Cache (Web Proxy) Assignment | Homework For You
February 18th, 2020
Q3. Assume a cache (web proxy) is deployed in company A LAN. Assume the following about user’s requests and network links:

avg requested object size: 150k bits
avg request rate from users to origin servers: 20/sec
LAN rate is 1 Gbps
RTT from the company router to origin server: 1 sec
The company access link rate: 3 Mbps
Cache hit rate 50%
• Delay if requests satisfied from the cache 12 msec
a) What is the company LAN utilization?
b) What is the access link utilization?
c) What is the total delay? Get Computer Science homework help today