WoW Random DC's pse help

[Hammy]

can anybody help me i am experiancing random DC's in Warcraft
but they only seem to happen in MC,AQ40 and BWL ect
i can quest and farm all day but as soon as i start doing the big instanes then its DC time
i have tryed updated my network card drivers even changed it
i have removed all Addons and even reinstalled game
also formatted pc i have opened up any ports that blizzard have suggested on my router
anybody able to help on this one i have read and tryed so many things its realy annoying

my spec at mo is
Ati x800xtpe
xp3200+
2gb geil

netgear dg834 v1 with netgear pci network card
1meg Nildram

 

[Hammy]

i am on talnivarr its been happening to me for a few months now but seems to have got worse over past 2 or 3 weeks

 

[Hammy]

all in that adslguild post sums up my problems

time to request my Mac code and find another Isp

Furbs what isp u using now by the way ?

 

[Hammy]

i was on the phone to nildram today the guy in support said he did not know anything about any problems they have with WoW players lol