 0000 4a7d ef05                 ......J}..

what do you think, Greg?

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