Chapter 1 Lab Assignments - Questions 2, 3, 4

2)

York.cuny.edu

IP Address 198.61.16.7

First column is number of hops.

Second Colum is IP Address.

Third, fourth and fifth column is time for every hop in milliseconds.

:

traceroute to york.cuny.edu (198.61.16.7), 64 hops max, 52 byte packets

 1  192.168.1.1 (192.168.1.1)  4.490 ms  1.266 ms  0.865 ms

 2  * * *

 3  67.59.228.85 (67.59.228.85)  12.087 ms  8.226 ms  8.243 ms

 4  rtr3-ge1-6.mhe.hcvlny.cv.net (67.83.220.129)  11.843 ms

    rtr3-ge2-6.mhe.hcvlny.cv.net (67.83.220.137)  14.824 ms

    rtr3-ge1-6.mhe.hcvlny.cv.net (67.83.220.129)  22.531 ms

 5  451be075.cst.lightpath.net (65.19.107.117)  11.642 ms

    451be07d.cst.lightpath.net (65.19.99.125)  24.192 ms

    451be0cd.cst.lightpath.net (65.19.99.205)  17.114 ms

 6  64.15.3.98 (64.15.3.98)  19.712 ms

    64.15.3.1 (64.15.3.1)  14.658 ms

    64.15.2.233 (64.15.2.233)  13.821 ms

 7  te2-4.ccr01.ewr02.atlas.cogentco.com (154.54.12.77)  12.302 ms  13.359 ms  12.053 ms

 8  te0-2-1-0.ccr21.jfk01.atlas.cogentco.com (154.54.3.210)  13.093 ms

    te0-6-1-0.ccr22.jfk01.atlas.cogentco.com (154.54.2.30)  22.542 ms

    te0-6-1-0.ccr21.jfk01.atlas.cogentco.com (154.54.82.105)  16.836 ms

 9  be2358.mpd22.jfk02.atlas.cogentco.com (154.54.43.105)  13.200 ms *

    be2357.mpd21.jfk02.atlas.cogentco.com (154.54.43.101)  14.321 ms

10  be2327.ccr21.jfk04.atlas.cogentco.com (154.54.1.162)  12.940 ms

    be2324.ccr21.jfk04.atlas.cogentco.com (154.54.47.18)  17.168 ms

    be2325.ccr21.jfk04.atlas.cogentco.com (154.54.47.30)  14.013 ms

11  38.104.73.238 (38.104.73.238)  17.702 ms  12.417 ms  16.470 ms

12  64.72.64.110.available.lightower.net (64.72.64.110)  33.719 ms  11.887 ms  16.610 ms

13  ae3-nycmnyaaj41.lightower.net (72.22.160.172)  14.575 ms  13.952 ms  14.447 ms

14  162.220.40.254.lightower.net (162.220.40.254)  13.965 ms  14.066 ms  15.256 ms

15  * * *

York.cuny.edu/registrar/calendar

IP Address 67.63.55.3

First column is number of hops.

Second Colum is IP Address.

Third, fourth and fifth column is time for every hop in milliseconds.

:

traceroute to http://www.york.cuny.edu/registrar/calendar (67.63.55.3), 64 hops max, 52 byte packets

 1  192.168.1.1 (192.168.1.1)  1.771 ms  0.967 ms  0.952 ms

 2  * * *

 3  67.59.228.93 (67.59.228.93)  8.225 ms *  8.911 ms

 4  ool-4353dc8d.dyn.optonline.net (67.83.220.141)  10.923 ms

    r4-ge1-1-2.mhe.hcvlny.cv.net (67.83.220.133)  10.758 ms

    ool-4353dc8d.dyn.optonline.net (67.83.220.141)  11.154 ms

 5  451be075.cst.lightpath.net (65.19.99.117)  14.482 ms

    451be0c5.cst.lightpath.net (65.19.99.197)  11.533 ms

    451be075.cst.lightpath.net (65.19.99.117)  15.221 ms

 6  64.15.3.246 (64.15.3.246)  13.356 ms

    64.15.2.210 (64.15.2.210)  11.182 ms  9.467 ms

 7  rtr3-tg10-2.in.nycmnyzr.cv.net (64.15.0.33)  27.094 ms

    64.15.1.110 (64.15.1.110)  21.396 ms  26.173 ms

 8  * * *

 9  pos-3-15-0-0-cr01.ashburn.va.ibone.comcast.net (68.86.86.25)  28.779 ms  29.204 ms  26.891 ms

