Search found 6 matches

by jcmanjar
2020/12/29 16:39:37
Forum: CentOS 7 - Networking Support
Topic: Add a third network card
Replies: 8
Views: 210

Re: Add a third network card

P.D.

I want to clarify a few things about the network interfaces you asked:

eth0 and eth1 connect to a network switch that gives access to the SIP trunk
eth2 connects to a router that is used for the company's internal network and from where users connect to the Issabel with a softphone
by jcmanjar
2020/12/29 16:31:27
Forum: CentOS 7 - Networking Support
Topic: Add a third network card
Replies: 8
Views: 210

Re: Add a third network card

I have already solved the problem. One of the problems was that the two network interfaces (eth0 and eth1) were assuming the same MAC. I changed one of the cards and also reconfigured all the network interfaces from scratch leaving eth2 for the local interface. eth0: HWADDR=D8:47:32:8E:A9:20 TYPE=Et...
by jcmanjar
2020/12/29 16:09:38
Forum: CentOS 7 - Networking Support
Topic: Add a third network card
Replies: 8
Views: 210

Re: Add a third network card

* If destination is 192.168.2.1, then it is sent from NIC eth1 * If destination is anyone else in 192.168.2.0/24, then it is sent from NIC eth0. Overall, such pair does not make sense. Why would one address in subnet range be linked to different NIC? I also wonder the same thing. But this server ha...
by jcmanjar
2020/12/28 13:51:14
Forum: CentOS 7 - Networking Support
Topic: Add a third network card
Replies: 8
Views: 210

Re: Add a third network card

Hello, jlehtone Thanks for your help, unfortunately, I did not configure the server and has no experience with NM. I always configure NIC manually. I have no experience with the Network Manager, I always configure the network interfaces manually. I'm tearing my hair out configuring three interfaces ...
by jcmanjar
2020/12/28 13:43:04
Forum: CentOS 7 - Networking Support
Topic: Add a third network card
Replies: 8
Views: 210

Re: Add a third network card

Hello, Trevor
Thank for your help and sorry for late response. I will make the changes that you suggest
by jcmanjar
2020/12/24 15:30:10
Forum: CentOS 7 - Networking Support
Topic: Add a third network card
Replies: 8
Views: 210

Add a third network card

Hello guys I have a server with two network cards: one card connects to a local 192.168.2.0 network and the other to a sip trunk. I have to add a third card and as soon as I put it in the server loses connection to the local network and to the sip trunk. I have tried all the settings according to th...

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