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SysAdmin: Redundant Internet Connections Using Linux

Jan 25, 2002, 23:30 (4 Talkback[s])
(Other stories by Seann Herdejurgen)

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"With the advent of high-speed Internet links from Internet Service Providers (ISPs), it's easier for users to host services on their home computers. But what happens when your ISP connection goes down? An obvious solution is to have a redundant Internet connection from another ISP. To help set up a Linux host with redundant Internet connections, this article covers the following essentials:
  1. Configuring the host to properly handle inbound network connections from multiple ISPs
  2. Load-balancing outbound network connections
  3. Configuring various services to enable redundancy
  4. Configuring firewall protection using ipchains or iptables"

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