“Does the CM500V-100NAS provide an optional battery backup for phone(s)?”

1-5 of 5 Answers

• No this modem does not have a battery back-up which is a major flaw

  Answered by applejack 7 years ago

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• No, you'll need a separate UPS.

  Answered by rider1 7 years ago

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• No, this model does not have battery backup.

  Answered by CommunityAnswer 7 years ago

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• No, this is a modem,and does not have battery back up.. My previous modem / Arris tm822g did.

  Answered by mjgman 7 years ago

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• This router does not have battery backup.

  Answered by gdav 7 years ago

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