Adding a second ISP circuit Share on Facebook Post on reddit Tweet on Twitter Share on LinkedIn Home › Forums › Networking › Cisco Routers & Switches How-to › Adding a second ISP circuit This topic has 4 replies, 3 voices, and was last updated 9 years, 8 months ago by ram_ccnahelp. Viewing 1 post (of 1 total) Author Posts robert.hartman01Member May 11, 2011 at 6:08 pm #154584 I have the following Cisco hardware setup with a single ISP connection. 1) Cisco 2821 Integrated Services Router 2) Cisco 5520 ASA 3) Cisco 4510 Core Switch How would I add a second ISP so any one ISP or hardware failure would not bring down internet connectivity? Thanks in advance for your help! Robert Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic.