0
votes
1answer
68 views

Correct DHCP client configuration

I have two dhcp directories in /etc: /etc/dhcp and /etc/dhcp3 Which one is the correct direcotry for editing my dhcp client configuration? I want to send the hostname with dhcp and so was trying to ...
0
votes
1answer
44 views

Is it possible to periodically repeat a dhcp request?

I have my ubuntu server set to get addresses from a dhcp server. However, if that dhcp server is not currently active, the server will just stay with no address. Is there some mechanism to ...
0
votes
1answer
239 views

dhclient.conf supersede stanzas ignored

I'm putting the following lines at the top (also tried the bottom) of my dhclient.conf file: send host-name "hostname"; supersede domain-name "my-domain-name" supersede domain-search "my-domain-name" ...
0
votes
0answers
293 views

Mininet problem in allocating IP address

I have encountered a problem in Mininet. The eth0 is allocated to NAT in Mininet and has a certain IP address to connect to the internet. But when I define a host only adaptor, the IPv4 is allocated ...
1
vote
0answers
198 views

Running openvpn with dhclient without messing up name resolution

I connect to an Openvpn server that requires me to set up the tap interface with dhclient after establishing the connection. I run and exit dhclient like this: /sbin/dhclient -nw -v tap0 ...
0
votes
1answer
2k views

How to start dhclient at boot?

Here's the problem: root@home:~# ping 8.8.8.8 connect: Network is unreachable root@home:~# dhclient eth0 RTNETLINK answers: File exists root@home:~# ping 8.8.8.8 PING 8.8.8.8 (8.8.8.8) 56(84) ...
0
votes
1answer
368 views

Many dhclient processes running?

Is it OK to have many dhclient processes running? Or is this an error and you should always have one such a process? What does it mean? Why is it listening? Is this computer a DHCP client or is it a ...
1
vote
1answer
2k views

Regenerate resolv.conf from dhclient.conf without releasing/renewing IP?

When I make changes to dhclient.conf such as modifying the DNS search path (so that the changes don't get lost on reboot or DHCP renews), how do I regenerate /etc/resolv.conf? That page suggests ...
1
vote
0answers
142 views

Cannot get Dell Dimension 3000 to get DHCP from DCP3010 Charter cable modem [closed]

I am trying to set up a firewall on a Dell Dimension 3000 with server 12.04. I have a DCP3010 cable modem from Charter, when I plug my Win7 laptop directly into the modem I get an IP address through ...
0
votes
2answers
415 views

Internet doesn't work by default

After upgrading to Precise, I am required to run 'sudo dhclient eth0' in a terminal in order to get the internet to work. Everything worked perfectly fine on Oneiric, so It's really puzzling me. I'm ...
3
votes
2answers
5k views

Can't get ipv6 address using dhcp

I can get the ipv4 address using dhcp,But can't get the ipv6 address. the dhcp server also support the ipv6 service. ifconfig eth0 eth0 Link encap:Ethernet HWaddr: 00:21:85:d3:a3:36 ...
8
votes
5answers
8k views

Why is dhclient saying: “SIOCSIFADDR: Permission denied”?

I have encountered a very weird error on ubuntu-server (8.04), I have no idea why dhclient is not allowed to set the network settings! I'm not the one who installed the server in the first place, so i ...