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Next: Domain Names and Numbers Up: Networks How Previous: Two more Protocols

Routing

When one network is connected to another, a device called a router connects both networks and passes data between them.

Some Routing Methods

Many different methods have been tried and many different strategies are in use today.

traceroute to www1.netscape.com (198.95.251.30), 30 hops max, 40 byte packets
1 cr1.cf.ac.uk (131.251.1.42) 2.382 ms 1.868 ms 1.952 ms
2 smds-gw.ulcc.ja.net (193.63.203.33) 8.456 ms 7.820 ms 8.711 ms
3 193.63.94.8 (193.63.94.8) 12.064 ms 9.730 ms 15.122 ms
4 icm-dc-1-S3/2-1984k.icp.net (192.157.65.113) 172.080 ms 168.902 ms 175.264 ms
5 icm-mae-e-H1/0-T3.icp.net (198.67.131.9) 162.964 ms *
6 192.41.177.180 (192.41.177.180) 167.341 ms * 156.772 ms
7 borderx2-hssi2-0.Washington.mci.net (204.70.74.117) 166.732 ms
8 core-fddi-1.Washington.mci.net (204.70.3.1) 246.142 ms 320.413 ms 301.374 ms
9 core1-hssi-4.LosAngeles.mci.net (204.70.1.177) 234.920 ms
10 core-hssi-2.SanFrancisco.mci.net (204.70.1.153) 495.669 ms *
11 border2-fddi0-0.SanFrancisco.mci.net (204.70.3.162) 383.403 ms
12 netscape.SanFrancisco.mci.net (204.70.33.10) 250.367 ms * *
13 www1.netscape.com (198.95.251.30) 243.961 ms

Trace Your Own Route on the WWW

You can trace your own route to the following Web site --- www.beach.net Note that on different runs of this at different times the routes will vary


next up previous
Next: Domain Names and Numbers Up: Networks How Previous: Two more Protocols
Dave Marshall
9/28/2001