IP Exercises
18
-
Upload
acajahuaringa -
Category
Documents
-
view
214 -
download
0
Transcript of IP Exercises
8/9/2019 IP Exercises
http://slidepdf.com/reader/full/ip-exercises 1/18
8/9/2019 IP Exercises
http://slidepdf.com/reader/full/ip-exercises 2/18
8/9/2019 IP Exercises
http://slidepdf.com/reader/full/ip-exercises 3/18
8/9/2019 IP Exercises
http://slidepdf.com/reader/full/ip-exercises 4/18
λHTTP = 6 HTTP requests/second
λS
0
0.1
0.2
0.3
0.4
0.5
0.6
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
U (Utilization)
S
8/9/2019 IP Exercises
http://slidepdf.com/reader/full/ip-exercises 5/18
X = 0 . . . 14
8/9/2019 IP Exercises
http://slidepdf.com/reader/full/ip-exercises 6/18
8/9/2019 IP Exercises
http://slidepdf.com/reader/full/ip-exercises 7/18
8/9/2019 IP Exercises
http://slidepdf.com/reader/full/ip-exercises 8/18
−
−
8/9/2019 IP Exercises
http://slidepdf.com/reader/full/ip-exercises 9/18
−
T p = n · T entry + 0.1ms
n
T entry
8/9/2019 IP Exercises
http://slidepdf.com/reader/full/ip-exercises 10/18
n
T entry
T p = n · T entry + 0.1ms
T entry
DF = 0
8/9/2019 IP Exercises
http://slidepdf.com/reader/full/ip-exercises 11/18
8/9/2019 IP Exercises
http://slidepdf.com/reader/full/ip-exercises 12/18
λS = 6 × (30 + 10 + 25) = 390 frames/second
S = λS × 1526 × 8/10 Mbps = 0.476
→ U =≈ 0.6
S = 6 ∗ (30 + 10 + 25 + 25) ∗ 1526 ∗ 8/10 Mbps = 0.659
U = 1
→
→
→
→
IP NetA = 147.83.15.102&255.255.255.240 = 147.83.15.96
8/9/2019 IP Exercises
http://slidepdf.com/reader/full/ip-exercises 13/18
8/9/2019 IP Exercises
http://slidepdf.com/reader/full/ip-exercises 14/18
8/9/2019 IP Exercises
http://slidepdf.com/reader/full/ip-exercises 15/18
#PUBLIC @IP = 31 × 253 + 13 + 29 + 125 = 8010
8/9/2019 IP Exercises
http://slidepdf.com/reader/full/ip-exercises 16/18
8/9/2019 IP Exercises
http://slidepdf.com/reader/full/ip-exercises 17/18
256 × 253 = 64768
8/9/2019 IP Exercises
http://slidepdf.com/reader/full/ip-exercises 18/18
100Mbps64768
= 1544 bps
λ = 1544bps 14801526
= 1497.4bps
1526·8bits
50Mbps = 0.24416 ms = T pn = 131
T entry = 1.1 µs
216 − 2 − 1 − 64768 = 765
n = 3
1526·8bits100Mbps
= T p = 0.12208 ms
T entry = 7.36 µs
F O2 = 600/8 = 75 F O3 = 800/8 = 100
