[ale] Internet Connection

Geoffrey esoteric at 3times25.net
Tue Mar 12 14:26:40 EST 2002


It appears that you have no default route.

ChangingLINKS.com wrote:
> ALE, 03-12-02 1407
> Ok, I have tried the following 10 things (per advice from this list), and my 
> Internet connection still does not work. Is there a way that I can remove 
> -everything- related to networking and internet connection and reinstall the 
> rpms from the CD? Normally, when I have a problem like this I do a re-install 
> of the entire OS, but I am hoping that if I learn to fix this problem, then I 
> will have to do less re-installs in the future and save time on computer 
> upkeep. 
> 
> 1. [root at tb1200 root]# ipchains -F 
> ipchains: Incompatible with this kernel
> 
> 2. [root at tb10 root]# netstat -nr
> Kernel IP routing table
> Destination     Gateway         Genmask         Flags   MSS Window  irtt Iface
> 192.168.123.254 0.0.0.0         255.255.255.255 UH       40 0          0 eth0
> 192.168.1.0     0.0.0.0         255.255.255.0   U        40 0          0 eth0
> 127.0.0.0       0.0.0.0         255.0.0.0       U        40 0          0 lo
> 0.0.0.0         192.168.123.254 0.0.0.0         UG       40 0          0 eth0
> 
> 3. [root at tb10 root]# ping 216.239.51.101
> PING 216.239.51.101 (216.239.51.101) from 192.168.1.130 : 56(84) bytes of 
> data.
> --- 216.239.51.101 ping statistics ---
> 9 packets transmitted, 0 packets received, 100% packet loss
> You have new mail in /var/spool/mail/root
> [root at tb1200 root]# 
> 
> 4. Check and see what your /etc/resolv.conf looks like to make sure it isn't 
> looking for a nameserver that isn't there.
> resolv.conf contained no text
> 
> 5. [root at tb10 root]# rpm -qa ipch*
> ipchains-1.3.10-10
> 
> 6. [root at tb10 root]# rpm -e ipchains-1.3.10-10
> error: removing these packages would break dependencies:
> 	ipchains is needed by lokkit-0.50-6
> 	ipchains is needed by firewall-config-0.95-4
> 	ipchains is needed by gnome-lokkit-0.50-6
> 
> 7. [root at tb10 root]# rpm -e ipchains-1.3.10-10 lokkit-0.50-6 
> firewall-config.0.95
> -4 gnome-lokkit-.50-6
> error: package lokkit-0.50-6 is not installed
> error: package firewall-config.0.95-4 is not installed
> error: package gnome-lokkit-.50-6 is not installed
> 
> 8. [root at tb10 root]# /etc/rc.d/init.d/network stop && 
> /etc/rc.d/init.d/ipchains stop \
> 
>>&& modprobe -r ipchains && /etc/rc.d/init.d/iptables start && iptables -L -n
>>
> Shutting down interface eth0:                              [  OK  ]
> bash: /etc/rc.d/init.d/ipchains: No such file or directory
> [root at tb1200 root]# 
> 
> 9.[root at tb10 root]# /etc/rc.d/init.d/network start
> Setting network parameters:                                [  OK  ]
> Bringing up interface lo:                                  [  OK  ]
> Bringing up interface eth0:                                [  OK  ]
> [root at tb1200 root]# ping 216.239.51.101
> PING 216.239.51.101 (216.239.51.101) from 192.168.1.130 : 56(84) bytes of 
> data.
> 
> --- 216.239.51.101 ping statistics ---
> 23 packets transmitted, 0 packets received, 100% packet loss
> [root at tb1200 root]# 
> 
> 10. Added the following to /etc/resolv.conf I decided to make the file like 
> the computer that works, however, this didn't work either after starting and 
> stopping /init.d/network and even rebooting.
> /etc/resolv.conf file:
> domain home.here
> nameserver 66.56.65.7
> nameserver 66.56.65.8
> search home.here
> 
> 
> 
> RE: [ale] Installfest Success / Internet Connection
> From: "Adrin" <haswes at mindspring.com>
> To: <x3 at changinglinks.com>
> Date: Tue, 12 Mar 2002 08:13:45 -0500
>  
> I am an amateur, but I think you last 2 ipchain rules are
> stopping the Internet surfing.    I think you can do a
> ipchains -F  and clear those rules.  Which is almost as good
> as it being removed.   Personally I have been using
> Iptables.
> 
> Adrin
> 
> RE: [ale] Installfest Success / Internet Connection
> From: "Adrin" <haswes at mindspring.com>
> To: <x3 at changinglinks.com>
> Date: Tue, 12 Mar 2002 08:15:51 -0500
>  
> Opps forgot something
> 
> Before you say that your internet connection doesn't work.
> Try pinging a known address.   Also try nslookup or dig.
> 
> If you do    and ip route show you can see
> your default gateway.
> 
> Adrin
> 
> Re: [ale] Installfest Success / Internet Connection
> From: Mike Still <StillWaxin at Yahoo.com>
>  To: x3 at ChangingLINKS.com
>  Date: 12 Mar 2002 08:15:19 -0500
>  
> You sure this isn't a name service problem?  Can you ping an IP address
> out on the internet?  Check and see what your /etc/resolv.conf looks
> like to make sure it isn't looking for a nameserver that isn't there.
> 
> An IP address to try and ping would be www.google.com (216.239.51.101).
> 
> RE: [ale] Installfest Success / Internet Connection
> From: "Chris Farris" <chrisf at primeharbor.com>
>  To: <x3 at ChangingLINKS.com>
>  Date: Tue, 12 Mar 2002 08:15:03 -0500
>  
> Each one of those lines that begins w/ ACCEPT or REJECT is a firewall
> rule.
> 
> Dump them with "ipchains -F" and see if your network works.....
> 
> Then go out and get a book on firewalls and reimplement it correctly, or
> do without a firewall, but I don't recommend that.
> 
> Chris
> 
> --
> Chris Farris
> Sr. Consultant
> PrimeHarbor Technologies 
> http://www.primeharbor.com
> chrisf at primeharbor.com
> 
> 
> Re: [ale] Installfest Success / Internet Connection
> From: Keith Hopkins <hne at hopnet.net>
> To: x3 at changinglinks.com
> Cc: ale at ale.org
> Date: Tue, 12 Mar 2002 18:45:59 +0900
> 
> I think you'll have to actually reboot (gasp!) to make the kernel quit using 
> ipchains.  make sure your startup scripts don't try to initialize ipchains 
> again on boot.
> 
> does the rpm -e actually remove anything?
> 
> 
> shm is a shared memory device
> proc is ... proc ... reports live info from the kernel about different parts 
> of your computer
> pts is for ttys
> 
> huh? What does DVD have to do with MIDI?
> proc probably gets involved in both.  shm might get involved in DVD.  I don't 
> think pts would involve either.
> 


-- 
Until later: Geoffrey		esoteric at 3times25.net

I didn't have to buy my radio from a specific company to listen
to FM, why doesn't that apply to the Internet (anymore...)?


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