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flap rate drop - 05/18/98 6Bone Routing Report (from Merit)



Maybe it could come from U Oregon (pTLA 3ffe:1500::/24)? Until today, they
were leaking a lot of poorly aggregated prefixes (consistently reported in
the Merit report), and today they appear to be off the air...

/Bertrand

> -----Original Message-----
> From: Bob Fink [mailto:[email protected]]
> Sent: Tuesday, May 19, 1998 4:16 PM
> To: [email protected]
> Subject: flap rate drop - 05/18/98 6Bone Routing Report (from Merit)
> 
> 
> Someone must be doing something right to reduce the 6bone 
> flap rate. Today's routing report for the 18th shows the 
> least Announcement/Withdraw rate yet: 3861/150.
> 
> Least you think I exagerate, look at the reports for the last 8 days:
> 
> May 17-46135/22059 
> May 16-153132/73394
> May 15-154237/74892 
> May 14-143464/69092 
> May 13-97585/51533 
> May 12-112330/61222 
> May 11-77148/48238 
> May 10-113953/92209 
> 
> And before this there were days in he millions of announcments!
> 
> Anyone know what's going on?  Or is this just the natual 
> evolution of folks moving to more compatible BGP4+ versions?
> 
> 
> Bob
> 
> ===================================================================
> 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 [email protected]
> 
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>     [email protected]
> A hypermail archive is available at
>     http://www.merit.net/mail.archives/html/6bone-routing-report/
> 
> Also see http://www.caida.org for more information about Internet 
> statistics collection research efforts.
> 
> ---------------------------------------------
> This report is for 05/18/98, peering with
>   VIAGENIE (AS10566)  CISCO (AS109)  CICNET (AS1225)  WIDE 
> (AS2500)  TELEBIT (AS3263)
> ---------------------------------------------
> 
> Size of 6Bone Routing Table:
> 	Max = 90, Min = 20, Average = 75
> 	40 Unique Autonomous System (AS) numbers
> 
> BGP4+ Traffic Summary:  
> 	Announcements = 3861    Withdraws = 150   Unique Routes = 71
> 
> Non-6Bone Prefixes (outside of 3ffe::/16):
> --------------------------------
>   5f00:4700::/32 path 109 (CISCO)
>   5f00:6d00::/32 path 109 (CISCO)
>   5f01:7800::/32 path 109 1225 (CICNET)
>   5f02:ad00:8ca0::/64 path 109 (CISCO)
>   5f04:c500:cb26:1100::/64 path 109 (CISCO)
>   5f0d:e900:ce9c:9400::/64 path 109 1225 (CICNET)
>   5f0f:8800::/32 path 109 (CISCO)
>   5f10:8800::/32 path 109 (CISCO)
>   5f11:d000:cca2:e400::/64 path 109 (CISCO)
> 
> Poorly Aggregated Prefixes (>24):
> --------------------------------
>   MERIT (3ffe:1c00::/24) had 9 route(s)
>     3ffe:1c00::/64 path   (?)
>     3ffe:1c00::/48 path   (?)
>     3ffe:1c01::/48 path   (?)
>     3ffe:1c02::/48 path   (?)
>     3ffe:1c03::/48 path   (?)
>     3ffe:1cfa::/48 path   (?)
>     3ffe:1cff::/48 path   (?)
>     3ffe:1cf9::/48 path   (?)
>     3ffe:1cf8::/48 path   (?)
> 
>   CISCO (3ffe:c00::/24) had 4 route(s)
>     3ffe:c00:e:b::1/128 path 2500 237 (MERIT)
>     3ffe:c00:8004:1::/80 path 109 8176 ()
>     3ffe:c00:8009::/48 path 109 302 (BCM)
>     3ffe:c00:8004::/48 path 109 8176 ()
> 
>   UUNET-UK (3ffe:1100::/24) had 3 route(s)
>     3ffe:1100:0:cc03::/64 path 1225 1103 293 (ESNET)
>     3ffe:1100:0:c01::/64 path 109 48 1752 (BT-LABS)
>     3ffe:1108:40a::/48 path 1225 1103 1835 1273 5539 (SPACENET)
> 
>   CICNET (3ffe:900::/24) had 2 route(s)
>     3ffe:900:0:3::1/128 path 2500 237 (MERIT)
>     3ffe:900:1::/48 path 109 1225 1312 (LORE/VT)
> 
>   JANET (3ffe:2100::/24) had 2 route(s)
>     3ffe:2101:0:ffff::2/127 path 109 48 1752 (BT-LABS)
>     3ffe:2101::/48 path 109 48 1752 3185 (ULANC)
