nanog mailing list archives
Re: any dangers of filtering every /24 on full internet table to preserve FIB space ?
From: "Jakob Heitz \(jheitz\) via NANOG" <nanog () nanog org>
Date: Thu, 13 Oct 2022 02:05:34 +0000
Here is a reason you might want to keep that /24. Suppose you are a small ISP and I am your customer. I also have another larger provider. That larger provider is also your provider. I own a /21 and advertise it to my larger provider. You get that /21 from my larger provider. I advertise a /24 subset of the /21 to you. If you ignore my /24, then traffic for it goes to the larger provider and I pay him for the traffic, not you. Regards, Jakob.
Current thread:
- Re: any dangers of filtering every /24 on full internet table to preserve FIB space ?, (continued)
- Re: any dangers of filtering every /24 on full internet table to preserve FIB space ? Jay Hennigan (Oct 10)
- Re: any dangers of filtering every /24 on full internet table to preserve FIB space ? Raymond Burkholder (Oct 10)
- Re: any dangers of filtering every /24 on full internet table to preserve FIB space ? Mike Hammett (Oct 10)
- Re: any dangers of filtering every /24 on full internet table to preserve FIB space ? Randy Bush (Oct 10)
- Re: any dangers of filtering every /24 on full internet table to preserve FIB space ? Jay R. Ashworth (Oct 10)
- Re: any dangers of filtering every /24 on full internet table to preserve FIB space ? Owen DeLong via NANOG (Oct 10)
- Re: any dangers of filtering every /24 on full internet table to preserve FIB space ? Jon Lewis (Oct 10)
- Re: any dangers of filtering every /24 on full internet table to preserve FIB space ? Douglas Fischer (Oct 17)
- Re: any dangers of filtering every /24 on full internet table to preserve FIB space ? Jakob Heitz (jheitz) via NANOG (Oct 12)