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Two nic cards - the local connection drops the internet

 
 
Brent
Guest
Posts: n/a
 
      25th Feb 2004
I have two nic cards in my advanced 2000 server.
One card is for the ISP and the other is hard-coded for
DHCP. The problem I am having is that the internet after
a given time, loses connection on all my computers. The
only way I can fix it is to disable the local nic card
and then enable it. I can rebuild my server from scratch
and use two different nic cards and still get the drop in
connection.
I have been fighting this issue for a couple years and it
would really be nice is someone can tell me why this is?

Thanks;

Brent

 
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gorec
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Posts: n/a
 
      25th Feb 2004
First of all check physical layer for errors
1. "netstat -e" for any errors
2. switch card to 10Mb-Half Duplex mode
3. manageable switchs/hubs usually have web interface or SNMP interface to
check for errors
4. arrange for cable test if possible


"Brent" <(E-Mail Removed)> wrote in message
news:126601c3fb89$6831c790$(E-Mail Removed)...
> I have two nic cards in my advanced 2000 server.
> One card is for the ISP and the other is hard-coded for
> DHCP. The problem I am having is that the internet after
> a given time, loses connection on all my computers. The
> only way I can fix it is to disable the local nic card
> and then enable it. I can rebuild my server from scratch
> and use two different nic cards and still get the drop in
> connection.
> I have been fighting this issue for a couple years and it
> would really be nice is someone can tell me why this is?
>
> Thanks;
>
> Brent
>



 
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Brent
Guest
Posts: n/a
 
      25th Feb 2004
I tried the netstat -e and no errors reported.

My nic needs to be set at 100mb.

I have had this problem before my router/hub were
connected. Any other thoughts?


>-----Original Message-----
>First of all check physical layer for errors
>1. "netstat -e" for any errors
>2. switch card to 10Mb-Half Duplex mode
>3. manageable switchs/hubs usually have web interface or

SNMP interface to
>check for errors
>4. arrange for cable test if possible
>
>
>"Brent" <(E-Mail Removed)> wrote in message
>news:126601c3fb89$6831c790$(E-Mail Removed)...
>> I have two nic cards in my advanced 2000 server.
>> One card is for the ISP and the other is hard-coded for
>> DHCP. The problem I am having is that the internet

after
>> a given time, loses connection on all my computers.

The
>> only way I can fix it is to disable the local nic card
>> and then enable it. I can rebuild my server from

scratch
>> and use two different nic cards and still get the drop

in
>> connection.
>> I have been fighting this issue for a couple years and

it
>> would really be nice is someone can tell me why this

is?
>>
>> Thanks;
>>
>> Brent
>>

>
>
>.
>

 
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Marina Roos [SBS-MVP]
Guest
Posts: n/a
 
      26th Feb 2004
Check the bindingorder in Network Connections, Advanced, Advanced and make
sure the internal nic is on top.
DNS on both nics *only* point to your server-IP, right?
On the external nic only TCP/IP should be bound and it should be in a
different IP-range than the internal nic.

--
Regards,

Marina
Microsoft SBS-MVP

"Brent" <(E-Mail Removed)> schreef in bericht
news:188101c3fbd9$ea9d2cb0$(E-Mail Removed)...
> I tried the netstat -e and no errors reported.
>
> My nic needs to be set at 100mb.
>
> I have had this problem before my router/hub were
> connected. Any other thoughts?
>
>
> >-----Original Message-----
> >First of all check physical layer for errors
> >1. "netstat -e" for any errors
> >2. switch card to 10Mb-Half Duplex mode
> >3. manageable switchs/hubs usually have web interface or

> SNMP interface to
> >check for errors
> >4. arrange for cable test if possible
> >
> >
> >"Brent" <(E-Mail Removed)> wrote in message
> >news:126601c3fb89$6831c790$(E-Mail Removed)...
> >> I have two nic cards in my advanced 2000 server.
> >> One card is for the ISP and the other is hard-coded for
> >> DHCP. The problem I am having is that the internet

> after
> >> a given time, loses connection on all my computers.

> The
> >> only way I can fix it is to disable the local nic card
> >> and then enable it. I can rebuild my server from

> scratch
> >> and use two different nic cards and still get the drop

> in
> >> connection.
> >> I have been fighting this issue for a couple years and

> it
> >> would really be nice is someone can tell me why this

> is?
> >>
> >> Thanks;
> >>
> >> Brent
> >>

> >
> >
> >.
> >



 
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brent
Guest
Posts: n/a
 
      26th Feb 2004
To make it easier I called the 2 nics "Near" and "Far"

The near NIC has a static IP 192.... and the DNS is the
same as the IP.

The Far NIC has DHCP enabled for my ISP.

