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    DHCP Scope and DNS Reverse Lookup

    Scheduled Pinned Locked Moved IT Discussion
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    • scottalanmillerS
      scottalanmiller
      last edited by

      I am so lost.

      stacksofplatesS 1 Reply Last reply Reply Quote 0
      • stacksofplatesS
        stacksofplates @scottalanmiller
        last edited by

        @scottalanmiller said in DHCP Scope and DNS Reverse Lookup:

        I am so lost.

        Ya idk what's going on. I'd do an nslookup first to figure out what the clients are tying to get to.

        1 Reply Last reply Reply Quote 0
        • scottalanmillerS
          scottalanmiller @gjacobse
          last edited by

          @gjacobse said in DHCP Scope and DNS Reverse Lookup:

          @scottalanmiller said in DHCP Scope and DNS Reverse Lookup:

          @gjacobse said in DHCP Scope and DNS Reverse Lookup:

          However the NextCloud instance is on a 168.3.x zone. Going back to DHCP, the single scope is 168.1.1 - 168.3.254.

          • force NextCloud to a 168.2.x address.

          What do you mean force it to 168.2.x? That is a 168.3.x address here. See your subnet notes above.

          NextCloud currently has a 192.168.3.x address. Force as in push it to a 192.168.2.x address

          Whoa, that's nothing like what you had before. 168.x is external public IPs. 192.168.x is internal, private IPs.

          Why are there two subnets as options?

          stacksofplatesS 1 Reply Last reply Reply Quote 2
          • stacksofplatesS
            stacksofplates @scottalanmiller
            last edited by stacksofplates

            @scottalanmiller said in DHCP Scope and DNS Reverse Lookup:

            @gjacobse said in DHCP Scope and DNS Reverse Lookup:

            @scottalanmiller said in DHCP Scope and DNS Reverse Lookup:

            @gjacobse said in DHCP Scope and DNS Reverse Lookup:

            However the NextCloud instance is on a 168.3.x zone. Going back to DHCP, the single scope is 168.1.1 - 168.3.254.

            • force NextCloud to a 168.2.x address.

            What do you mean force it to 168.2.x? That is a 168.3.x address here. See your subnet notes above.

            NextCloud currently has a 192.168.3.x address. Force as in push it to a 192.168.2.x address

            Whoa, that's nothing like what you had before. 168.x is external public IPs. 192.168.x is internal, private IPs.

            Why are there two subnets as options?

            This is why I was confused. Looks like he left off the 192 to shorten it? I thought it was public also.

            Ah it's in the reverse ip. I just missed it.

            1 Reply Last reply Reply Quote 1
            • scottalanmillerS
              scottalanmiller
              last edited by

              This thread is a lost cause. @gjacobse start a new thread. Post your GOAL and your PROBLEM. This thread is all about DHCP Scope and Reverse DNS which are both completely unrelated to the issue you are trying to solve. Everyone is lost because you led off with a thread about red herrings and not about the problem you are attempting to resolve. Start over from the beginning, but don't inject potential solutions or presumptions. Just state the state of things and what you need to have working at the end. Don't use terms like "DNS Server" without telling us internal or external. Don't modify addresses. Keep it simple and focused on the goal.

              1 Reply Last reply Reply Quote 0
              • gjacobseG
                gjacobse
                last edited by

                Never Mind.

                Found the issue, and added the A Record accordingly - points like it should.

                scottalanmillerS 1 Reply Last reply Reply Quote 0
                • scottalanmillerS
                  scottalanmiller @gjacobse
                  last edited by

                  @gjacobse said in DHCP Scope and DNS Reverse Lookup:

                  Never Mind.

                  Found the issue, and added the A Record accordingly - points like it should.

                  There was no record at all?

                  gjacobseG JaredBuschJ 2 Replies Last reply Reply Quote 0
                  • gjacobseG
                    gjacobse @scottalanmiller
                    last edited by

                    @scottalanmiller said in DHCP Scope and DNS Reverse Lookup:

                    @gjacobse said in DHCP Scope and DNS Reverse Lookup:

                    Never Mind.

                    Found the issue, and added the A Record accordingly - points like it should.

                    There was no record at all?

                    I had added the record. But didn't work. searched for record, not there.
                    Was in wrong zone.

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

                      @scottalanmiller said in DHCP Scope and DNS Reverse Lookup:

                      @gjacobse said in DHCP Scope and DNS Reverse Lookup:

                      Never Mind.

                      Found the issue, and added the A Record accordingly - points like it should.

                      There was no record at all?

                      Obviously. This was the entire problem the entire time.

                      He did not even perform a basic DNS validation locally (nslookup) before jumping to random conclusions on the wrong things.

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

                        @gjacobse said in DHCP Scope and DNS Reverse Lookup:

                        @scottalanmiller said in DHCP Scope and DNS Reverse Lookup:

                        @gjacobse said in DHCP Scope and DNS Reverse Lookup:

                        Never Mind.

                        Found the issue, and added the A Record accordingly - points like it should.

                        There was no record at all?

                        I had added the record. But didn't work. searched for record, not there.
                        Was in wrong zone.

                        That is 100% no record at all.

                        1 Reply Last reply Reply Quote 0
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