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Transparent Bridges & Learning Bridges
- Builds table by examining destination as well as source address of each packet it receives
- Learning bridges
- If address is not recognized, packet is relayed to all stations
- Stations respond as well as bridge updates routing table with segment and station ID info
Issues with Bridges Connecting Different LANs - Frame format - differences in frame structure, fields used (example Ethernet to Token Ring) - Payload size - size of data en
briefly explain how firewalls protect networks
Two neighbouring nodes (A and B) use a Go-Back-N protocol with a 3-bit sequence number and a window size of 4. Acknowledgments are cumulative. Assuming A is transmitting and B is r
Q. What are the Routing Techniques? Routing Routing Techniques Static versus Dynamic Routing Routing Table for classful Addressing Routing Table for Cl
What is a binary semaphore? What is its use? A binary semaphore is takes only 0 and 1 as values. They are used to execute mutual exclusion and synchronize concurrent p
Discuss about the similarity of Intranets to the Internet The ease of use of the end user would be the most noticeable because of the similarity of Intranets to the Internet. S
Q. What is Boundary Level Masking? If mask numbers are either 255 or 0: Bytes in the IP address that correspond to 255 in the mask will be repeated in the subnet ma
Receipt of Acknowledgment In our GBN protocols an acknowledgment for packet with sequence number will be taken to be accumulative acknowledgment indicating that all packe
Calculate the Network Address, the broadcast address and the host range, for the following host address i. 192.168.180.94/27 ii. 172.23.8.19 /21 iii. 147.252.238.20 255.255.240.0 b
QUESTION (a) Define what you understand by the following terms in Network Flows: i) UnDirected Path ii) Directed Path iii) Directed Cycle. iv) Tree In each of th
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