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internet connection in Fedora Core 4

 
 
ashwin.chn@gmail.com
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      07-22-2005, 08:16 PM
Hi,
I am able to connect to the internet from windowx Xp side of my
comp. but unable to do so from FC4 side. I have ADSL connection with
Huawei's SmartAX MT800 modem. I have a RTL8139D based 100/10 PCI
ETHERNET ADAPTER through which i connect to the modem. During boot up i
get the following mesage:
Bringing up interface eth0:
Determing IP information, failed; no link present. Check cable?
[failed]
Bringing up interface ppp0: [ok]

when i enter
$ lynx http://www.google.co.in/
Looking up www.google.co.in
Unable to connect to remote host www.google.co.in
Alert!: Unable to connect to remote host
Lynx:Can't access start file http://www.google.co.in/
$

This is the o/p of dmesg in regards to SELinux:

$ dmesg
......
SELinux:Initialising
SELinux:Sarting in permissive mode
selinux_register_securrity:Registering secondary module
....
SELinux: Registering net filter hooks
....
SELinux: Disable at runtime
SELinux:Unregistering netfiler hooks
....

I tried disabling seliinux from affeccting dhcp by
#setsebool dhcp_disable_trans=1
setsebool:SELinux is disabled

(the above cmd i got through googling)

I am not able to ping 68.142.2296.37(which is the yahoo server). It
returns destination host unreachable. This is my /etc/resov.conf

;genereated by NetworkManager, do not edit!
;use a local caching name server controlled by Network Manager

nameserver 127.0.0.1

This is the o/p of config
eth0:Link encap:Ethernet HW addr:00:40:95:89:06:4F
UP BROADCAST NOTRAILER RUNNING
MULTICAST MTU:1500 Metric:1
RX packets:51 error:0 dropped:0 overruns:0 frame:0
TX packets:59 error:0 dropped:0 overruns:0 frame:0
Collision:0 txqueuelen:1000
RX bytes:4700 TX bytes:7621(7.4Kib)
Interrupt:10 Base address:0xd000

lo: (I don't think this would be usefull)

ppp0:Link encap:Point-to-point Protocol
inet addr:59.92.37 p-t-p:59.92.37 Mask:255.255.255.255
UP POINT-TO-POINT RUNNING NOARP MULTICAST MTU:1492
RX packets:31 error:0 Metric:1 dropped:0 overruns:0 frame:0
TX packets:17 error:0 dropped:5 overruns:0 frame:0
Collision:0 txqueuelen:3
RX bytes:2758(2.6KiB) TX bytes:1245(1.2Kib)

o/p of route:

# route
Kernel IP routing table
Destination Gateway Genmask Flag Metric Ref Use Iface
59.92.32.1 * 255.255.255.255 UTT 0 0 0 ppp0
169.92.32.1 * 255.255.0.0 U 0 0 0 lo
default * 0.0.0.0 U 0 0 0 eht0


I tried adding the defaultroute to pppd by:
1 pppd defaultroute
2. adding defaultroute to /etc/ppp/option
3. create ~/.ppprc and add defaultroute to the file

But none of it worked.

Any suggestion?

Thank you,

with regards,
ashwin

 
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Clifford Kite
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      07-23-2005, 02:01 AM
(E-Mail Removed) wrote:

> I am not able to ping 68.142.2296.37(which is the yahoo server). It
> returns destination host unreachable. This is my /etc/resov.conf


That message is not related to DNS server configuration. It indicates
a routing problem.

> ;genereated by NetworkManager, do not edit!
> ;use a local caching name server controlled by Network Manager


> nameserver 127.0.0.1


> This is the o/p of config
> eth0:Link encap:Ethernet HW addr:00:40:95:89:06:4F
> UP BROADCAST NOTRAILER RUNNING
> MULTICAST MTU:1500 Metric:1
> RX packets:51 error:0 dropped:0 overruns:0 frame:0
> TX packets:59 error:0 dropped:0 overruns:0 frame:0
> Collision:0 txqueuelen:1000
> RX bytes:4700 TX bytes:7621(7.4Kib)
> Interrupt:10 Base address:0xd000


This looks good.

> lo: (I don't think this would be usefull)


> ppp0:Link encap:Point-to-point Protocol
> inet addr:59.92.37 p-t-p:59.92.37 Mask:255.255.255.255
> UP POINT-TO-POINT RUNNING NOARP MULTICAST MTU:1492
> RX packets:31 error:0 Metric:1 dropped:0 overruns:0 frame:0
> TX packets:17 error:0 dropped:5 overruns:0 frame:0
> Collision:0 txqueuelen:3
> RX bytes:2758(2.6KiB) TX bytes:1245(1.2Kib)


So does this.

> o/p of route:


> # route
> Kernel IP routing table
> Destination Gateway Genmask Flag Metric Ref Use Iface
> 59.92.32.1 * 255.255.255.255 UTT 0 0 0 ppp0
> 169.92.32.1 * 255.255.0.0 U 0 0 0 lo
> default * 0.0.0.0 U 0 0 0 eht0


Get rid or the "eht0" default route. Please don't hand-copy, learn
to cut-and-paste.

> I tried adding the defaultroute to pppd by:
> 1 pppd defaultroute
> 2. adding defaultroute to /etc/ppp/option
> 3. create ~/.ppprc and add defaultroute to the file


> But none of it worked.


