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Questions tagged [multi-homed]

67 questions
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Send TCP/IP packets down three routes and pick fastest

Does there exist a way to split TCP/IP traffic across three routes and have the first packets to reach the destination be used? I'm imagining something like multi-homing but with the requirement that traffic is sent on all three links each time. We…
chillitom
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Multihomed multi-router setup with Quagga BGP

I'm doing some labs with Quagga on Ubuntu 10.04 LTS as a BGP router in a multihomed and multi router setup. Currently I have setup a fake "ISP" router in my lab and have my two Quagga routers behind it sharing routes with iBGP and I have ran into…
Andreas Falck
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OptiQroute does not favor weighted WAN connection

I have an interesting problem: Our load balancer (a FiberLogic OptiQroute 2140) seems to consistently favor one WAN connection over another (and not one I want it to). We have two WAN connections from different service providers. One is a SDSL…
user62491
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Cisco BGP question about advertising routes

I have the following config and understand what's happening pretty well with everything except the routes I'm advertising. In other words it's INBOUND traffic I have a question about. What I 'want' to happen is for all traffic to be routed to me…
Domino
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How to configure machines in a public subnet with two gateways?

We have a single public /24 subnet, with a BGP router as the primary gateway. Now I'm interested in configuring a second router for redundancy. How do I deal with multiple gateways on the servers in our public subnet? I found some other questions…
Shtééf
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Issues resolving DNS entries for multi-homed servers

This is difficult to explain, so bear with me. We have 2 domain controllers, each multi-homed to straddle 2 internal subnets, (subnet A and subnet B) and provide dns, dhcp, and ldap authentication. Both domain controllers each have 2 DNS entries.…
I.T. Support
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Internet failover on Cisco ASA 5500 series Primary ISP is on DHCP address and so is backup. Always defaults to backup

I had SLA MONITOR setup on my ASA and working fine for months. All traffic was routing through my primary connection. I rebooted my ASA after a firmware upgrade. When it came back, it would always default to the backup line. I disconnected the…
c240amg
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How can I mount an NFSv4 export with multiple IPs

I have a Synology with 2 controllers exporting an NFSv4 share. The NFS export can be accessible via any of the 2 IPs (which are on different subnets). How on a CentOS/RHEL/Rocky Linux distro, can I mount the NFS export and have it multipath or know…
cohortq
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Sharing same IP across two NICs, to route one IP over dedicated NIC

I have a few hosts connected to the same switch, which are all on the same subnet (10.0.0.0/16). Two of these hosts have faster network interfaces so I have connected them together, meaning these two machines now have a direct link with each other…
Malvineous
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Windows 10 uses wrong NIC to reach certain IP addresses

I have two servers running Windows 10 Enterprise 2016 LTSB that seem to be using the wrong NICs. The network consists of 2 subnets. So each server has one NIC on the "main" network with Internet access, 10.1.10.0/24. Then each server has another NIC…
Andrew Myers
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Net Use Doesn't Work For Second NIC In Windows 7 Pro Computer

I have an Intel E1G42ET Gigabit ET Dual Port Server Adapter installed in a Windows 7 Pro computer (NOT a Windows Server, just a plain old Windows 7 Pro computer). I have setup a 192.168.1.0 network on one port of the Intel adapter and a 192.168.3.0…
Bill Vallance
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Configure DNS servers on multi-homed EC2 instance running Windows 2016 server

I need help configuring DNS servers for a multi-homed EC2 instance running Windows 2016 server. This instance has 2 network interfaces attached to it, eth0 and eth1. I have setup routing policies to ensure that traffic destined to a cidr range…
user1071840
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Multihomed Computers - wont communicate on a network

I have two multi-homed servers connected to each other via a private network and also via a public network. I cannot get traffic to go across the private network. The servers only use the public network NICs to communicate with each other. These…
ajh4
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ArchLinux multi home not responding on one interface

I have a bunch of kit in a DC running through Cisco ASAs - this isn't really working out as it relies on us creating, paying and waiting for tickets concerning out network config. I've been and installed a couple of R230s running pfSense, along with…
Dave
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Unix: How to find the name of the ethernet interface through which I'm logged in

We have multihomed servers. And to simplify things, I would like to know the dns of the interface trough which I'm logged in. (e.g. to set PS1 thus it can be used in scp commands) My solution for that problems seems to be rather complicated. => is…
Thomas SV
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