The timestamp allows it to narrow it down to a user. Hector
-----Original Message----- From: The EDUCAUSE Wireless Issues Constituent Group Listserv [mailto:[email protected]] On Behalf Of Jason Appah Sent: Monday, December 14, 2009 8:22 PM To: [email protected] Subject: Re: [WIRELESS-LAN] Private IP space for wireless users- anyone? How does the user tracking work with pat? usually when we get a dmca or virus or spam it doesn't come with a port? Sent from my iPhone Jason Appah Systems Administrator Oregon Tech On Dec 14, 2009, at 6:09 PM, "Hector J Rios" <[email protected]> wrote: > Lee, > > We use private IPs, we PAT at the border and we log all transactions > on a Juniper firewall so that we can keep a log of the > private-to-public translations. We keep 30 days of logs right now. We > are buying more disk space to save up to 90 days. > > It's been very effective. As a side note, we would not be able to > maintain our wireless if we did not have a private IP space. Just this > semester we had to increase the IP subnet for our library. On finals > week we saw over 800 users!! > > Thanks, > > Hector Rios > Louisiana State University > > -----Original Message----- > From: The EDUCAUSE Wireless Issues Constituent Group Listserv > [mailto:[email protected]] On Behalf Of Lee H Badman > Sent: Monday, December 14, 2009 7:55 PM > To: [email protected] > Subject: [WIRELESS-LAN] Private IP space for wireless users- anyone? > > Wondering how many other schools are using private IP space for > wireless users, how you accomplish the NAT, and what mechanisms you > use for user tracking for the private-public mappings for > forensic/investigatory purposes. > > Thanks- > > Lee > ********** > Participation and subscription information for this EDUCAUSE > Constituent Group discussion list can be found at > http://www.educause.edu/groups/. > > ********** > Participation and subscription information for this EDUCAUSE > Constituent Group discussion list can be found at > http://www.educause.edu/groups/ . ********** Participation and subscription information for this EDUCAUSE Constituent Group discussion list can be found at http://www.educause.edu/groups/. ********** Participation and subscription information for this EDUCAUSE Constituent Group discussion list can be found at http://www.educause.edu/groups/.
