Question: 1. Explain why we cannot bit-stuff in character-oriented framing to change a flag byte appearing in the text. 2. Stations in a slotted Aloha network

1. Explain why we cannot bit-stuff in character-oriented framing to change a flag byte appearing in the text.

2. Stations in a slotted Aloha network send frames of size 2000 bits at the rate of 1 Mbps. What is the vulnerable time for this network?

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