Under the TCP/IP properties for my Far Nic, it has obtain
an IP and Obtain DNS

Under Binding, the Near is 1st and the Far is 2nd.
They are both only bound to File and print TCP/IP and
Client for Microsoft Networks. TCP/IP

Brent

>-----Original Message-----
>Check the bindingorder in Network Connections, Advanced,

Advanced and make
>sure the internal nic is on top.
>DNS on both nics *only* point to your server-IP, right?
>On the external nic only TCP/IP should be bound and it

should be in a
>different IP-range than the internal nic.
>
>--
>Regards,
>
>Marina
>Microsoft SBS-MVP
>
>"Brent" <(E-Mail Removed)> schreef in bericht
>news:188101c3fbd9$ea9d2cb0$(E-Mail Removed)...
>> I tried the netstat -e and no errors reported.
>>
>> My nic needs to be set at 100mb.
>>
>> I have had this problem before my router/hub were
>> connected. Any other thoughts?
>>
>>
>> >-----Original Message-----
>> >First of all check physical layer for errors
>> >1. "netstat -e" for any errors
>> >2. switch card to 10Mb-Half Duplex mode
>> >3. manageable switchs/hubs usually have web interface

or
>> SNMP interface to
>> >check for errors
>> >4. arrange for cable test if possible
>> >
>> >
>> >"Brent" <(E-Mail Removed)> wrote in message
>> >news:126601c3fb89$6831c790$(E-Mail Removed)...
>> >> I have two nic cards in my advanced 2000 server.
>> >> One card is for the ISP and the other is hard-coded

for
>> >> DHCP. The problem I am having is that the internet

>> after
>> >> a given time, loses connection on all my computers.

>> The
>> >> only way I can fix it is to disable the local nic

card
>> >> and then enable it. I can rebuild my server from

>> scratch
>> >> and use two different nic cards and still get the

drop
>> in
>> >> connection.
>> >> I have been fighting this issue for a couple years

and
>> it
>> >> would really be nice is someone can tell me why this

>> is?
>> >>
>> >> Thanks;
>> >>
>> >> Brent
>> >>
>> >
>> >
>> >.
>> >

>
>
>.
>

 
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Marina Roos [SBS-MVP]
Guest
Posts: n/a
 
      26th Feb 2004
Put a router between your ADSL-modem and your 2nd nic. That will be much
easier as you can give the external nic a static IP.
DNS on the external nic should really be your server-IP.
The external nic should *only* be bound to TCP/IP.

--
Regards,

Marina
Microsoft SBS-MVP

"brent" <(E-Mail Removed)> schreef in bericht
news:19bc01c3fbff$39565fa0$(E-Mail Removed)...
> To make it easier I called the 2 nics "Near" and "Far"
>
> The near NIC has a static IP 192.... and the DNS is the
> same as the IP.
>
> The Far NIC has DHCP enabled for my ISP.
>
> Under the TCP/IP properties for my Far Nic, it has obtain
> an IP and Obtain DNS
>
> Under Binding, the Near is 1st and the Far is 2nd.
> They are both only bound to File and print TCP/IP and
> Client for Microsoft Networks. TCP/IP
>
> Brent
>
> >-----Original Message-----
> >Check the bindingorder in Network Connections, Advanced,

> Advanced and make
> >sure the internal nic is on top.
> >DNS on both nics *only* point to your server-IP, right?
> >On the external nic only TCP/IP should be bound and it

> should be in a
> >different IP-range than the internal nic.
> >
> >--
> >Regards,
> >
> >Marina
> >Microsoft SBS-MVP
> >
> >"Brent" <(E-Mail Removed)> schreef in bericht
> >news:188101c3fbd9$ea9d2cb0$(E-Mail Removed)...
> >> I tried the netstat -e and no errors reported.
> >>
> >> My nic needs to be set at 100mb.
> >>
> >> I have had this problem before my router/hub were
> >> connected. Any other thoughts?
> >>
> >>
> >> >-----Original Message-----
> >> >First of all check physical layer for errors
> >> >1. "netstat -e" for any errors
> >> >2. switch card to 10Mb-Half Duplex mode
> >> >3. manageable switchs/hubs usually have web interface

> or
> >> SNMP interface to
> >> >check for errors
> >> >4. arrange for cable test if possible
> >> >
> >> >
> >> >"Brent" <(E-Mail Removed)> wrote in message
> >> >news:126601c3fb89$6831c790$(E-Mail Removed)...
> >> >> I have two nic cards in my advanced 2000 server.
> >> >> One card is for the ISP and the other is hard-coded

> for
> >> >> DHCP. The problem I am having is that the internet
> >> after
> >> >> a given time, loses connection on all my computers.
> >> The
> >> >> only way I can fix it is to disable the local nic

> card
> >> >> and then enable it. I can rebuild my server from
> >> scratch
> >> >> and use two different nic cards and still get the

> drop
> >> in
> >> >> connection.
> >> >> I have been fighting this issue for a couple years

> and
> >> it
> >> >> would really be nice is someone can tell me why this
> >> is?
> >> >>
> >> >> Thanks;
> >> >>
> >> >> Brent
> >> >>
> >> >
> >> >
> >> >.
> >> >

> >
> >
> >.
> >



 
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Brent
Guest
Posts: n/a
 
      26th Feb 2004
I have the Cable modem going to the router. The router
goes to the first nic card assigning an IP(Far) and then
the second nic card (Near) has a static IP that is the
same as the DNS and it goes to the hub assigning DHCP to
the other computers on the hub.

