nanog mailing list archives
Re: ICMP Blocking Woes
From: John Kristoff <jtk () depaul edu>
Date: Tue, 30 Sep 2003 19:36:23 -0500
On Tue, Sep 30, 2003 at 05:22:25PM -0700, Crist Clark wrote:
Wasn't this based upon the premise that gear should not return ICMP errors as a result of ICMP packet input as a precaution against error loops? ie said dodgy router did the _right_ thing?
That would be disingenious. RFC1122 clearly lists which ICMP are error messages,
The following from W. Richard Stevens' archive presents some additional insight: <http://www.kohala.com/start/papers.others/vanj.99feb08.txt> John
Current thread:
- RE: ICMP Blocking Woes, (continued)
- RE: ICMP Blocking Woes CA Windon (Sep 29)
- Re: ICMP Blocking Woes Steven M. Bellovin (Sep 29)
- Re: ICMP Blocking Woes Paul Timmins (Sep 29)
- Re: ICMP Blocking Woes E.B. Dreger (Sep 29)
- Re: ICMP Blocking Woes Geo. (Sep 30)
- Re: ICMP Blocking Woes Eric Kagan (Sep 30)
- Re: ICMP Blocking Woes Eric Kagan (Sep 30)
- Re: ICMP Blocking Woes Anthony Cennami (Sep 30)
- Re: ICMP Blocking Woes bdragon (Sep 30)
- Re: ICMP Blocking Woes Crist Clark (Sep 30)
- Re: ICMP Blocking Woes John Kristoff (Sep 30)
- Re: ICMP Blocking Woes Crist Clark (Sep 30)
- Re: ICMP Blocking Woes Kevin Oberman (Sep 29)