If you have PRI lines you should have their numbers. If you are using analog or t1's you rely on the phone company. In which case you may consider ANI. A good way to stop wardialing, telco firewalls. www.securelogix.com On Thu, 17 Apr 2003, Fred Kreitzberg wrote: > The war dialing started last night and has continued throught the day. They are being very noisy, staying on the line with a steady beep, beep, beep long enough to leave a voice message. The calling has occcured on two different prefixes so I am concerned my company is being targeted. > > Our local service provider's security and fraud team has not been able to identify a single source of the calls. > > We have recently done our own War-dail and feel we know all our modems are secured correctly. > > Any thoughts on additional steps I should be taking? > > thanks > Phred > -- > __________________________________________________________ > Sign-up for your own FREE Personalized E-mail at Mail.com > http://www.mail.com/?sr=signup > > > ---------------------------------------------------------------------------- > Attend Black Hat Briefings & Training Europe, May 12-15 in Amsterdam, the > world's premier event for IT and network security experts. The two-day > Training features 6 hand-on courses on May 12-13 taught by professionals. > The two-day Briefings on May 14-15 features 24 top speakers with no vendor > sales pitches. Deadline for the best rates is April 25. Register today to > ensure your place. http://www.securityfocus.com/BlackHat-incidents > ---------------------------------------------------------------------------- > ---------------------------------------------------------------------------- Attend Black Hat Briefings & Training Europe, May 12-15 in Amsterdam, the world's premier event for IT and network security experts. The two-day Training features 6 hand-on courses on May 12-13 taught by professionals. The two-day Briefings on May 14-15 features 24 top speakers with no vendor sales pitches. Deadline for the best rates is April 25. Register today to ensure your place. http://www.securityfocus.com/BlackHat-incidents ----------------------------------------------------------------------------
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