[plug] Firefox/Thunderbird problem with Mandriva 2006 still unresolved

Russell Steicke r.steicke at bom.gov.au
Wed Mar 15 10:25:16 WST 2006


On Tue, Mar 14, 2006 at 02:42:19PM +0800, David Dartnall wrote:
> On Tue, 14 Mar 2006 01:17 pm, Russell Steicke wrote:
> > Could you try the same thing using konqueror instead of firefox?  I
> > know you've said that konqueror works, but it might be useful to
> > compare the two.
> 
> Konqueror:
> 
> Capturing on eth0
>   0.000000 192.168.1.100 -> 192.168.1.1  DNS Standard query A mozilla.com
(Konqueror asks for name.)
>   0.000987 192.168.1.100 -> 192.168.1.1  DNS Standard query AAAA mozilla.com
>   0.369332  192.168.1.1 -> 192.168.1.100 DNS Standard query response
>   0.369621 192.168.1.100 -> 192.168.1.1  DNS Standard query AAAA mozilla.com
>   0.373018  192.168.1.1 -> 192.168.1.100 DNS Standard query response[Malformed Packet]
>   0.590262  192.168.1.1 -> 192.168.1.100 DNS Standard query response A 207.126.111.231
(Receives response.)
>   0.590873 192.168.1.100 -> 207.126.111.231 TCP 50764 > 80 [SYN] Seq=0 Ack=0 Win=5840 Len=0 MSS=1460 TSV=167798721 TSER=0 WS=2
>   0.845761 207.126.111.231 -> 192.168.1.100 TCP 80 > 50764 [SYN, ACK] Seq=0 Ack=1 Win=5792 Len=0 MSS=1380 TSV=2978355940 TSER=167798721 WS=2
(Connects.)

This is all good.


> >   ping www.mozilla.org
> 
> ping:
> 
> [root at localhost darts]# tethereal -n -i eth0
> Capturing on eth0
>   0.000000 192.168.1.100 -> 192.168.1.1  DNS Standard query A www.mozilla.org
(Ping asks for name.)
>   0.002173  192.168.1.1 -> 192.168.1.100 DNS Standard query response A 207.126.111.226
(Receives answer.)
>   0.002773 192.168.1.100 -> 207.126.111.226 ICMP Echo (ping) request
>   0.254417 207.126.111.226 -> 192.168.1.100 ICMP Echo (ping) reply
(And starts pinging.)
>   0.254781 192.168.1.100 -> 192.168.1.1  DNS Standard query PTR 226.111.126.207.in-addr.arpa
>   0.256741  192.168.1.1 -> 192.168.1.100 DNS Standard query response PTR www.mozilla.org
(Ping does successful reverse lookup.)

As is this.


So now the question is, why does firefox receive different answers to
its DNS requests than konqueror and ping do?  I have no clues there,
but some web searching (with konqueror!) may turn up something.





-- 
Russell Steicke

-- Fortune says:
Be it our wealth, our jobs, or even our homes; nothing is safe while the
legislature is in session.



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