I used to have the ADSL modem going to my first nic in my
server, and then the second nic going to my hub and the
same problem existed.

Since the router handles DHCP and I haven't had this
problem when they get plugged straight into the router
with losing the connection, can I still use my router for
DHCP and still have a domain where my other pc's can log
into it and disable DHCP on the server?

Would that be the Cable modem to the first nic and then
the second nic goes to the router and put an uplink from
the router to the hub?

>-----Original Message-----
>Put a router between your ADSL-modem and your 2nd nic.

That will be much
>easier as you can give the external nic a static IP.
>DNS on the external nic should really be your server-IP.
>The external nic should *only* be bound to TCP/IP.
>
>--
>Regards,
>
>Marina
>Microsoft SBS-MVP
>
>"brent" <(E-Mail Removed)> schreef in bericht
>news:19bc01c3fbff$39565fa0$(E-Mail Removed)...
>> To make it easier I called the 2 nics "Near"

and "Far"
>>
>> The near NIC has a static IP 192.... and the DNS is the
>> same as the IP.
>>
>> The Far NIC has DHCP enabled for my ISP.
>>
>> Under the TCP/IP properties for my Far Nic, it has

obtain
>> an IP and Obtain DNS
>>
>> Under Binding, the Near is 1st and the Far is 2nd.
>> They are both only bound to File and print TCP/IP and
>> Client for Microsoft Networks. TCP/IP
>>
>> Brent
>>
>> >-----Original Message-----
>> >Check the bindingorder in Network Connections,

Advanced,
>> Advanced and make
>> >sure the internal nic is on top.
>> >DNS on both nics *only* point to your server-IP,

right?
>> >On the external nic only TCP/IP should be bound and it

>> should be in a
>> >different IP-range than the internal nic.
>> >
>> >--
>> >Regards,
>> >
>> >Marina
>> >Microsoft SBS-MVP
>> >
>> >"Brent" <(E-Mail Removed)> schreef in bericht
>> >news:188101c3fbd9$ea9d2cb0$(E-Mail Removed)...
>> >> I tried the netstat -e and no errors reported.
>> >>
>> >> My nic needs to be set at 100mb.
>> >>
>> >> I have had this problem before my router/hub were
>> >> connected. Any other thoughts?
>> >>
>> >>
>> >> >-----Original Message-----
>> >> >First of all check physical layer for errors
>> >> >1. "netstat -e" for any errors
>> >> >2. switch card to 10Mb-Half Duplex mode
>> >> >3. manageable switchs/hubs usually have web

interface
>> or
>> >> SNMP interface to
>> >> >check for errors
>> >> >4. arrange for cable test if possible
>> >> >
>> >> >
>> >> >"Brent" <(E-Mail Removed)> wrote in message
>> >> >news:126601c3fb89$6831c790$(E-Mail Removed)...
>> >> >> I have two nic cards in my advanced 2000 server.
>> >> >> One card is for the ISP and the other is hard-

coded
>> for
>> >> >> DHCP. The problem I am having is that the

internet
>> >> after
>> >> >> a given time, loses connection on all my

computers.
>> >> The
>> >> >> only way I can fix it is to disable the local nic

>> card
>> >> >> and then enable it. I can rebuild my server from
>> >> scratch
>> >> >> and use two different nic cards and still get the

>> drop
>> >> in
>> >> >> connection.
>> >> >> I have been fighting this issue for a couple

years
>> and
>> >> it
>> >> >> would really be nice is someone can tell me why

this
>> >> is?
>> >> >>
>> >> >> Thanks;
>> >> >>
>> >> >> Brent
>> >> >>
>> >> >
>> >> >
>> >> >.
>> >> >
>> >
>> >
>> >.
>> >

>
>
>.
>

 
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Marina Roos [SBS-MVP]
Guest
Posts: n/a
 
      26th Feb 2004
You've got a server, right? So let it do all the serving, including the
DHCP. That will enable you to push all the necessary settings like Gateway,
DNS and WINS to your clients.
Example:
Internal nic:
IP: 192.168.16.2
GW: blank
DNS: 192.168.16.2

External nic:
IP: 10.0.0.2
GW: 10.0.0.3
DNS: 192.168.16.2

Internal nic should connect to the hub, external nic should connect to the
router.
External nic should only have TCP/IP enabled.
Post the ipconfig/all please.


