nanog mailing list archives
Re: Cisco says attacks are due to operational practices
From: "Majdi S. Abbas" <msa () samurai sfo dead-dog com>
Date: Thu, 10 Feb 2000 18:22:43 -0800 (PST)
Filtering incoming our outgoing ports for anybody's network but your own (not your customer's) is wrong. You know specifically what apps you are running. How can you know what your customer is running or what they want to do ? If the customer is aware this is happening or even requests this type of firewall service, that's great. But to filter ports on backbone routers is stupid.
In the context of martian filtering, I'd assume he's referring to daytime/echo/chargen/etc. And filtering those is understandable. --msa
Current thread:
- Cisco says attacks are due to operational practices Sean Donelan (Feb 10)
- Re: Cisco says attacks are due to operational practices Tom Beeson (Feb 10)
- Re: Cisco says attacks are due to operational practices John M. Brown (Feb 10)
- Re: Cisco says attacks are due to operational practices Chris Cappuccio (Feb 10)
- Re: Cisco says attacks are due to operational practices John M. Brown (Feb 10)
- Re: Cisco says attacks are due to operational practices Majdi S. Abbas (Feb 10)
- Re: Cisco says attacks are due to operational practices Jared Mauch (Feb 10)
- Re: Cisco says attacks are due to operational practices Paul Ferguson (Feb 10)
- Re: Cisco says attacks are due to operational practices Chris Cappuccio (Feb 10)
- Re: Cisco says attacks are due to operational practices Paul Ferguson (Feb 10)
- Re: Cisco says attacks are due to operational practices Chris Cappuccio (Feb 10)
- Re: Cisco says attacks are due to operational practices John M. Brown (Feb 10)
- Re: Cisco says attacks are due to operational practices Bora Akyol (Feb 11)
- Re: Cisco says attacks are due to operational practices adrian (Feb 11)
- Re: Cisco says attacks are due to operational practices Adam McKenna (Feb 11)
- Re: Cisco says attacks are due to operational practices Stephen Sprunk (Feb 11)
- Re: Cisco says attacks are due to operational practices John M. Brown (Feb 10)
- Re: Cisco says attacks are due to operational practices Tom Beeson (Feb 10)