cs35Llab8

cs35Llab8 - 1. Display local routing inoformations netstat...

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1. Display local routing inoformations netstat -nr Kernel IP routing table Destination Gateway Genmask Flags MSS Window irtt Iface 128.97.84.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0 0.0.0.0 128.97.84.1 0.0.0.0 UG 0 0 0 eth0 ==================================================================== 2.Check latency and hops betwenn localhost and www.engineer.ucla.edu ping -c 4 www.engineer.ucla.edu PING engineer.ucla.edu (164.67.100.89) 56(84) bytes of data. 64 bytes from hoover.seas.ucla.edu (164.67.100.89): icmp_seq=1 ttl=254 time=0.316 ms 64 bytes from hoover.seas.ucla.edu (164.67.100.89): icmp_seq=2 ttl=254 time=0.289 ms 64 bytes from hoover.seas.ucla.edu (164.67.100.89): icmp_seq=3 ttl=254 time=0.371 ms 64 bytes from hoover.seas.ucla.edu (164.67.100.89): icmp_seq=4 ttl=254 time=0.316 ms --- engineer.ucla.edu ping statistics --- 4 packets transmitted, 4 received, 0% packet loss, time 2998ms rtt min/avg/max/mdev = 0.289/0.323/0.371/0.029 ms -------------------------------- traceroute www.engineer.ucla.edu traceroute to engineer.ucla.edu (164.67.100.89), 30 hops max, 40 byte packets 1 cisco-kid.seas.ucla.edu (128.97.84.1) 0.398 ms 0.251 ms 0.332 ms 2 hoover.seas.ucla.edu (164.67.100.89) 0.214 ms 0.292 ms 0.213 ms ============================================================ 3. Check latency and hops between localhost and www.ucla.edu ping -s www.ucla.edu PING www.ucla.edu: 56 data bytes 64 bytes from www.ucla.edu (169.232.33.224): icmp_seq=0. time=0. ms 64 bytes from www.ucla.edu (169.232.33.224): icmp_seq=1. time=0. ms 64 bytes from www.ucla.edu (169.232.33.224): icmp_seq=2. time=0. ms 64 bytes from www.ucla.edu (169.232.33.224): icmp_seq=3. time=0. ms ^C ----www.ucla.edu PING Statistics---- 4 packets transmitted, 4 packets received, 0% packet loss -------------------- traceroute www.ucla.edu traceroute: Warning: www.ucla.edu has multiple addresses; using 169.232.56.224 traceroute to www.ucla.edu (169.232.56.224), 30 hops max, 40 byte packets 1 cisco-kid.seas.ucla.edu (164.67.100.2) 0.616 ms 0.302 ms 0.368 ms 2 seas--sproul.backbone.ucla.net (169.232.49.77) 0.689 ms 0.655 ms 0.357 ms 3 sproul--core-2-10ge.backbone.ucla.net (169.232.4.42) 0.673 ms 0.329 ms 0.370 ms 4 core-2--jsei-2-ge.backbone.ucla.net (169.232.8.53) 0.701 ms 0.362 ms 0.678 ms
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5 * * * 6 * * * 7 * * * 8 * * * 9 * * * 10 * * * 11 * * * 12 * * * 13 * * * 14 * * * 15 * * * 16 * * * 17 * * * 18 * * * 19 * * * 20 * * * 21 * * * 22 * * * 23 * * * 24 * * * 25 * * * 26 * * * 27 * * * 28 * * * 29 * * * 30 * * * =============================================================== 4. Check latency and hops between localhost and www.caltech.edu ping -s www.caltech.edu PING www.caltech.edu: 56 data bytes 64 bytes from walt.caltech.edu (131.215.220.2): icmp_seq=0. time=1. ms 64 bytes from walt.caltech.edu (131.215.220.2): icmp_seq=1. time=1. ms 64 bytes from walt.caltech.edu (131.215.220.2): icmp_seq=2. time=1. ms 64 bytes from walt.caltech.edu (131.215.220.2): icmp_seq=3. time=1. ms 64 bytes from walt.caltech.edu (131.215.220.2): icmp_seq=4. time=1. ms
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This note was uploaded on 06/02/2009 for the course CS 35L taught by Professor Eggert during the Spring '09 term at UCLA.

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cs35Llab8 - 1. Display local routing inoformations netstat...

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