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0answers
17 views

Configuring Home network

I have a tmobile dual band router and tp link Wr841n would like to know the best set up so I can use one as an extender with out sacrificing to much performance
1
vote
1answer
7 views

Can't reach outside of network boundary without NetworkManager

This is more a sanity check than anything... Using RHEL 6.6 So, we had a machine that was taken off the network during some upgrades. In that time I must have decided to switch it from using ...
0
votes
1answer
44 views

Centos 7 nmcli creating new connections after reload

I have a Centos 7 server, on which I have configured two connections for the two NICs the server has. When I issue the command nmcli con show, I get this: [root@aplicaciones ~ ]# nmcli con show ...
1
vote
1answer
57 views

Routing issue on Linux with Mobile Broadband

Note: This is a "cross-post", I asked this same question on "superuser" StackExchange site, but without obtain any answers, just a comment (now curiously disappeared). I've thought this site is ...
2
votes
1answer
64 views

How to persist on a wifi network in a ubuntu machine?

I've got a Ubuntu machine running a software that requires internet. However, sometimes the wifi fails (router reboot for example) and doesn't find the network again, until I manually service ...
1
vote
0answers
124 views

How do I force NetworkManager to update /etc/resolv.conf?

If I add a new DNS server using nmcli connection modify eth0 +ipv4.dns 8.8.8.8, I still have to update /etc/resolv.conf for the resolver to pick up the changes, right? So how do I force the update? ...
0
votes
0answers
404 views

Bridge on vlan on teaming for KVM

I have problem to create bridge on vlan on teaming. Why I do something like that? - Kvm needs bridge - Vlans because I need vm’s in different subnets - Teaming in option active-backup (small HA) I do ...
2
votes
1answer
130 views

Are there good reasons not to disable /etc/init.d/network on centos-7 in favor of exclusively using NetworkManager?

rhel-7/centos-7 network configuration is bizarre -- largely because they are straddling between the old (shell scripts usually invoked by /etc/init.d/network which mutate configuration state of ...
0
votes
1answer
131 views

CentOS 7.0 1406 installation fails on NetworkManager time out

Installing CentOS 7 on Supermicro SYS-6027TR-HTRF. The installer stops at: Error calling StartServiceByName for org.freedesktop.NetworkManager: GDBus.Error:org.freedesktop.DBus.Error.TimedOut: ...
0
votes
0answers
52 views

Automatically activating bridge slave connections

I created a bridge connection in the NetworkManager applet and assigned two ethernet interfaces to it. When I click connect on the bridge connection, the setup halts at "Obtaining network address" ...
4
votes
0answers
1k views

teaming with nmcli: bringing connection down and up again fails

On a centos 7 virtual box, I create a team like this: nmcli connection add type team con-name team0 ifname veteam0 nmcli connection modify team0 team.config roundrobin.conf [root@rhce1 ~]# cat ...
0
votes
0answers
102 views

Ubuntu & OpenConnect : any way to provide additional arguments?

I'm using OpenConnect to connect to my workplace via VPN. This works fine, but I'd like to use Ubuntu's network manager to establish connections. I guess it's a matter of having all connections ...
-1
votes
1answer
990 views

openconnect VPN works in KDE NetworkManager widget but not on command line

I need to connect to a Cisco VPN on Linux and at first I did this using the KDE NetworkManager plasma widget thingy. That worked fine and I'm able to connect to the VPN if I choose it from the Network ...
0
votes
1answer
506 views

How to load new profile in Network manager v0.9 without nm-connection-editor using cli?

i'm working on migration of autoprovisioned Ubuntu 12.04 LTS servers from ifup (/etc/network/interfaces) to NetworkManager. /etc/network/interfaces is clean (only loopback interface is configured): # ...
1
vote
0answers
1k views

DHCP_HOSTNAME isn't working consistently in RedHat 7

Under RedHat/Centos 6.x I used DHCP_HOSTNAME=`hostname -s` in /etc/sysconfig/network-scripts/ifcfg-eth0 to pass client hostname to DHCP for registration in DNS and this worked flawlessly. I'm now ...
0
votes
1answer
280 views

Suddenly unable to obain IP address but eth0 port blinking rapidly

After a server restart, the server is unable to obtain an IP address through a wired ethernet interface, neither automatically nor manually. However the green light on the back of the machine where ...
1
vote
2answers
5k views

Issue with RHEL7 and disabling NetworkManager

Okay community, let's see if we can figure this one out, cause I'm out of answers. Where I work I am setting up a bunch of RedHat Enterprise Linux servers. There is a collection of RHEL6 and RHEL7 ...
1
vote
1answer
690 views

RHEL 6 NetworkManager and secondary IP addresses

I've got two hosts running the same release of RHEL (6.4). I've been given eight IP addresses to put onto one NIC in each host. On host A, I manually created ifcfg-eth0, ifcfg-etho:1, ifcfg-etho:2, ...
0
votes
1answer
40 views

Bizzare routing: EITHER accepts emails OR sends depending if NetworkManager is running

Due to an otherwise unrelated hardware failure (long story) I've been forced to return an older Fedora Core system into service as a mail server. It's primary service is as a file server and Samba ...
6
votes
2answers
5k views

NIS failing to bind

I have a bunch of machines which authenticate via NIS to a central server. I just bought a new CentOS 6.2 client machine, and it can't authenticate. The following is a list of the classics people ...
1
vote
2answers
639 views

