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What happens if I have more than one network interface?
By doing so, of course, if you have more than one subnet on the internal LAN you won’t be able to reach them anymore. Unless you configure static route towards all of these subnets on your server : you can add the route command in a script saved under /etc/network/if-up.d to be run each time an interface goes up.
How to connect two network interfaces on the same subnet?
Setup system with 2 interfaces on the same subnet. Ping a target and capture packets with tcpdump. This solution is part of Red Hat’s fast-track publication program, providing a huge library of solutions that Red Hat engineers have created while supporting our customers.
How to use multiple network interfaces ( NICs )?
NIC 1 Connected to Corporate Network and NIC 2 Connected to Local Network IP Address: 192.168.50.8 IP Address: 10.0.3.7 Subnet Mask: 255.255.0.0 Subnet Mask: 255.255.255.0 Default Gateway: 192.168.1.1 Default Gateway: 0.0.0.0 (or blank)
What happens if you have two NICs on the same subnet?
Configuring two or more NICs on the same subnet may cause communication problems. One of the most common scenarios resulting in multiple NICs being assigned to the same subnet is when both a wired and wireless interface are used to connect to the same network.
How to configure two network interfaces with?
To configure two interfaces say eth0 and eth1 to use two networks 192.168.0.0/24 and 10.10.0.0/24 a tool iproute2 can be used to achieve this.
Can a modem point to a network interface?
As you don’t have any specific configuration for eth1 in /etc/network/interfaces, I suppose that your modem is giving to your server the IP info via DHCP. As per the route ouput, you get your default gateway pointing to the modem so to Internet.
Can a VM connect to different network interfaces?
You can connect network interfaces in the same VM to different subnets within a virtual network. However, the network interfaces must all be connected to the same virtual network. You can add any IP address for any IP configuration of any primary or secondary network interface to an Azure Load Balancer back-end pool.