TCP IP Illustrated

For example on the host sun we can find the paths to

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: cify loose source routing with the destination as the loose route, and the sending host as the final destination. For example, on the host sun we can find the paths to and from the host bruno.cs.colorado.edu (Figure 8.11) . sun % traceroute -g bruno.cs.colorado.edu sun traceroute to sun (140.252.13.33), 30 hops max, 40 byte packets 1 netb.tuc.noao.edu (140.252.1.183) 230 ms 227 ms 233 ms 2 gateway.tuc.noao.edu (140.252.1.4) 233 ms 229 ms 234 ms 3 butch.telcom.arizona.edu (140.252.104.2) 234 ms 229 ms 234 ms 4 Gabby.Telcom.Arizona.EDU (128.196.128.1) 233 ms 231 ms 234 ms 5 NSIgate.Telcom.Arizona.EDU (192.80.43.3) 294 ms 258 ms 234 ms 6 JPLI.NSN.NASA.GOV (128.161.88.2) 264 ms 258 ms 264 ms 7 JPL2.NSN.NASA.GOV (192.100.15.2) 264 ms 258 ms 264 ms 8 NCAR.NSN.NASA.GOV (128.161.97.2) 324 ms * 295 ms 9 cu-gw.ucar.edu (192.43.244.4) 294 ms 318 ms 294 ms file:///D|/Documents%20and%20Settings/bigini/Docu...homenet2run/tcpip/tcp-ip-illustrated/tracerou.htm (15 of 17) [12/09/2001 14.46.48] Traceroute Program 10 engr-gw.Colorado.EDU (128.138.1.3) 294 ms 288 ms 294 ms 11 bruno.cs.Colorado.edu (128.138.243.151) 293 ms 317 ms 294 ms 12 engr-gw-ot.cs.Colorado.edu (128.138.204.1) 323 ms 317 ms 384 ms 13 cu-gw.Colorado.EDU (128.138.1.1) 294 ms 318 ms 294 ms 14 enss.ucar.edu (192.43.244.10) 323 ms 318 ms 294 ms 15 t3-1.Denver-cnss97.t3.ans.net (140.222.97.2) 294 ms 288 ms 384 ms 16 t3-0.enssl42.t3.ans.net (140.222.142.1) 293 ms 288 ms 294 ms 17 Gabby.Telcom.Arizona.EDU (192.80.43.1) 294 ms 288 ms 294 ms 18 Butch.Telcom.Arizona.EDU (128.196.128.88) 293 ms 317 ms 294 ms 19 gateway.tuc.noao.edu (140.252.104.1) 294 ms 289 ms 294 ms 20 netb.tuc.noao.edu (140.252.1.183) 324 ms 321 ms 294 ms 21 sun.tuc.noao.edu (140.252.13.33) 534 ms 529 ms 564 ms Figure 8.11 traceroute example showing unsymmetrical routing path. The outbound path (TTLs 1-11) differs from the return path (TTLs 11-21), a good illustration that Internet routing need not be symmetrical. This output also illustrates the point we discussed with Figure 8.3. Compare the o...
View Full Document

This test prep was uploaded on 04/04/2014 for the course ECE EL5373 taught by Professor Guoyang during the Spring '12 term at NYU Poly.

Ask a homework question - tutors are online