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Q. Difficulties in Internetwork Communication?
- Data arrive at interface f1 of s1
- How does s1 know that they must be sent out from interface f3?
- There is no provision in the data link or else Physical layer to help s1 to select correct decision.
- Because the frame contains the MAC Address of A (Source) and
- The MAC Address of S1 (destination)
For LAN (or) WAN
- Delivery means carrying the frame through one link, not beyond
RPC adumbrates the intricacies of the network by using the ordinary procedure call mechanism familiar to each programmer. A client process calls a function on a remote server and
what is gateway?
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categories of LAN
Half-Duplex - Capability for data transmission in only single direction at a time among sending station and a receiving station.
Star Topology Devoted point-to-point links to central controller (hub) Controller acts like exchange Advantages - Less expensive - Robustness Disadv
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The Network Control Unit (NCU) is a field panel housing electronic modules, terminal blocks, and signal conditioners (pneumatic, linevoltageand electronic) all inside a one enclosu
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