[Dnsmasq-discuss] Issues with multiple subnets on dnsmasq
Simon Kelley
simon at thekelleys.org.uk
Tue Sep 4 17:00:43 BST 2012
On 03/09/12 18:02, Ryan Chapman wrote:
> On the host that pulls a 172.16.48 address, try a ping of 172.16.48.4
> and then check the arp table to make sure it resolved to a hardware
> address. If not, tcpdump arp traffic.
>
> It might be interesting to see what an ifconfig, "route -n" and "arp -a"
> look like on the 172.16.48 host…
>
>
> On Sep 3, 2012, at 7:29 AM, subhranshu dwivedi
> <subhranshu.dwivedi at erminsystems.com
> <mailto:subhranshu.dwivedi at erminsystems.com>> wrote:
>
>> Hi All,
>>
>> I have Untangle with DNS masq setup at my end,
>>
>> With interface:
>>
>> External
>> eth0 Link encap:Ethernet HWaddr 00:04:23:c7:52:63
>> inet addr:172.16.57.10 Bcast:172.16.57.255 Mask:255.255.255.0
>>
>> INTERNAL
>> eth1 Link encap:Ethernet HWaddr 00:04:23:c7:52:62
>> inet addr:172.16.48.4 Bcast:172.16.51.255 Mask:255.255.252.0
>> DMZ
>> eth2 Link encap:Ethernet HWaddr 00:1b:21:0e:1f:46
>> inet addr:172.16.48.110 Bcast:172.16.49.255 Mask:255.255.254.0
Don't these two subnets overlap? That would be enough to cause strange
effects.
Simon.
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