Questions tagged [bridge]
Bridging is a forwarding technique used in packet-switched computer networks. Unlike routing, bridging makes no assumptions about where in a network a particular address is located.
950
questions
0
votes
0
answers
8
views
How to create bridge (br0) in Vagrant using private network
I have brought up Vagrant machine with private_network. It creates eth1 interfaces. I want to create bridge using that IP.
After vm is up, if I create br0 with the same IP and remove the IP from eth1, ...
- 1
0
votes
0
answers
79
views
Using Linux server to interconnect 25Gbps and 1Gbps LAN segments
A local network 192.168.1.0/24 that I administrate, was operated at 1Gbps Ethernet. Recently, we got some new switches and machines capable of 25Gbps Ethernet (all DACs). The new 25Gbps switch does ...
- 19
1
vote
1
answer
59
views
Issue with STP putting links to Blocking between multiple linux hosts without physical switches in between
Have the following network topology between Linux (RHEL 8.6) hosts, no physical network appliances between the hosts:
bridge link show command output on Host A:
...
33: br0-1: <BROADCAST,MULTICAST,...
- 161
0
votes
0
answers
13
views
MikroTik VLAN AccessPort doesn't work
I have a problem with configuring access port on my MikroTik CRS312-4C+8XG-RM. Below, I show you my config.
I expect that on combo4 I can connect my computer to my VLAN10. In general my network works ...
- 31
0
votes
0
answers
40
views
Ubuntu server 20.04 does not initialize systemd script!
I'm trying to put a script to run at Ubuntu startup via systemd, but the same error occurs and the command is not executed, the script is used to raise the tap interface, and make the bridge with the ...
0
votes
1
answer
285
views
Iptables forwarding outbound packets to another port of LAN bridge
I just built a router running Debian with iptables, DHCP, radvd, etc. Let's for the simplicity say the router has 3 ports enp1s0 to enp3s0. I used enp1s0 as the WAN port and created a bridge br0 for ...
- 1
0
votes
1
answer
100
views
Multiple virtual routers on a single machine
As part of a production line, I need to test that a device is able to connect to the internet through its ethernet port.
Each device will have a unique set of:
static IP/netmask
static gateway IP
DNS ...
- 1
0
votes
0
answers
77
views
how to confugire routing for bridge interface
I have a Linux machine that I operate in transparent mode using bridge interfaces that I created using brctl. One member of the br0 is external, and the other member is internal interface. In the ...
- 1
0
votes
0
answers
73
views
Losing connection when connecting br-ex to bond - openstack
I want to configure openstack on a bond with a private static IP address and I also connect to the server through the same bond. I realized as soon as I connect the bond to br-ex I get disconnected ...
- 1
0
votes
1
answer
93
views
KVM Routed Bridge for Additional Subnet on Hetzner Using Netplan
I have a dedicated Ubuntu 22.04 server at Hetzner running KVM. I have assigned IP addresses from an additional subnet to guest VMs. I can reach the guest VMs via their public IP addresses as intended.
...
0
votes
2
answers
199
views
How do I replace the main network interface with a bridge on GCP?
What I'm trying to do is launch a bridged OpenVPN server on GCP (in a GCE VM). What looks like a crucial part to me is in the title. If I succeed, the rest is supposedly easy. I tried two approaches:
...
google-cloud-platform
0
votes
1
answer
147
views
How to detect which physical interface an IP is being reached through in a network bridge?
I have the linked network setup. network diagram
In essence, there is a router that manages DHCP and broadcasts Wifi A, then there is a dedicated access point that broadcasts Wifi B. A station ...
- 13
0
votes
0
answers
27
views
Proxmox linux bridge has binded ip which not works 50% of time
I have default proxmox install on Vultr baremetal server
It has bridge like this
root@ed2:~# cat /etc/network/interfaces
auto lo
iface lo inet loopback
iface enp1s0 inet manual
auto vmbr0
iface ...
- 708
0
votes
0
answers
179
views
Centos Network Manager -nmcli How to revert to previous status of network or remove properties of network?
I'm a newbie in network, so please understand me.
I have a bond network, but I added a bridge network to the bond as master using
nmcli con modify bond0 master br0
but after that, I lost IP address ...
- 1
1
vote
1
answer
138
views
Isolated bridge in Debian
According to Is it possible to enable port isolation on Linux bridges?, it is possible to create isolated ports in isolated on with the bridge command. This uses the BR_ISOLATED flag for the interface....
- 11