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Terry_Rodecker_
Nimbostratus
Nov 30, 2010Cable Modem connection on F5 Link Controllers
We recently installed 2 F5 Link Controllers to allow for load balancing our ISPs. They are currently in the data flow and are handling our traffic but we are not load balancing between the 2 existing...
Terry_Rodecker_
Nimbostratus
Nov 30, 2010Thanks. We got it fixed though I don't truly understand why it didn't want to work before.
The F5s and the ISP were on the same subnet so no route was necessary. As it turns out, the ISP's cable modems don't like to be connected to Cisco equipment. It was directly connected to a Cisco 2960, which kept the F5s from working. I then placed a Cisco ASA (aka Pix Firewall) between the 2960 and the cable modem and the same thing, the ASA could access the Internet but nothing behind it could. I replaced the ASA with a $19 Linksys router and everything is working fine now.
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