Network-Manager with bridge interface and OpenVPN

I'm running Debian Wheezy with Gnome-Shell. My current network interface configuration is this: # The loopback network interface auto lo iface lo inet loopback # The primary network interface ...
5
votes
4answers
8k views

NetworkManager is not changing /etc/resolv.conf after openvpn dns push

I've got a problem which is "NetworkManager is not updating /etc/resolv.conf after openvpn connection with dns push configured". Here's my openvpn server config: (I've changed domain name to ABC.COM ...
1
vote
2answers
3k views

In Fedora 18, when updating ifcfg-eth0, the new settings do not apply

I am aware that many people prefer to disable NetworkManager, but I don't believe it will be going away and I decided to try to learn how to use it properly. I thought I would begin with something ...
0
votes
1answer
78 views

DHCP failsafe subnetwork

I have some systems connected via a simple stupid ethernet switch. Under usual conditions, the switch is connected to a large network providing DHCP service and Internet gateway. However, if the group ...
0
votes
1answer
2k views

OpenVPN server unable to start due to network issues

I have been struggling with my OpenVPN server for a while now and i simply do not know how to correct the errors when i attempt to star the server. I have attached necessary information about my ...
-1
votes
1answer
48 views

Possible to supply two different configurations on the same physical network, so that they are selectable as 2 alternatives in NetworkManager? [closed]

Is it possible to supply two different network configurations (say, by two DHCP servers), so that they are selectable as 2 alternative wired connections in NetworkManager (GNU/Linux)? The motivation ...
1
vote
1answer
423 views

Tell NetworkManager to ignore or not probe rfcomm0

I'm trying to remotely connect to a system via Bluetooth but am running into problems. Here's what I'm trying to do... On the remote device I'd like to have the following running: rfcomm -r watch 0 ...
0
votes
2answers
197 views

Linux: how to verify my network configuration before doing a restart

I am trying to build a network bridge for my VMs on a server. So I added a new file and changed another in the /etc/sysconfig/network-scripts directory. Then I did a network reboot with the ...
0
votes
1answer
2k views

netconfig won't change DNS on opensuse 12.2

I'm trying to update my dns servers after openvpn connection, but netconfig won't do that for me. Here's how I'm trying to do it [manually now]: /sbin/netconfig modify -v -i tap0 -s openvpn ...
5
votes
3answers
10k views

What is the relation between NetworkManager and network service in Fedora/RHEL/Centos?

Hi I am new to Fedora/Centos/RHEL. I am confused about NetworkManager and network service in these Linux OS. May I know what is the relation between NetworkManager and network service? If I am using ...
2
votes
2answers
16k views

How to add interface alias on RHEL6 or CentOS6 with NetworkManager?

How to add a network interface alias (for example eth0:0) on CentOS6 or RHEL6 in the "correct" way that is through NetworkManager without NM_CONTROLLED=no. And this has to be done without GUI. Thank ...
3
votes
2answers
9k views

How to connect to VPN from the command line in Linux?

I have different tunnels that I configured using the network manager GUI. When I login to my desktop, I'm connected to the internet without any tunnels. To connect to a tunnel, I usually click on the ...
3
votes
4answers
8k views

Where does NetworkManager store the domain name for generating resolv.conf?

I am having problems getting my domain name set correctly on CentOS 6. My resolv.conf looks like this: nameserver 198.6.100.25 nameserver 198.6.100.53 nameserver 198.6.100.38 # Generated by ...
3
votes
2answers
9k views

CentOS 6 WiFi using NetworkManager and Without GUI tools

I am using CentOS 6, trying desperately to get Wifi working via a ifcfg-wlan0 file and fudging with /etc/wpa_supplicant/wpa_supplicant.conf. I do not have an X server, so I do not want to use the GUI ...
0
votes
1answer
638 views

Not authorized to control networking in SSH console

I want to control Network manager from the command-line. This worked well enough in Ubuntu 10.04 (with cnetworkmanager, nmcli is another possible choice). Since the upgrade to Ubuntu 10.10 however, a ...
3
votes
3answers
2k views

Ubuntu resolv.conf, not going to next nameserver?

I am using Ubuntu 10.04 Desktop, which comes by default with the "Network Manager" (which I am highly suspicious of). I am having an issue with resolving DNS zones on 2 different nameservers. ...
1
vote
3answers
124 views

Is it possible to do “something” every time linux connects to a network?

Hey, I'm trying to make a script run every time NetworkManager (or whatever, but that's what I'm talking to right now) connects to a network (or changes networks). What I really want is, ...
2
votes
2answers
888 views

NetworkManager applet looks like it can't see network

My system is Ubuntu 9.04. There is NetworkManager applet, but it looks like there are no networks. When I click it, there is disabled menu "Wired Network/device not managed". I have working eth0 ...
3
votes
2answers
6k views

How can I set a search domain (and other resolv.conf parameters) in Ubuntu?

I like Ubuntu's NetworkManager -- it does a great job keeping track of all my WiFi parameters and passwords. However, when I actually plug in an Ethernet cable, the frustration begins. When hooked up ...
5
votes
13answers
9k views

Network monitoring tool for FreeBSD [closed]

I am using FreeBSD 6.1 as router. Now I looking for Network Traffic Monitoring software to see what's happening with internet link. I have two installed LAN cards in my system, one for lan and other ...
0
votes
7answers
1k views

Configure Wi-Fi adapters in Linux

Linux distributions these days come with NetworkManager to allow a user to configure a WiFi network adapter. However I can't seem to figure out how to configure a system-wide network adapter. There ...