> 
>   ESNET (3ffe:700::/24) had 2 route(s)
>     3ffe:710:20::/48 path 1225 1103 293 2505 (KEK)
>     3ffe:7a0:20::/48 path 1225 1103 293 50 ()
> 
>   INFN-CNAF (3ffe:2300::/24) had 2 route(s)
>     3ffe:23ff::/32 path 109 1849 1835 1717 137 8253 (DUTHNET)
>     3ffe:23f0::/28 path 109 1849 5623 559 137 8253 (DUTHNET)
> 
>   WIDE (3ffe:500::/24) had 2 route(s)
>     3ffe:500::1/128 path 2500 237 (MERIT)
>     3ffe:501:811:2::/64 path 2500 65533 ()
> 
>   CSELT (3ffe:1000::/24) had 1 route(s)
>     3ffe:1001:1:ffff::1/126 path 1225 1103 293 (ESNET)
> 
>   TELEBIT (3ffe:100::/24) had 1 route(s)
>     3ffe:100:1:2::5/128 path 2500 237 (MERIT)
> 
> 
>   ANSNET (3ffe:d00::/24) had 1 route(s)
>     3ffe:dfe:fffe::8/126 path 2500 237 (MERIT)
> 
>   VBNS (3ffe:2800::/24) had 1 route(s)
>     3ffe:2800:2::/48 path 109 1225 1312 (LORE/VT)
> 
>   SURFNET (3ffe:600::/24) had 1 route(s)
>     3ffe:608:1::/48 path 109 1225 (CICNET)
> 
>   UO (3ffe:1500::/24) had 1 route(s)
>     3ffe:1500:fffe::d/128 path 2500 237 (MERIT)
> 
>   NRL (3ffe:f00::/24) had 1 route(s)
>     3ffe:f01:0:ffff::7/127 path 109 48 1752 (BT-LABS)
> 
>   UNI-C (3ffe:1400::/24) had 1 route(s)
>     3ffe:1402:1:1::/64 path 109 1849 5539 1273 (ECRC)
> 
>   SMS (3ffe:2600::/24) had 1 route(s)
>     3ffe:2610:4::/48 path 109 1849 5539 3274 1741 (OTOL)
> 
> The Top Five Most Active Prefixes:
> ----------------------------------
> 1. G6 (3ffe:300::/24) had 1823 BGP+ updates (26 unique aspaths)
>   1225 5609 5623 1717 (319)
>   1225 1849 5623 559 1717 (288)
>   109 1225 5609 5623 1717 (288)
>   109 1849 5623 559 1717 (288)
>   2500 33 5609 5623 1717 (199)
>   2500 109 1849 5623 559 1717 (188)
>   2500 109 1225 5609 5623 1717 (165)
>   2500 109 1225 1103 1275 1717 (19)
>   1225 1103 1717 (18)
>   1225 1103 1835 1717 (11)
>   2500 237 1225 1103 1717 (9)
>   ...Truncated...
> 
> 2. STUBA (3ffe:2200::/24) had 141 BGP+ updates (57 unique aspaths)
>   109 1849 1103 2607 (9)
>   2500 109 1849 1103 2607 (9)
>   1225 1849 1103 2607 (8)
>   2500 109 1849 2607 (8)
>   1225 1103 2607 (7)
>   2500 109 1225 1103 2607 (7)
>   109 1225 1103 2607 (6)
>   109 1225 1849 2607 (5)
>   109 1849 2607 (5)
>   1225 1849 2607 (4)
>   2500 109 1225 1849 2607 (4)
>   ...Truncated...
> 
> 3. DUTHNET (3ffe:23ff::/32) had 109 BGP+ updates (31 unique aspaths)
>   2500 109 1849 5623 559 137 8253 (11)
>   109 1849 5623 559 137 8253 (8)
>   1225 1849 5623 559 137 8253 (7)
>   2500 109 1225 1103 1717 137 8253 (5)
>   1225 1849 1103 1717 1835 2839 5623 559 137 8253 (4)
>   1225 1849 786 1717 1835 2839 5623 559 137 8253 (4)
>   109 1225 1849 1103 1717 1835 2839 5623 559 137 8253 (4)
>   109 1225 1103 1717 137 8253 (4)
>   109 1225 1849 786 1717 1835 2839 5623 559 137 8253 (4)
>   109 1849 786 1717 1835 2839 5623 559 137 8253 (4)
>   109 1849 1103 1717 1835 2839 5623 559 137 8253 (4)
>   ...Truncated...
> 
> 4. NUS-IRDU (3ffe:1600::/24) had 64 BGP+ updates (20 unique aspaths)
>   2500 109 7610 (11)
>   1225 109 7610 (8)
>   109 7610 (7)
>   2500 33 109 7610 (5)
>   2500 33 1849 109 7610 (3)
>   1225 5609 1849 109 7610 (3)
>   2500 237 109 7610 (2)
>   2500 237 1225 109 7610 (2)
>   1225 48 109 7610 (2)
>   2500 33 5609 1225 109 7610 (2)
>   1225 5609 5623 1849 109 7610 (1)
>   ...Truncated...
> 
> 5. UIO (3ffe:2a00::/24) had 63 BGP+ updates (26 unique aspaths)
>   2500 33 5609 2839 (11)
>   1225 1103 2839 (8)
>   109 1225 1103 2839 (5)
>   109 1849 1835 2839 (4)
>   1225 1849 1835 2839 (4)
>   2500 109 1225 1103 2839 (3)
>   109 1849 1103 2839 (3)
>   109 1849 2839 (2)
>   2500 237 1225 1849 1835 2839 (2)
>   2500 109 1849 2839 (2)
>   1225 1849 2839 (2)
>   ...Truncated...
> 
> 
>