See http://www.merit.edu/ipma for a more detailed report on
routing problems and recommendations on ways service providers can
limit the spread of invalid routing information.
Send comments and questions to ipma@merit.edu
To unsubscribe from this list, send mail to routing-problems-request@merit.edu.
A hypermail archive is available at
http://www.merit.net/mail.archives/html/routing-problems/
Also see http://www.caida.org for more information about Internet statistics
collection research efforts.
Reserved Network and Host Announcements
---------------------------------------
No routing problems were detected
Largest Sources of BGP Instability
----------------------------------
(announcements + withdraws = total)
1. internetMCI (AS3561) at AADS 247901 + 84509 = 332410 BGP prefix updates
2. CAIS (AS3491) at AADS 2035 + 1839 = 3874 BGP prefix updates
3. AT&T (AS6478) at AADS 2295 + 712 = 3007 BGP prefix updates
4. Netcom (AS2551) at AADS 994 + 719 = 1713 BGP prefix updates
5. INAP.net (AS5646) at AADS 537 + 492 = 1029 BGP prefix updates
6. GoodNet (AS5696) at AADS 638 + 249 = 887 BGP prefix updates
7. Advantis (AS2685) at AADS 418 + 355 = 773 BGP prefix updates
8. HLC (AS4565) at AADS 360 + 273 = 633 BGP prefix updates
9. Genuity (AS3847) at AADS 191 + 165 = 356 BGP prefix updates
10. HLC (AS4565) at Paix 178 + 106 = 284 BGP prefix updates
Instability Ranking of Service Providers
----------------------------------------
(The number of BGP announcements divided by the number
of routing table entries)
1. internetMCI(AS3561) at AADS 15.49 (247901 ann, 16000 entries)
2. HLC(AS4565) at AADS 5.37 (360 ann, 67 entries)
3. DRA(AS1746) at AADS 3.50 (42 ann, 12 entries)
4. WebSecure(AS6583) at AADS 3.00 (6 ann, 2 entries)
5. Netcom(AS2551) at AADS 2.94 (994 ann, 338 entries)
6. CAIS(AS3491) at AADS 2.83 (2035 ann, 718 entries)
7. HLC(AS4565) at Paix 2.66 (178 ann, 67 entries)
8. Internex(AS2828) at AADS 2.46 (160 ann, 65 entries)
9. Primenet(AS3549) at AADS 2.12 (144 ann, 68 entries)
10. GoodNet(AS5696) at AADS 1.48 (638 ann, 430 entries)
11. AT&T(AS6478) at AADS 1.40 (2295 ann, 1641 entries)
12. Advantis(AS2685) at AADS 1.26 (418 ann, 333 entries)
13. EXODUS(AS3967) at Paix 1.10 (74 ann, 67 entries)
14. InterAccess(AS3789) at AADS 1.08 (26 ann, 24 entries)
15. onecall(AS6402) at AADS 1.00 (57 ann, 57 entries)
16. Alpha(AS4550) at AADS 0.64 (25 ann, 39 entries)
17. Genuity(AS3847) at AADS 0.53 (191 ann, 360 entries)
18. u-net(AS5669) at Paix 0.50 (4 ann, 8 entries)
19. INAP.net(AS5646) at AADS 0.36 (537 ann, 1511 entries)
20. Genuity(AS3847) at Paix 0.23 (88 ann, 382 entries)
This archive was generated by hypermail 2b29 : Sun Aug 04 2002 - 04:13:16 EDT