SS7 Question:

Explain devices that operate at the different layers of the OSi/TCP/IP model clearly stating their functions at the respective layers?

Signalling System No 7 (SS7) Interview Question
Signalling System No 7 (SS7) Interview Question

Answer:

physical layer -----all phsical devices like wires,
connectors, hubs repeaters,electrical signals,

Datalink layer--------switch ,briges,

Network layer--------routers or brouter

transport ------gateways


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