nanog mailing list archives
Re: Scam telemarketers spoofing our NOC phone number for callerid
From: Graham Beneke <graham () apolix co za>
Date: Wed, 06 Oct 2010 21:16:04 +0200
On 06/10/2010 17:15, William Herrin wrote:
I had my unpublished asterisk box up for all of two days before getting half a megabit per second worth of false SIP registration attempts.
The script kiddies and botnets seem to by trying hard.I started announcing a brand new RIR allocation about 4 days ago and decided to tcpdump the background noise on the prefix before it gets used in production. About 80% of the traffic is systematic scanning on port 5060 across the entire prefix.
-- Graham Beneke
Current thread:
- RE: Scam telemarketers spoofing our NOC phone number for callerid, (continued)
- RE: Scam telemarketers spoofing our NOC phone number for callerid Matthew Huff (Oct 06)
- RE: Scam telemarketers spoofing our NOC phone number for callerid Jon Lewis (Oct 06)
- RE: Scam telemarketers spoofing our NOC phone number for callerid Matthew Huff (Oct 06)
- Re: Scam telemarketers spoofing our NOC phone number for callerid Brielle Bruns (Oct 06)
- RE: Scam telemarketers spoofing our NOC phone number for callerid Jon Lewis (Oct 06)
- Re: Scam telemarketers spoofing our NOC phone number for callerid Joe Greco (Oct 06)
- Re: Scam telemarketers spoofing our NOC phone number for callerid Scott Howard (Oct 06)
- Re: Scam telemarketers spoofing our NOC phone number for callerid J. Oquendo (Oct 06)
- RE: Scam telemarketers spoofing our NOC phone number for callerid FEARGAL_LEDWIDGE (Oct 06)
- Re: Scam telemarketers spoofing our NOC phone number for callerid J. Oquendo (Oct 06)
- Re: Scam telemarketers spoofing our NOC phone number for callerid Graham Beneke (Oct 06)
- RE: Scam telemarketers spoofing our NOC phone number for callerid John van Oppen (Oct 06)
- Re: Scam telemarketers spoofing our NOC phone number for callerid Randy Bush (Oct 06)