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The Excellent Free Alternative to Commercial Routers - Low hardware requirements: min spec is a 486 with 8MB of RAM and a floppy drive
FREESCO Linux router
Excellent Linux Firewall and Router (visit the services section for installation options)
IPCop Linux
Quality Tour Guiding in Northern Ireland

Eyes on Northern Ireland
Guided tours of Northern Ireland including the Giant's Causeway and Antrim Coast, Strangford Lough and Mourne Mountains, Lisburn City walking tour, and Hillsborough walking tour.

SME Server (formerly e-smith) Linux based email server and internet router/gateway.
SME (e-smith) server and gateway
Scadin - Land and Measured Building Surveyors
Scadin - CAD/CAM/CAE links, utilities, and reviews TenLinks
Vita Cortex - Manufacturers of flexible polyether foams, polyester fibre fillings and aircraft seating products.  Suppliers of furniture and bedding products.  Convertors of cellular foams and polyester fibre for industry. Vita Cortex Ltd