[CentOS] What on Centos is wiping out my eth0 IP address every 5 minutes?

Fri Jul 26 23:04:05 UTC 2013
Eliezer Croitoru <eliezer at ngtech.co.il>

Hey there,

You need to remeber the command "pkill"
this will release CentOS or Fedora from any dhclient.
if you do have networkmanager installed on the system just stop or kill it.

it's pretty simple and easy to understand.
By the way the nanobridge is nice but since it has so much Dbm in it you
should try to open the case and verify what bugs are inside to make sure
it's not "just works" like sisco.

Eliezer


On 07/24/2013 04:45 PM, Rock wrote:
> On Tue, 23 Jul 2013 23:07:30 -0700, John R Pierce wrote:
> 
>> my N600 has great range.  mine is a wndr3700v3
> 
> Mine is the WNDR3400. 
> 
> It's in the center of the house and barely makes it to the 
> front steps.
> 
> In contrast, the Nanobridge M2 can go for five miles, 
> at least according to what I've read.
> 
> To garner a handle on this confusing "gateway" thing, 
> I've run a few commands on CentOS while connected to that
> home broadband router on the wlan0 card of the laptop:
> 
> This shows DHCP handed the laptop IP address 192.168.1.3:
> $ ifconfig wlan0
> => wlan0 Link encap:Ethernet HWaddr 0A:2B:DC:7D:8E:AF
> => inet addr:192.168.1.3 Bcast:192.168.1.255 Mask:255.255.255.0
> => etc.
> 
> This shows the gateway is apparently set to the home broadband 
> router IP address (which is 192.168.1.1):
> $ route -n
> => Kernel IP routing table
> => Destination Gateway Genmask Flags Metric Ref Use Iface
> => 192.168.1.0 0.0.0.0 255.255.255.0 U 2 0 0 wlan0
> => 0.0.0.0 192.168.1.1 0.0.0.0 UG 0 0 0 wlan0
> Where the gateway is 192.168.1.1 and it's up (U) 
> and it's a gateway (G).
> 
> This shows the same information:
> $ route (or netstat -r):
> => Kernel IP routing table
> => Destination Gateway Genmask Flags Metric Ref Use Iface
> => 192.168.1.0 * 255.255.255.0 U 2 0 0 wlan0
> => default 192.168.1.1 0.0.0.0 UG 0 0 0 wlan0
> 
> I'm not sure if this provides any additional value:
> $ ip route show
> => 192.168.1.0/24 dev wlan0 proto kernel scope link src 192.168.1.3 metric 2
> => default via 192.168.1.1 dev wlan0 proto static
> 
> This shows I once messed with the gateway long ago 
> (currently commented out):
> $ cat /etc/sysconfig/network
> NETWORKING=yes
> HOSTNAME=rock
> #GATEWAY=192.168.1.1
> 
> Do I have any other Linux commands which will give me needed 
> information before I start connecting to the Nanobridge M2?
> 
> 
> 
> 
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