Also see Hoot-n-holler lines: http://en.wikipedia.org/wiki/Hoot-n-holler http://en.wikipedia.org/wiki/Hoot-n-holler Cisco's Hoot and Holler over IP: http://www

Also see Hoot-n-holler lines: http://en.wikipedia.org/wiki/Hoot-n-holler http://en.wikipedia.org/wiki/Hoot-n-holler Cisco's Hoot and Holler over IP: http://www.cisco.com/en/US/docs/ios/12_1t/12_1t5/feature/guide/dthoot4t.html http://www.cisco.com/en/US/docs/ios/12_1t/12_1t5/feature/gui... http://www.cisco.com/en/US/netsol/ns340/ns394/ns165/ns70/networking_solutions_white_paper09186a00800a8479.shtml http://www.cisco.com/en/US/netsol/ns340/ns394/ns165/ns70/net...