Tag Archives: networking

Default Route Ping and Failover Script [Solaris/Ruby]

Wrote this for my squid boxes. They’re built with lots of redundancy – I can fail over to a different NIC/IP address in the event of a connectivity failure. Written and tested on Solaris, runs as a Ruby daemon. #!/usr/local/bin/ruby … Continue reading

Posted in Uncategorized | Tagged , , | Leave a comment

Bombproofing: “Bonding” Multiple NICs to One Network Interface

Concept: Two network cards backing one IP address. One card fails, you’re still up. http://www.redhat.com/docs/manuals/enterprise/RHEL-5-manual/Deployment_Guide-en-US/s2-modules-bonding.html Example will show bonding of 2 network cards to one IP address (macs and IPs changed to protect the innocent). Step 1: Create /etc/modprobe.conf entries … Continue reading

Posted in Uncategorized | Tagged , , | Leave a comment