Lan Problems with Windows XP!

P

Phil

Please take the time to read this message, it means alot
to me and if you can help me i will be more than grateful.
I have a Home network. The Host ocmputer of the network
connects to Comcast Cable modem high speed internet. On
both client computer, lately, there have been some
problems. Usually in the beginning of the day they
internet will work great on the host computer and the
client computers, with speeds of 1500 kb/s each.
Although we currently do not have any firewall programs,
the LAN acts as if it does. If a client computer makes
too many connections via the internet, the host computer
will emmediately stop sharing its internet with that
computer, and very often both computers! Examples of
when this happens (all actions on client computers) : I
send files via MSN messanger, download from too many
people with kazaa or from a website, refresh the server
list for halflife, and occassionally while playing
warcraft 3 on battlenet. i know for a fact doing these
things causes the problem. for instance, with kazaa, if i
download from too many different users at one time, the
internet can not work again until i disconnect from
kazaa. Once that is complete, i can disable, and the re-
enable the connection. But after this, if i turn kazaa on
again, without downloading ANYTHING, the internet
automatically shuts off emmidiately. During the time
that a client computer has no internet, it has NO access
to the network, which means the other client computer,
and the host. Wether the host computer is logged in or
not does not change anything, so this rules out any
firewall software, trojans, or viruses. Also the client
computers are not running anything like this either, as
the problem still occurs when the only programs running
in task manager that is not under the SYSTEM category is
called EXPLORER, and whatever 1 other program i am using
(msn messanger, kazaa, ect...). I am also certain that
this has nothing to do with comcast, as i have already
contacted them. The only thing i could think of is maybe
in an Automatic Windows Update there was some sort of
firewall protection. But i do not think this is likely,
nor do i know where to find information on this. If
anyone can help me at all please post! i can use all the
help u can think of even if ur not sure its correct.
Maybe all u have is a simple suggestion or a "maybe its
this". I hope i didnt leave out any needed information,
or spam u with annoying unwanted information. Thank you
for taking the time to read this.Thers one thing i forgot
to mension, concerning getting
my internet connection sharing back onto the client
computers. This is, like i said, done by disabling, then
enabling the connection again. The problem with doing
this is that when i do it too many times it wont work
anymore for a random period (20 minutes, 12 hours). That
is the main reason i posted! i cant have that happening.
When this happens, though, the error message that comes
up while trying to enable the connection is "Connection
Failed!", followed by the words "Network cable is
unplugged" over the little computer network connection
icon in the bottom right corner of the task bar. Sorry
for the extra reading, and THANK YOU for reading it!
 
G

Guest

Uh, what windows XP are you using? XP Home is a definite
no-no for networking...try doing a system repair with
your XP cd...or putting it in, going to start>run and
type in cmd

at the command prompt...type SFC /purgecache... and when
it finishes, type SFC /scannow... give that a try and see
if it fixes it
 
S

Skip

First thing I would do is get rid of that spyware
infected kazaa program.If your downloading and someone
else is uploading that could slow things a bit.Also,check
with comcast and see what your power level recieved and
transmitted to your modem is.Power level should be
between -15 to +15,with 0 being best and over 10 unstable.
Transmit level should be below 50,over 50 means noise in
the cable in house or network.Also,if you have a router
it probably has a firewall.Also what is the modem doing
at this time?Did you try reset?Also with all you have
running with or without internet problem,check to see if
you have enough ram installed....Good luck.
 

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