D-Link
D-link is the worldwide leader and award winning designer, developer, and manufacturer of networking, broadband, digital electronics, voice and data communications solutions for the digital home, small office/home office (soho), small to medium business (smb), and workgroup to enterprise environments. the company is a dominant market participant and price/performance leader in the networking and communications market.
http://www.dlink.com/products/digitalhome/cabledsl/
Linksys
Linksys, a division of cisco systems, inc. (nasdaq: csco) is the global leader in wireless and ethernet networking for consumer and soho users. linksys is dedicated to making networking easy and affordable for its customers, offering innovative, award-winning products with free best-in-class technical support.
http://www.linksys.com/products/group.asp?grid=5
SMC
SMC
http://www.smc.com/index.cfm?action=products_choose_product&cat_id=4&prodcat=broadband%20routers
Topcom
Topcom, manufacturing communication and lifecare products since 1991. we are specialised in wireless speech and data products such as wireless telephones and walkie talkies.
http://www.topcom.net