Here's how you can do it:

Official definition for <peer> follows: "manualpeerlist:<peers> - sets the manual peer list to <peers>, which is a space-delimited list of DNS and/or IP addresses. When specifying multiple peers, this switch must be enclosed in quotes." So it should be very much like the following:

If you are wondering where I took all those IPs, here's the link: http://tf.nist.gov/tf-cgi/servers.cgi.

Or google yourself and find a better one.