Server Fault Stack Exchange
Server Fault Stack Exchange

Questions tagged [ip-routing]

272 questions
0
votes
1 answer

Routing traffic from a bridge to a specific interface

Fundamental question about routing in Ubuntu 20.04. I have a baremetal setup in Hetzner which has an 11.22.33.44/32 IPV4 address along with 2a01:db8:30/64 subnet allocated to it. enp7s0 is the physical interface which has 11.22.33.44/32 address. I…
ab_tech_sp
  • 101
  • 2
0
votes
1 answer

Firewall / Ip rule issues between two hosts via vSwitch

I have two servers in play here, one is a Qemu VM host, the other being a storage box of sorts. They are hetzner machines, and I have them connected via a vSwitch. Server1 vSwitch interface: 3: local@eth0: mtu 1500…
omeganebula
  • 1
  • 3
0
votes
0 answers

Forward traffic via multiple vps servers User ----> Solution ----> VPS 1 ----> Solution ----> VPS 2 ----> Internet

I've tried using Wireguard and a proxy to no avail, i'm not aware of any other ways of doing this, i'm open to suggestions for other ways of doing this, if anyone even wants to help with this, My reason for doing this is basically this; i need to…
vgaggia
  • 1
  • 1
0
votes
0 answers

How to setup load balanced / fail-over route where there are multiple valid routes to the same subnet?

We have a situation where we have multiple EC2 instances each running a VPN. Both the remote VPN server and remote subnet are run by a third-party and we have no say in the way they are setup. We don't believe these are transferable to AWS client…
Philip Couling
  • 1,535
  • 1
  • 17
  • 32
0
votes
0 answers

Routing WIFI and LAN on Mac OS

An old post couldn´t help me. Things are like this: I have one Network(managed from a router with access to the internet) All Mac´s are in that Network via Ethernet. In this Network is as well a NAS for Backups and some Files. Additional i have…
Albert
  • 1
  • 1
0
votes
1 answer

Routing issue between linux machine

Hi I have 3 linux servers deployed on Openstack cloud on same network. Server A -----> Server B ------> Server C Each server private IP address range is 192.168.10.x/24. All 3 servers are communicating to each other on 192.168.10.x IP range. I…
Rohit Singh
  • 1
  • 1
0
votes
0 answers

Testing IPv6 gateways/routers inside my network

I am currently using a Linux (Debian) box as my router/gateway and would like to test some other solutions (like VyOS, PFSense, OPNSense...) without replacing it (for now). The testing would happen with VMs and/or spare machines. While the IPv4 part…
rmweiss
  • 183
  • 1
  • 6
0
votes
1 answer

Routing between two Cisco CSR1000v instances on AWS

I'm building a lab in AWS with Cisco CSR1000v virtual routers. I've tried both the below options. In option 1, there's no way to force the traffic from linux1 or 2 to the respective CSR routers since it's all in the same VPC, so it didn't work. I…
kaziman
  • 1
  • 1
0
votes
0 answers

Unable to connect to Lightsail, is there a way to fix it?

After configuring and rebooting a Debian 10 with internal ip address as static I cannot connect with it. The only strange thing that I've found was: The internal ip address was 172.26.5.8/20 I cannot reach in anyway but if I ping even not…
sebelk
  • 642
  • 3
  • 13
  • 32
0
votes
0 answers

How to utilize second gateway on the same network

I couldn't find solution to add 2nd gateway from main router. I have a C class local network 192.168.5.0/24 with Linux server A at 192.168.5.1 acting as default gateway, dhcp, smb... server. I would like to route some clients/servers (ie. client…
DenisZ
  • 23
  • 7
0
votes
1 answer

How to add a routing rule that only match "dport"?

In my OpenWrt box, I want to route only a specific protocol(tcp:1888) to a tun interface only for one PC(192.168.28.2), so I do as following: ip rule add from 192.168.28.2 dport 1888 lookup 123 ip route add default via 10.8.0.2 dev tun0 table…
Leon
  • 159
  • 7
0
votes
0 answers

How to configure new (DHCP configured) interface with non system default route using systemd/networkd?

I am trying to configure Linux system, so during boot/adding new modem (visible as usb0 interface ) any software binding to modem interface (usb0) IP# will use offered by modem GW/routing instead of system default routing/GW. I am trying to use…
matkor
  • 1
  • 1
0
votes
0 answers

route packets from specific hosts to virtual device

PIMv2 I think the issue is with multicast. I want to create a GRE tunnel that supports multicast PIMv2. I am seeing the server sending PIMv2 Hello messages to my gre tunnel but my machine is not responding. ip tunnel add [g0] mode gre remote [remote…
neoh
  • 1
  • 2
0
votes
0 answers

Duplicating IoT traffic

I have a simple IoT temp sensor (from China) and I can change the destination it routes traffic to. I want it to continue sending to their system AND to mine (redundancy, resilience etc). The sensor does not support sending to 2 destinations. I use…
Andyj12
  • 149
  • 1
  • 5
0
votes
1 answer

Ubuntu UFW log shows public addresses sending traffic to my RFC1918 private address

This is really a routing question but here is the back ground: I am running Ubuntu 20.04.3 LTS with UFW. My internal network is 10.126.1.0/24. No inbound translations at the Internet edge. If I inspect my UFW logs I see messages similar to…
Tirki
  • 1
1 2 3
…
18 19