10  68.86.85.82 (68.86.85.82)  37.941 ms  42.123 ms *

11  68.86.88.230 (68.86.88.230)  54.855 ms  49.577 ms  60.035 ms

12  * he-2-10-0-0-cr01.denver.co.ibone.comcast.net (68.86.87.185)  67.215 ms  69.061 ms

13  he-0-12-0-0-cr01.seattle.wa.ibone.comcast.net (68.86.88.6)  91.104 ms  98.686 ms  96.841 ms

14  be-10-pe03.seattle.wa.ibone.comcast.net (68.86.84.74)  89.763 ms *  87.748 ms

15  as11404-1-c.seattle.wa.ibone.comcast.net (23.30.206.34)  92.577 ms  87.398 ms  88.311 ms

16  bluecora-1000m-tuk5.demarc.spectrumnet.us (216.243.24.58)  98.510 ms  98.620 ms  97.391 ms

17  *

3) 

Website used was jetblue.com.

1 location Long Island City, NY.

2 location Bethpage, NY.

3 location Washington.

4 location Kansas.

…

10 location Kansas.

Final location NY

Geographic route went between NY and KS and finally NY.

traceroute to jetblue.com (64.25.21.216), 64 hops max, 52 byte packets

 1  192.168.1.1 (192.168.1.1)  2.082 ms  1.218 ms  0.788 ms

 2  * * *

 3  67.59.228.97 (67.59.228.97)  11.063 ms *  10.793 ms

 4  ool-4353dc8d.dyn.optonline.net (67.83.220.141)  12.464 ms  8.654 ms

    r4-ge1-1-2.mhe.hcvlny.cv.net (67.83.220.133)  10.002 ms

 5  451be0c5.cst.lightpath.net (65.19.99.197)  13.659 ms

    451be07d.cst.lightpath.net (65.19.107.125)  15.865 ms

    451be07d.cst.lightpath.net (65.19.99.125)  15.010 ms

 6  64.15.3.1 (64.15.3.1)  14.710 ms  15.171 ms

    64.15.2.237 (64.15.2.237)  11.545 ms

 7  xe-11-3-2.edge2.newark1.level3.net (4.28.5.117)  13.294 ms  13.949 ms  11.821 ms

 8  ae-31-51.ebr1.newark1.level3.net (4.69.156.30)  14.558 ms  15.319 ms  15.440 ms

 9  ae-10-10.ebr2.newyork1.level3.net (4.69.132.97)  13.907 ms  14.579 ms  26.603 ms

10  ae-46-46.ebr2.newyork2.level3.net (4.69.201.30)  12.608 ms

    ae-48-48.ebr2.newyork2.level3.net (4.69.201.38)  13.062 ms

    ae-46-46.ebr2.newyork2.level3.net (4.69.201.30)  13.115 ms

11  * ae-2-52.edge2.newyork2.level3.net (4.69.138.227)  16.264 ms  14.914 ms

12  204.255.173.53 (204.255.173.53)  25.554 ms  25.829 ms

    verizon-level3-2x10g.newyork.level3.net (4.68.62.42)  29.446 ms

13  0.xe-2-1-4.xt2.dca6.alter.net (152.63.4.49)  41.547 ms  31.842 ms  32.396 ms

14  pos10-0.ur1.bwi40.alter.net (152.63.39.138)  34.656 ms  35.979 ms  31.757 ms

15  164.109.64.82 (164.109.64.82)  32.051 ms  34.123 ms *

16  64.25.20.34 (64.25.20.34)  39.210 ms  34.050 ms  34.452 ms

17  * * *

4)

Open Socket:

int socket (int PF_LOCAL,int SOCK_RAW, int protocol)

header file: sys/socket.h

return -1;