Re: [CentOS] Need help getting two NICs to work on CentOS 7

2016-11-16 Thread Gordon Messmer
On 11/16/2016 07:33 AM, Sean Son wrote: No matter how many times I restart the NetworkManager-dispatcher service, if I reboot the system, and run a systemctl status NetworkManager-dispatcher.service, the service shows as Inactive (Dead) even though it has been enabled. That's normal. It's a

Re: [CentOS] Need help getting two NICs to work on CentOS 7

2016-11-16 Thread Sean Son
On Tue, Nov 15, 2016 at 10:55 AM, Gordon Messmer wrote: > On 11/15/2016 06:07 AM, Sean Son wrote: > >> I have no network connectivity even >> when I restart the network service. Should I reenable NetworkManager now? >> > > > Yeah, the switch is just a test to see if

Re: [CentOS] Need help getting two NICs to work on CentOS 7

2016-11-15 Thread Gordon Messmer
On 11/15/2016 06:07 AM, Sean Son wrote: I have no network connectivity even when I restart the network service. Should I reenable NetworkManager now? Yeah, the switch is just a test to see if the problem is specific to NetworkManager. It seems that you have other problems as well. Before

Re: [CentOS] Need help getting two NICs to work on CentOS 7

2016-11-15 Thread Sean Son
On Mon, Nov 14, 2016 at 5:30 PM, Gordon Messmer wrote: > On 11/14/2016 12:47 PM, Sean Son wrote: > >> Any ideas on what >> I am doing wrong here? >> > > > Nothing obvious. Since your interfaces have static configurations, I'd > suggest turning off NetworkManager and

Re: [CentOS] Need help getting two NICs to work on CentOS 7

2016-11-14 Thread Gordon Messmer
On 11/14/2016 12:47 PM, Sean Son wrote: Any ideas on what I am doing wrong here? Nothing obvious. Since your interfaces have static configurations, I'd suggest turning off NetworkManager and turning on the "network" service to determine whether or not that works correctly after a reboot.

Re: [CentOS] Need help getting two NICs to work on CentOS 7

2016-11-14 Thread Sean Son
On Tue, Nov 8, 2016 at 8:02 AM, Boris Epstein wrote: > Hello there, > > What is the hypervisor that hosts the VM? What does ifconfig show on it? > > Boris. > > On Mon, Nov 7, 2016 at 4:36 PM, Gordon Messmer > wrote: > > > On 11/06/2016 11:00 PM,

Re: [CentOS] Need help getting two NICs to work on CentOS 7

2016-11-08 Thread Boris Epstein
Hello there, What is the hypervisor that hosts the VM? What does ifconfig show on it? Boris. On Mon, Nov 7, 2016 at 4:36 PM, Gordon Messmer wrote: > On 11/06/2016 11:00 PM, Sean Son wrote: > >> How do I >> configure the networking so that both IPs are pingable and

Re: [CentOS] Need help getting two NICs to work on CentOS 7

2016-11-08 Thread lejeczek
On 07/11/16 07:00, Sean Son wrote: Hello all Here is the scenario: We have a mail server VM which currently has two virtual NICs attached to it. One NIC is has an IP on a subnet with a default gateway defined and the other NIC has an IP on a different subnet with a different gateway on a

Re: [CentOS] Need help getting two NICs to work on CentOS 7

2016-11-07 Thread Gordon Messmer
On 11/06/2016 11:00 PM, Sean Son wrote: How do I configure the networking so that both IPs are pingable and the VM is reachable via both IPs? You need one rule file per interface, which directs traffic out the appropriate interface based on the source address of the packet:

Re: [CentOS] Need help getting two NICs to work on CentOS 7

2016-11-07 Thread Peter Brady
On 7/11/2016 6:00 PM, Sean Son wrote: > Hello all > > Here is the scenario: We have a mail server VM which currently has two > virtual NICs attached to it. One NIC is has an IP on a subnet with a > default gateway defined and the other NIC has an IP on a different subnet > with a different

Re: [CentOS] Need help getting two NICs to work on CentOS 7

2016-11-06 Thread Frank Cox
On Mon, 7 Nov 2016 02:00:24 -0500 Sean Son wrote: > When I ping the VM, the first NIC's IP is > not pingable at all, but the second NIC's IP is pingable. How do I > configure the networking so that both IPs are pingable and the VM is > reachable via both IPs? The last time I did that I did it

Re: [CentOS] Need help getting two NICs to work on CentOS 7

2016-11-06 Thread Digimer
On 07/11/16 02:00 AM, Sean Son wrote: > Hello all > > Here is the scenario: We have a mail server VM which currently has two > virtual NICs attached to it. One NIC is has an IP on a subnet with a > default gateway defined and the other NIC has an IP on a different subnet > with a different

[CentOS] Need help getting two NICs to work on CentOS 7

2016-11-06 Thread Sean Son
Hello all Here is the scenario: We have a mail server VM which currently has two virtual NICs attached to it. One NIC is has an IP on a subnet with a default gateway defined and the other NIC has an IP on a different subnet with a different gateway on a different VLAN defined. Now when I