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    POE phones over CAT3 cable

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    • DashrenderD
      Dashrender
      last edited by

      Has anyone got a Yealink phone to work with POE over CAT 3, 6 conductor cable?

      I have confirmed that 802.3af supports 2 pair POE/data.
      https://en.wikipedia.org/wiki/Power_over_Ethernet (assuming wiki is correct)

      And the Yealink phones support 802.3af class 2 POE, so I should be go to go.

      The part I'm assuming at this this point is the use of 568B pinout in the jacks. (more specifically, using pins 1, 2, 3, 6)

      Thoughts?

      DustinB3403D JaredBuschJ 2 Replies Last reply Reply Quote 0
      • DustinB3403D
        DustinB3403 @Dashrender
        last edited by

        @Dashrender said in POE phones over CAT3 cable:

        Has anyone got a Yealink phone to work with POE over CAT 3, 6 conductor cable?

        I have confirmed that 802.3af supports 2 pair POE/data.
        https://en.wikipedia.org/wiki/Power_over_Ethernet (assuming wiki is correct)

        And the Yealink phones support 802.3af class 2 POE, so I should be go to go.

        The part I'm assuming at this this point is the use of 568B pinout in the jacks. (more specifically, using pins 1, 2, 3, 6)

        Thoughts?

        Or just replace that CAT3...

        JaredBuschJ 1 Reply Last reply Reply Quote 0
        • JaredBuschJ
          JaredBusch @DustinB3403
          last edited by

          @DustinB3403 said in POE phones over CAT3 cable:

          @Dashrender said in POE phones over CAT3 cable:

          Has anyone got a Yealink phone to work with POE over CAT 3, 6 conductor cable?

          I have confirmed that 802.3af supports 2 pair POE/data.
          https://en.wikipedia.org/wiki/Power_over_Ethernet (assuming wiki is correct)

          And the Yealink phones support 802.3af class 2 POE, so I should be go to go.

          The part I'm assuming at this this point is the use of 568B pinout in the jacks. (more specifically, using pins 1, 2, 3, 6)

          Thoughts?

          Or just replace that CAT3...

          Stupid answer as usual.

          Cat 3 has always supported 10/100 and PoE.

          DustinB3403D 1 Reply Last reply Reply Quote 0
          • DustinB3403D
            DustinB3403 @JaredBusch
            last edited by

            @JaredBusch said in POE phones over CAT3 cable:

            @DustinB3403 said in POE phones over CAT3 cable:

            @Dashrender said in POE phones over CAT3 cable:

            Has anyone got a Yealink phone to work with POE over CAT 3, 6 conductor cable?

            I have confirmed that 802.3af supports 2 pair POE/data.
            https://en.wikipedia.org/wiki/Power_over_Ethernet (assuming wiki is correct)

            And the Yealink phones support 802.3af class 2 POE, so I should be go to go.

            The part I'm assuming at this this point is the use of 568B pinout in the jacks. (more specifically, using pins 1, 2, 3, 6)

            Thoughts?

            Or just replace that CAT3...

            Stupid answer as usual.

            Cat 3 has always supported 10/100 and PoE.

            But it may not fill whatever could go in this place later on.

            It's not a stupid answer to upgrade when applicable.

            Now if this is a wall jack that's 4 feet off the ground it may not make sense, but your stance doesn't either.

            JaredBuschJ DashrenderD 2 Replies Last reply Reply Quote 0
            • JaredBuschJ
              JaredBusch @Dashrender
              last edited by JaredBusch

              @Dashrender said in POE phones over CAT3 cable:

              Has anyone got a Yealink phone to work with POE over CAT 3, 6 conductor cable?

              I have confirmed that 802.3af supports 2 pair POE/data.
              https://en.wikipedia.org/wiki/Power_over_Ethernet (assuming wiki is correct)

              And the Yealink phones support 802.3af class 2 POE, so I should be go to go.

              The part I'm assuming at this this point is the use of 568B pinout in the jacks. (more specifically, using pins 1, 2, 3, 6)

              Thoughts?

              You are not technically using T568 at all. You are making use of the T568B standard for reference and using pins 1,2,3,6.

              568 A or B does not matter. it simply has to be the same on both sides. I personally like B just because it is what I first used when I learned CAT5 wiring.

