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An update travels from AS 135000 to AS 137000, traversing both 32 - bit and 16 - bit AS paths. What will the AS Path be when the update reaches AS 137000?

Which of the following is FALSE regarding the 16 - bit public autonomous system numbers?

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Given that ISP 1 and ISP 2 are Tier 2 providers, and that ISP 3 and ISP 4 are Tier 1 providers, what is the most likely relationship between the ISPs?

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If router A originates an update for prefix 192.168.0.1/27, what will the update contain when it reaches router B?

BGP is configured on two peers, routers A and B. Router A is configured with a Hold Time timer of 60 seconds and a Keepalive timer of 25 seconds. Router B is configured with a Hold Time timer of 90 seconds and a Keepalive timer of 70 seconds. What will the active Keepalive timer be on router B?