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Linksys Support

Cordless Internet Telephony Kit (iPhone®) (CIT400)

• Hands-free Speakerphone with one key touch
• 120 hours standby time and 10 hours talk time
• Expandable up to four handsets with a single base station
• 2-in-1 Cordless DECT telephone for Skype and standard telephone lines

Support Sections

FAQs are frequently asked product questions. Select Downloads for user guides and firmware updates.

  • Overview
  • FAQs
  • Frequently asked questions

    Frequently Asked Questions for various Operating Systems

  • Forums
  • Forums


    • QoS - Upstream Bandwidth

      1. It helps a lot if you post the router you use. Different models have different settings.2. Generally, it's correct what...

    • CIT400 handset registration failure

      The "Page" button on the base must be held pressed for 20 seconds to register a handset. This info is from Linksys...

    • CIT400 connections

      The CIT400 needs one (or two) connection(s) to work:An ethernet connection which ultimately gets its own IP address...

    • CIT400 configuration

      There is a difference between Skype on the PC and the CIT400 when one uses a satellite link with low upld speed (approx...

    • WIP320 Silent Mode Bugs

      Well, if you, like me, happened to notice a new icon on your WIP320 screen (a crossed music keynote) you might start to...

    • CIT400 Freezes

      I fixed my phone. 1 day online until know. This is what i did. I use 220 V, so i had to use an adaptor since the phone comes...

    • CIT400 Linksys Phone Does Not Sign In With Time Capsule

      SIP uses 5060 - 5061,but it depends on what was set on your phone connection and router.some are listed herehttp://www.packetizer.com/in/q119.html I...

    • Wired and Wireless - Adding a Second Router

      The settings on your wired router should remain the same. All you need to configure is the wireless router. To configure...

    • E4200 Static IP Issues

      Haha! Oh man! Late nights just aren't good. I realized my error in the morning. I had previous used the Advanced Routing...

    • Cannot renew ip address

      Un-install the adapter software/linksys monitor and install only the drivers... Remove the Linksys Adapter and un-install...

    • Having Trouble With My MTU Settings

      Follow this, It will surely work...Open an Internet Explorer browser page.In the address bar type - 192.168.1.1Leave username...

    • VPN attack detected in VPN Log

      Yes, we have a VPN tunnel to another RV082 but it is disabled. Could this be the problem Thanks Oliver

  • Downloads
  • Downloads

    Please ensure you select the correct hardware version as not all downloads are compatible with your device.

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Forums


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