Excerpt: ZyXEL Communications’ DOCSIS 2.0-certified cable modem is the ZyXEL 971 M Prestige Cable Modem . It is backwards compatible to DOCSIS 1.0 and 1.1 cable operator networks. It could also work in cable operator networks that are qualified for DOCSIS 3.0 but it would only support DOCSIS 2.0 speeds and features.
Pros: ZyXEL Communications supports this cable modem with a two-year warranty.
Cons: DOCSIS 2.0 cable modems are nearing the end of their product life cycle.