TCP timestamps notes:
to be completed
Whatever you type a dot by the end of the requested domain or not, the DNS crafted on the networks will be dot free.
host ns2.proxad.net = host ns2.proxad.net.
Don’t waste your time, remove the dot
During rollerskating session, old people ‘r always funny when they don’t insult you: “The next time u should go to olympics games”
Determine route of packets in TCP/IP networks (NANOG variant)
This is the traceroute program maintained by Ehud Gavron. It is based on
the Van Jacobson/BSD traceroute and has additional features like AS lookup,
TOS support, microsecond timestamps, path MTU discovery, parallel probing
and others. The NANOG traceroute upstream FTP archive can be found at
ftp://ftp.login.com/pub/software/traceroute/
pello@Networker:~$ sudo traceroute-nanog -uAOP www.dailymotion.com
traceroute to www.dailymotion.com (195.8.215.139), 64 hops max, 40 byte packets
1 192.168.0.254 (192.168.0.254) [AS7531] nobody@invalid 28.513 ms 28.509 ms 28.514 ms
2 78.238.158.254 (78.238.158.254) [AS12322] hostmaster@proxad.net 71.040 ms 71.050 ms 71.054 ms
3 * * *
4 th2-crs16-1-be1104.intf.routers.proxad.net (212.27.56.153) [AS12322] hostmaster@proxad.net 71.328 ms 71.577 ms 71.854 ms
5 free-pni2.xe3-0-0.th2.par.as8218.eu (212.27.40.82) [AS12322] hostmaster@proxad.net 71.862 ms 72.079 ms 72.506 ms
6 xe2-2-0.tcr1.gs.par.as8218.eu (83.167.56.176) [AS8218] support@neotelecoms.com 72.755 ms 73.051 ms 73.477 ms
7 * * *
8 v204.dist-02.std.dailymotion.com (195.8.214.165) [AS41690] hostmaster@dailymotion.com 73.742 ms 73.986 ms 73.990 ms
9 www.dailymotion.com (195.8.215.139) [AS41690] hostmaster@dailymotion.com 74.464 ms 74.254 ms 74.650 ms
pello@Networker:~$
IPv6 is 0.172% with 2gbps at DE-CIX - we are the 28th of February 2010 … let’s meet in 2 years to see the diff!
Some notes about 3750:
to be completed
Some notes about aggregates links:
to be completed
Troubleshooting VLAN issues:
to be completed