Re: [CentOS] nmcli: unwanted secondary ip-address

2020-09-22 Thread Mark Milhollan
On Tue, 22 Sep 2020, Felix Kölzow wrote: A secondary ip address seems to be automatically added to a nic which causes several issues in our setup. # nmcli con show NAME  UUID  TYPE  DEVICE eno4  dbd95c24-1ed7-4292-8dba-3934bd1476a0  ethernet  eno4

Re: [CentOS] nmcli: unwanted secondary ip-address

2020-09-22 Thread Radosław Piliszek
I'd just suspect some rogue dhclient running on the system. Check the process list for dhclient instances and their cmdlines. NetworkManager should not be running any dhclient for that interface with this config. -yoctozepto On Tue, Sep 22, 2020 at 3:38 PM Simon Matter wrote: > > Hi Felix > > >

Re: [CentOS] nmcli: unwanted secondary ip-address

2020-09-22 Thread Simon Matter
Hi Felix > Dear Simon, > > every second IP-address is unwanted. We restarted  eno4: > > nmcli con down eno4; nmcli con up eno4 > > and the second address vanishes. Then after a few ours, the second ip > address reappears. That's really interesting. Doesn't NetworkManager also store other

Re: [CentOS] nmcli: unwanted secondary ip-address

2020-09-22 Thread Felix Kölzow
Dear Simon, every second IP-address is unwanted. We restarted  eno4: nmcli con down eno4; nmcli con up eno4 and the second address vanishes. Then after a few ours, the second ip address reappears. This is the config-file of eno2: # cat ifcfg-eno2 TYPE=Ethernet PROXY_METHOD=none

Re: [CentOS] nmcli: unwanted secondary ip-address

2020-09-22 Thread Simon Matter
> Dear Simon, > > >> And can you diff the config of eno1 and eno4. > > # pwd > /etc/sysconfig/network-scripts Okay, nothing to find here. What about eno2, you also have two IP addresses there and even in the same subnet, is this wanted or not? Can the second address of eno2 be found in the ifcfg

Re: [CentOS] nmcli: unwanted secondary ip-address

2020-09-22 Thread Felix Kölzow
Dear Simon, And can you diff the config of eno1 and eno4. # pwd /etc/sysconfig/network-scripts # diff -u ifcfg-eno1 ifcfg-eno4 --- ifcfg-eno1    2020-09-21 17:23:25.576672703 +0200 +++ ifcfg-eno4    2020-09-22 07:18:43.160532532 +0200 @@ -3,15 +3,20 @@  BROWSER_ONLY=no  BOOTPROTO=none  

Re: [CentOS] nmcli: unwanted secondary ip-address

2020-09-22 Thread Simon Matter
> Dear CentOS-Community, > > we are facing the following issue: > > A secondary ip address seems to be automatically added to a nic which > causes several issues in our setup. Hi, Can you show as the config of eno4? And can you diff the config of eno1 and eno4. Looks like there is a difference

[CentOS] nmcli: unwanted secondary ip-address

2020-09-22 Thread Felix Kölzow
Dear CentOS-Community, we are facing the following issue: A secondary ip address seems to be automatically added to a nic which causes several issues in our setup. This server is equipped with four nics which are currently in use: # nmcli con show NAME  UUID   

[CentOS] Login failure with Secure Boot

2020-09-22 Thread isdtor
Hi all, I have a laptop in UEFI mode running CentOS 8.2. All works fine but when I enable Secure Boot, login via gdm is no longer possible. Console login is ok. I found some related discussions over on Ubuntu forums, suggesting that this could be related to 3rd-party kernel modules, such as

Re: [CentOS] A Request to Add module to CentOS Linux (3.10.0-1127.18.2.el7.x86_64) 7 (Core)

2020-09-22 Thread Dedoep
Hi Phil, I can confirm our initial testing shows its all working! Thanks, feels like such an understatement of gratitude! :D Cheers Dan On Wed, Sep 16, 2020 at 1:12 AM Johnny Hughes wrote: > On 9/15/20 8:09 AM, Phil Perry wrote: > > On 15/09/2020 05:28, Dedoep wrote: > >> Hi Phil, > >> > >>

Re: [CentOS] iptables & voip

2020-09-22 Thread Radosław Piliszek
On Mon, Sep 21, 2020 at 7:54 PM Gregory P. Ennis wrote: > > Everyone, > > I would like to use our gateway linux machine to give bandwidth preference to > voip udp > packets. Can anyone point me to a tutorial about the use of voip and > iptables? Arch Linux wiki has nice explanations and