              DashrenderD 1 Reply Last reply Reply Quote 1
              • JaredBuschJ
                JaredBusch @DustinB3403
                last edited by

                @DustinB3403 said in POE phones over CAT3 cable:

                @JaredBusch said in POE phones over CAT3 cable:

                @DustinB3403 said in POE phones over CAT3 cable:

                @Dashrender said in POE phones over CAT3 cable:

                Has anyone got a Yealink phone to work with POE over CAT 3, 6 conductor cable?

                I have confirmed that 802.3af supports 2 pair POE/data.
                https://en.wikipedia.org/wiki/Power_over_Ethernet (assuming wiki is correct)

                And the Yealink phones support 802.3af class 2 POE, so I should be go to go.

                The part I'm assuming at this this point is the use of 568B pinout in the jacks. (more specifically, using pins 1, 2, 3, 6)

                Thoughts?

                Or just replace that CAT3...

                Stupid answer as usual.

                Cat 3 has always supported 10/100 and PoE.

                But it may not fill whatever could go in this place later on.

                It's not a stupid answer to upgrade when applicable.

                Now if this is a wall jack that's 4 feet off the ground it may not make sense, but your stance doesn't either.

                It absolutely will work for any device plugged in here that uses standards, because it IS a standard.

                1 Reply Last reply Reply Quote 0
                • DashrenderD
                  Dashrender @DustinB3403
                  last edited by

                  @DustinB3403 said in POE phones over CAT3 cable:

                  @JaredBusch said in POE phones over CAT3 cable:

                  @DustinB3403 said in POE phones over CAT3 cable:

                  @Dashrender said in POE phones over CAT3 cable:

                  Has anyone got a Yealink phone to work with POE over CAT 3, 6 conductor cable?

                  I have confirmed that 802.3af supports 2 pair POE/data.
                  https://en.wikipedia.org/wiki/Power_over_Ethernet (assuming wiki is correct)

                  And the Yealink phones support 802.3af class 2 POE, so I should be go to go.

                  The part I'm assuming at this this point is the use of 568B pinout in the jacks. (more specifically, using pins 1, 2, 3, 6)

                  Thoughts?

                  Or just replace that CAT3...

                  Stupid answer as usual.

                  Cat 3 has always supported 10/100 and PoE.

                  But it may not fill whatever could go in this place later on.

                  It's not a stupid answer to upgrade when applicable.

                  Now if this is a wall jack that's 4 feet off the ground it may not make sense, but your stance doesn't either.

                  LOL - yeah, in most cases it is a wall jack 4+ feet off the ground. 😉

                  1 Reply Last reply Reply Quote 0
                  • DashrenderD
                    Dashrender @JaredBusch
                    last edited by

                    @JaredBusch said in POE phones over CAT3 cable:

                    @Dashrender said in POE phones over CAT3 cable:

                    Has anyone got a Yealink phone to work with POE over CAT 3, 6 conductor cable?

                    I have confirmed that 802.3af supports 2 pair POE/data.
                    https://en.wikipedia.org/wiki/Power_over_Ethernet (assuming wiki is correct)

                    And the Yealink phones support 802.3af class 2 POE, so I should be go to go.

                    The part I'm assuming at this this point is the use of 568B pinout in the jacks. (more specifically, using pins 1, 2, 3, 6)

                    Thoughts?

                    You are not technically using T568 at all. You are making use of the T568B standard for reference and using pins 1,2,3,6.

                    568 A or B does not matter. it simply has to be the same on both sides. I personally like B just because it is what I first used when I learned CAT5 wiring.

                    Ditto

                    1 Reply Last reply Reply Quote 0
                    • DashrenderD
                      Dashrender
                      last edited by Dashrender

                      OK found the answer for switch side - The Edgeswitch 48 port outputs 802.3af only in mode A OR 24 VDC Passive in Mode B.

                      I love how UBNT spells out the specific pins in use.
                      ffcb2675-3f3a-404b-8830-3e061a99fac5-image.png

                      Supposedly the spec states that end devices have to be prepared for either mode A or mode B based upon the current sending device, so I should be covered. But now I'll go dig through the specs on the yealink phones.

                      1 Reply Last reply Reply Quote 1
                      • DashrenderD
                        Dashrender
                        last edited by

                        The yealink docs just don't say.

                        8c3d72fa-652f-4ea5-bd67-5a41ee0dfd10-image.png

                        At this point, I'm left assuming they support mode A and Mode B.

                        1 Reply Last reply Reply Quote 0
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