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  1. #1

    Default why is my private ip accessible from the outside?


    good day istoryans, mo try lang kog post dri bacin naai maka help. pila na ko kaadlaw naglibog ani gud. dili akoy nag setup sa amo office, igo ra ko ni inherit and dili pud networking akong expertise. mao diay ni amo setup:


    web server(VM) ---> physical server(host) ---> peplink router ---> globe modem ---> internet

    -ang globe modem naai public IP. wala sya naka bridge mode.
    -ang peplink naai IP from globe modem. gi manually set ang IP based on the DHCP range, dili assigned.
    -ang DHCP range ni globe modem kai similar sa public IP.
    -ang VM ug host IP addresses gi DHCP assigned ni peplink


    ang situation kai ang IP address ni peplink ma access sa public. naai port forwarding si peplink padung ni VM para ma access ang web server. naai mga port forwarding si globe modem pero lahi ra nga application(SSH).
    ma ping ra pud si peplink sa public, pero ig trace route mu hop siya sa public IP ni globe modem.

    ga expect ko nga among public IP dapat e access then naa rai port forwarding padung peplink, then padung sa VM pero mura mag ni laktaw.

    ni padagan pud kog whoismyip sa VM ug sa host, ang e return kai ang public IP ni globe modem. ig ping nako sa amo remote office, ilang makita nga traffic is also from the public IP.

    1. matawag bag public IP ang IP ni peplink namo?
    2. if yes, ngano na public siya? tungod sa katong DHCP range ni globe modem?
    3. if dili siya public, gi unsa pagka accessible ang peplink IP sa public?

    salamat jud daan ninyo if maka tabang mo explain kai dli jud ko hilig ug networking2x gud maong naglibog jud ko, system ug application admin ako hilig gud.

  2. #2
    basi naka subnet cya. Like gi hatagan mo ug public IP block. Inyong globe mao na inyo router. Link between ur subnetted network ug sa globe na side. Peplink has a subnetted public IP mao ma access ra cya directly.

    e.g.

    Like naa ka link to globe from
    Globe network
    204.77.34.55

    your network:
    201.77.24.35-40

    Imo globe modem router
    201.77.24.35

    Imong peplink
    201.77.24.36
    Gw
    201.77.24.35

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