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Questions tagged [virtual-ip]

53 questions
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keepalived failover virtual ip parameters

I have two servers (A-master and B-backup) with one virtual ip. I need to assign the virtual ip to server B in case server A fails. For this I'm trying to configure keepalived. server A virtual ip is configured on eth0:1 server B virtual ip is…
ivcode
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Multimaster Keepalived Configuration (Virtual IP with Load Balancing)

Here are requirements: 1. High Availability 2. Load Balancing First configuration 1. Two linux servers have been configured with one static IP for each: 10.17.243.11, 10.17.243.12 2. Keepalived has been installed and configured with one VRRP…
Rad
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Binding ISC DHCPD to a virtual (heartbeat) interface

I had a DHCP server that acted as a relay endpoint and worked fine. let's say this is a solo machine with eth0 with an ip of 192.168.0.10 I needed to bring this server down and join it to a cluster, so, eth0 will be different, but, the ip…
William Hilsum
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How to implement virtual IPs on AWS?

Is it possible to create floating IPs within Amazon? More specifically within the VPC? If so, how can I do this? Their documentation doesn't seem to point me in the right direction. The best I could find was this:…
user101130
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IP migration by filtering

I'm looking for a solution to use virtual IPs between 2 hosts, but in a specific way. I would like to have the addresses bound to both hosts at once, but filtered out on the inactive one (arp filtering for the routing announcements + traffic…
viraptor
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How do I force pacemaker to keep restarting SystemD resource if it fails (instead of putting it into 'stopped' state)?

My goal is to implement 2 nodes HTTP load-balancer, using virtual IP (VIP). For this task I picked pacemaker (virtual IP switching) and Caddy for HTTP load-balancer. Load-balancer choice is not a point of this question. :) My requirement is simple -…
Erikas
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KeepAlived service running but does not executes the check haproxy script

I have configured a failover load balancer, so that it acts as a backup whenever my primary goes down. So I have setup Keepalived that switches the floating virtual IP address to the other machine whenever it is unable to find the service HAProxy…
Himanshuman
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How to shutdown keepalived without releasing the VIP

Usually it is a good thing that when keepalived shuts down, it releases the virtual IP address (VIP) via VRRP and removes the address from the local interface so that other instances can take it over. When the last instance of keepalived shuts down,…
aef
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Keepalived two master have virtual IP simultaneously

It's really strange on my BACKUP device always turn to MASTER several secs. I've already search both master have virtual IP simultaneously cases,and all of there solution I've tried, but still not work. There's two way probably to solve it Priority…
YCS
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Ip and secondary ip sometimes doesn't repond to ping

In order to have a virtual ip, I sometimes add another IP for my interface enp2s0f0 using # ifconfig enp2s0f0:1 192.168.201.33 up I also send a gratitus arp in order to publish the new ip of the device. I've noticed that the device answers to…
hudac
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Point a subdomain to a dedicated application server using NetScaler

Background on a question: we have a domain (www.example.com) that point to multiple servers with an SSL Wildcard *.example.com aka hitting a VIP (I am not an expert on VIP would love to learn more). The question is we are performing a Proof of…
Moojjoo
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High Availability HAProxy setup behind PfSense

I am building out a new high availability environment with 2 HAProxy load balancing servers and 2 NGINX web servers all on CentOS 7. I have everything setup and working with both load balancers but am not sure how to route incoming WAN traffic so…
JoeyZero
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Obtain Virtual IP - Azure App Service Environment

I am trying to setup IP Based SSL instead of SNI SSL on an azure Web App. The App Service Plan is Standard S1, but unfortunately I am getting the following error message: There are no IP addresses in the App Service Environment that are available to…
Ihab
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can we implement IP load balancing by LVS direct routing without using VIP? is we can, How?

I am trying to implement IP Load Balancing using LVS Direct routing method. Now Ideally there is a virtual IP assigned to the Load Balancer server, but I have only 3 IP addresses. I am using 10.209.104.6 for Load balancer node 10.209.104.5 and…
IAmSurajBobade
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Connecting to local VIP: wrong outbound interface used

I have an issue where my outbound connections are using the wrong interface. I believe I have routing all configured properly. I have an active/standby database on two blades that use a Virtual IP. The VIP is reassigned to the blade with the…
Jamie
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