It should when the "eht0" default route is removed. It's likely set
on boot-up, and just how varies with the distribution. Since I don't
use FC4 I can't say anything specific about how it can be prevented
from being set.

--
Clifford Kite Email: "echo xvgr_yvahk-(E-Mail Removed)|rot13"
 
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CL (dnoyeB) Gilbert
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Posts: n/a

 
      07-26-2005, 03:01 PM
(E-Mail Removed) wrote:
> Hi,
> I am able to connect to the internet from windowx Xp side of my
> comp. but unable to do so from FC4 side. I have ADSL connection with
> Huawei's SmartAX MT800 modem. I have a RTL8139D based 100/10 PCI
> ETHERNET ADAPTER through which i connect to the modem. During boot up i
> get the following mesage:
> Bringing up interface eth0:
> Determing IP information, failed; no link present. Check cable?
> [failed]
> Bringing up interface ppp0: [ok]
>


This is an indication that either your network card is not connected, or
it is not able to get a DHCP address. Check your cabling because if
eth0 is not coming up you are not going to be able to connect to
_anything_. eth0 is your ethernet network card.


> when i enter
> $ lynx http://www.google.co.in/
> Looking up www.google.co.in
> Unable to connect to remote host www.google.co.in
> Alert!: Unable to connect to remote host
> Lynx:Can't access start file http://www.google.co.in/
> $
>
> This is the o/p of dmesg in regards to SELinux:
>
> $ dmesg
> .....
> SELinux:Initialising
> SELinux:Sarting in permissive mode
> selinux_register_securrity:Registering secondary module
> ...
> SELinux: Registering net filter hooks
> ...
> SELinux: Disable at runtime
> SELinux:Unregistering netfiler hooks
> ...
>
> I tried disabling seliinux from affeccting dhcp by
> #setsebool dhcp_disable_trans=1
> setsebool:SELinux is disabled
>
> (the above cmd i got through googling)
>
> I am not able to ping 68.142.2296.37(which is the yahoo server). It
> returns destination host unreachable. This is my /etc/resov.conf
>
> ;genereated by NetworkManager, do not edit!
> ;use a local caching name server controlled by Network Manager
>
> nameserver 127.0.0.1
>
> This is the o/p of config
> eth0:Link encap:Ethernet HW addr:00:40:95:89:06:4F
> UP BROADCAST NOTRAILER RUNNING
> MULTICAST MTU:1500 Metric:1
> RX packets:51 error:0 dropped:0 overruns:0 frame:0
> TX packets:59 error:0 dropped:0 overruns:0 frame:0
> Collision:0 txqueuelen:1000
> RX bytes:4700 TX bytes:7621(7.4Kib)
> Interrupt:10 Base address:0xd000
>
> lo: (I don't think this would be usefull)
>
> ppp0:Link encap:Point-to-point Protocol
> inet addr:59.92.37 p-t-p:59.92.37 Mask:255.255.255.255
> UP POINT-TO-POINT RUNNING NOARP MULTICAST MTU:1492
> RX packets:31 error:0 Metric:1 dropped:0 overruns:0 frame:0
> TX packets:17 error:0 dropped:5 overruns:0 frame:0
> Collision:0 txqueuelen:3
> RX bytes:2758(2.6KiB) TX bytes:1245(1.2Kib)
>
> o/p of route:
>
> # route
> Kernel IP routing table
> Destination Gateway Genmask Flag Metric Ref Use Iface
> 59.92.32.1 * 255.255.255.255 UTT 0 0 0 ppp0
> 169.92.32.1 * 255.255.0.0 U 0 0 0 lo
> default * 0.0.0.0 U 0 0 0 eht0
>
>
> I tried adding the defaultroute to pppd by:
> 1 pppd defaultroute
> 2. adding defaultroute to /etc/ppp/option
> 3. create ~/.ppprc and add defaultroute to the file
>
> But none of it worked.
>
> Any suggestion?
>
> Thank you,
>
> with regards,
> ashwin
>



--
Respectfully,


CL Gilbert
 
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Clifford Kite
Guest
Posts: n/a

 
      07-26-2005, 09:42 PM
"CL (dnoyeB) Gilbert" <(E-Mail Removed)> wrote:
> (E-Mail Removed) wrote:
>> Hi,
>> I am able to connect to the internet from windowx Xp side of my
>> comp. but unable to do so from FC4 side. I have ADSL connection with
>> Huawei's SmartAX MT800 modem. I have a RTL8139D based 100/10 PCI
>> ETHERNET ADAPTER through which i connect to the modem. During boot up i
>> get the following mesage:
>> Bringing up interface eth0:
>> Determing IP information, failed; no link present. Check cable?
>> [failed]
>> Bringing up interface ppp0: [ok]
>>


> This is an indication that either your network card is not connected, or
> it is not able to get a DHCP address. Check your cabling because if
> eth0 is not coming up you are not going to be able to connect to
> _anything_. eth0 is your ethernet network card.


It may well mean eth0 doesn't get an IP address, but it doesn't need
one for PPPoE ADSL. The Ethernet connection only serves as a physical
layer conduit for PPPoE Discovery frames sent to the Ethernet broadcast
address and PPPoE Session frames with encapsulated PPP frames sent to
the Ethernet address obtained by Discovery.

--
Clifford Kite Email: "echo xvgr_yvahk-(E-Mail Removed)|rot13"
 
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