Bugtraq mailing list archives
Re: udp packet storms
From: avalon () coombs anu edu au (Darren Reed)
Date: Mon, 31 Oct 1994 01:50:43 +1100 (EDT)
On Sat, 29 Oct 1994, Pat Myrto wrote: <snip>That's interesting - it amounts to a feedback loop (in electrical or audio terminology). Is there a way to interrupt this sort of thing (short of killing inetd or the involved daemon) or rebooting (a drastic method of doing the same thing)? How would one prevent this without disabling the udp services?Hmm; I wonder if it's possible to tell tcpd to rate-limit a particular service?
tcpd no. inetd, (sort of), yes. yes if you compiled it and set it. Being able to set this in inetd.conf would be nice, yes ? xinetd...source...hack... oh, and inetd does have an inbuilt "rate-limit" which if gets tripped results in the service being deactivated...as a point of interest, there was a patch for inetd (last year or so ?) for Sun's inetd because it was shutting down services which were being called too often through legitamate use - it used to catch failing services, but now (with faster h/w) was doing the 'wrong thing'.
Current thread:
- Re: udp packet storms, (continued)
- Re: udp packet storms Chris Ellwood (Oct 29)
- Re: udp packet storms Darren Reed (Oct 29)
- Re: udp packet storms Chris Ellwood (Oct 30)
- Re: udp packet storms Peter Wemm (Oct 30)
- Re: udp packet storms Perry E. Metzger (Oct 31)
- Re: udp packet storms Darren Reed (Oct 29)
- Re: udp packet storms Chris Ellwood (Oct 29)
- Re: udp packet storms Pat Myrto (Oct 29)
- Re: udp packet storms Darren Reed (Oct 30)
- Re: udp packet storms John Hawkinson (Oct 30)
- Re: udp packet storms Mark A. Fullmer (Oct 30)
- Re: udp packet storms Darren Reed (Oct 30)
- Re: udp packet storms Charles Howes (Oct 30)
- Re: udp packet storms Darren Reed (Oct 30)
- Re: udp packet storms Wietse Venema (Oct 30)
- Re: udp packet storms Jas (Oct 30)
- Re: udp packet storms Perry E. Metzger (Oct 30)
- Re: udp packet storms Tim Newsham (Oct 30)
- Re: udp packet storms Darren Reed (Oct 31)
- Re: udp packet storms Perry E. Metzger (Oct 31)
- Re: udp packet storms anthony baxter (Oct 31)
- Re: udp packet storms Paul 'Shag' Walmsley (Oct 31)
- Re: udp packet storms Darren Reed (Oct 31)
- CPF: 5th USENIX UNIX Security Symposium Frederick M Avolio (Oct 31)