TCP UTO - Weekly Report 9

Catalin Nicutar catalin.nicutar at gmail.com
Wed Aug 3 09:07:33 UTC 2011


Hello!

This is the ninth report for TCP UTO.

* Short TCP UTO description
UTO stands for User Timeout Option (it is described in RFC5482). TCP UTO
specifies a peer should be allowed to advertise its chosen `User Timeout'
for a connection.
The wiki page for this project: http://wiki.freebsd.org/CatalinNicutar/TCPUTO


* Work completed last weeks
  * I have tested IPv6 and added 3 new tests in tools/regression
  * I have added a new capture file on the wiki page (a scenario where the
  server imposes a very small timeout)
  * I have started stressing the TCP stack with a tool that opens many
  connections and doesn't ACK data (tying server resources)


* My goals for this week
  * I will try to address the security problems of large UTO values (
  cases when server resources are tied by misbehaving clients)
   * I am considering adding support to varnishd and ftpd

If you have questions, suggestions or advices drop me an email to
cnicutar at FreeBSD.org.

Catalin Nicutar


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