--
Regards,

Marina
Microsoft SBS-MVP

"Brent" <(E-Mail Removed)> schreef in bericht
news:20f201c3fc38$e702bbb0$(E-Mail Removed)...
> I have the Cable modem going to the router. The router
> goes to the first nic card assigning an IP(Far) and then
> the second nic card (Near) has a static IP that is the
> same as the DNS and it goes to the hub assigning DHCP to
> the other computers on the hub.
>
> I used to have the ADSL modem going to my first nic in my
> server, and then the second nic going to my hub and the
> same problem existed.
>
> Since the router handles DHCP and I haven't had this
> problem when they get plugged straight into the router
> with losing the connection, can I still use my router for
> DHCP and still have a domain where my other pc's can log
> into it and disable DHCP on the server?
>
> Would that be the Cable modem to the first nic and then
> the second nic goes to the router and put an uplink from
> the router to the hub?
>
> >-----Original Message-----
> >Put a router between your ADSL-modem and your 2nd nic.

> That will be much
> >easier as you can give the external nic a static IP.
> >DNS on the external nic should really be your server-IP.
> >The external nic should *only* be bound to TCP/IP.
> >
> >--
> >Regards,
> >
> >Marina
> >Microsoft SBS-MVP
> >
> >"brent" <(E-Mail Removed)> schreef in bericht
> >news:19bc01c3fbff$39565fa0$(E-Mail Removed)...
> >> To make it easier I called the 2 nics "Near"

> and "Far"
> >>
> >> The near NIC has a static IP 192.... and the DNS is the
> >> same as the IP.
> >>
> >> The Far NIC has DHCP enabled for my ISP.
> >>
> >> Under the TCP/IP properties for my Far Nic, it has

> obtain
> >> an IP and Obtain DNS
> >>
> >> Under Binding, the Near is 1st and the Far is 2nd.
> >> They are both only bound to File and print TCP/IP and
> >> Client for Microsoft Networks. TCP/IP
> >>
> >> Brent
> >>
> >> >-----Original Message-----
> >> >Check the bindingorder in Network Connections,

> Advanced,
> >> Advanced and make
> >> >sure the internal nic is on top.
> >> >DNS on both nics *only* point to your server-IP,

> right?
> >> >On the external nic only TCP/IP should be bound and it
> >> should be in a
> >> >different IP-range than the internal nic.
> >> >
> >> >--
> >> >Regards,
> >> >
> >> >Marina
> >> >Microsoft SBS-MVP
> >> >
> >> >"Brent" <(E-Mail Removed)> schreef in bericht
> >> >news:188101c3fbd9$ea9d2cb0$(E-Mail Removed)...
> >> >> I tried the netstat -e and no errors reported.
> >> >>
> >> >> My nic needs to be set at 100mb.
> >> >>
> >> >> I have had this problem before my router/hub were
> >> >> connected. Any other thoughts?
> >> >>
> >> >>
> >> >> >-----Original Message-----
> >> >> >First of all check physical layer for errors
> >> >> >1. "netstat -e" for any errors
> >> >> >2. switch card to 10Mb-Half Duplex mode
> >> >> >3. manageable switchs/hubs usually have web

> interface
> >> or
> >> >> SNMP interface to
> >> >> >check for errors
> >> >> >4. arrange for cable test if possible
> >> >> >
> >> >> >
> >> >> >"Brent" <(E-Mail Removed)> wrote in message
> >> >> >news:126601c3fb89$6831c790$(E-Mail Removed)...
> >> >> >> I have two nic cards in my advanced 2000 server.
> >> >> >> One card is for the ISP and the other is hard-

> coded
> >> for
> >> >> >> DHCP. The problem I am having is that the

> internet
> >> >> after
> >> >> >> a given time, loses connection on all my

> computers.
> >> >> The
> >> >> >> only way I can fix it is to disable the local nic
> >> card
> >> >> >> and then enable it. I can rebuild my server from
> >> >> scratch
> >> >> >> and use two different nic cards and still get the
> >> drop
> >> >> in
> >> >> >> connection.
> >> >> >> I have been fighting this issue for a couple

> years
> >> and
> >> >> it
> >> >> >> would really be nice is someone can tell me why

> this
> >> >> is?
> >> >> >>
> >> >> >> Thanks;
> >> >> >>
> >> >> >> Brent
> >> >> >>
> >> >> >
> >> >> >
> >> >> >.
> >> >> >
> >> >
> >> >
> >> >.
> >> >

> >
> >
> >.
> >



 
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