1
vote
2answers
195 views

Redundant routing (active/backup) on linux

I'm currently trying to setup a redundant routing on RHEL 5. The target goal is to have a primary route to a subnet and a backup route to that subnet, to be used only if the gateway of the primary ...
-1
votes
2answers
143 views

Single Static Public IP FAILOVER to Other PUBLIC IP Address

We have a customer that has a windows server located behind a dual wan router that has two static IP addresses from each ISP. They have staff out in the field that have laptops with applications that ...
1
vote
1answer
265 views

Xen XCP: Route failover IP to Guest

I have two hosts, which I installed XCP 1.6 on. The machines are hosted at Hetzner. Each host currently has a public IP and an additional IP assigned. There is a guest on each of the hosts which ...
1
vote
2answers
773 views

linux routing or natting with ip on loopback interface as alias

Ive got eth0:0 192.168.2.10 (for bgp network announce, no vlan, alias on eth0) eth0.1 192.168.3.20 (for bgp session 1,vlan3 transport to bgp router) eth0.2 192.168.4.30 (for bgp session 2,vlan4 ...
0
votes
0answers
231 views

Cisco 2911 - BDSL/3G-HWIC - How to failover to 3G if BDSL offline?

We have a site where we have a cisco 2911 router. Said router has BDSL provided over ethernet and a 3G-HWIC for redundancy. At the moment this is manually failed over in the event of a BDSL outtage, ...
1
vote
2answers
186 views

Dynamically re-route specific traffic on NIC failure in Linux

This is my first question on this forum. Hope I will be able to help others in the future. I have two boxes with two NICs each. I know that using bonding I can have some degree of fault tolerance ...
1
vote
3answers
3k views

How to configure ubuntu server with 2 NICs, and 2 Gateways (2nd as a failover)?

Here is a basic overview of the network configuration for one of our servers: [Datacenter] [Internet Connection #1] >> [Firewall 1 (xx.xx.xx.1)] >> [Server (xx.xx.xx.10)] ...
2
votes
2answers
4k views

FreeBSD load splitting and failover with 2 WANs (dynamic routing)

I have a freebsd server (ipfw, dhcp, dns) with one LAN interface and 2 WAN interfaces (2 different ADSL lines). The WAN interfaces (re0 and re1) are aggregated into one lagg0 failover ...