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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
Token Passing Station is able to send only when it receives a special frame called a token Token circulates around the ring If station wishes to sen
5. CSMA/CD based Ethernet LANs in various sites and Frame Relay (FR) service to connect them together. You want to make a difference in the organization by upgrading the LANs to be
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Network Allocation Vector Timer which shows how much time must pass before a station is allowed to check the channel
Q. Example on audio transmission? admission policy - QoS mechanism; switches (routers) first check resource requirements of a flow before admitting it to the netwo
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