Loop in AS macro

On Wed, Jan 10, 2001 at 10:28:15AM +0100, Gilles Farrache wrote:
> Dear database managers,
> 
> I notice a loop in the followings AS-MACRO, in fact  AS-TELEDANMARKINTERNATIONAL
> is calling AS-TLI which is calling AS-TELEDK which is calling AS-TELEDANMARKINTERNATIONAL.
> (and all that make that our automatic filter generation tool fails)

A simple check to avoid expanding a macro you allready have expanded
would solve that.

> Could you correct those macro and will the Ripe database management provide any 
> control on that kind of loop ?

Not possible, as Talkline and Tele Danmark provide transit services for
each other, this would require a total new layout of the AS macro's.

And I cannot see that a loop should be such a bad thing, the check is
very simple.

/Jesper

> Gilles 
> 
> as-macro:    AS-TELEDANMARKINTERNATIONAL
> descr:       Tele Danmark customers outside Denmark
> as-list:     AS1902 AS12461
> as-list:     AS8881 AS-KOMTEL
> as-list:     AS13194 AS-BITE
> as-list:     AS6709
> as-list:     AS8650 AS-TLI
> as-list:     AS8542
> as-list:     AS12294 AS-TSUA AS6807 AS8349 AS12788 AS12837 AS12872 AS13249 AS15386 AS15497 AS15929 AS16007
> as-list:     AS12546
> as-list:     AS15389
> tech-c:      AS5071-RIPE
> admin-c:     AS5071-RIPE
> notify:      staff at ip.tele.dk
> notify:      peering at tli.de
> mnt-by:      AS3292-MNT
> changed:     jesper at skriver.dk 20001103
> changed:     toba at tdk.dk 20001117
> changed:     tee at tdk.dk 20001123
> changed:     jesper at skriver.dk 20001228
> changed:     jesper at skriver.dk 20010109
> source:      RIPE
> 
> as-macro:    AS-TLI
> descr:       Talkline GmbH, Internet Division
> descr:       List of ASes according to Talkline Internet (AS8650)
> descr:       and customers
> as-list:     AS5605
> as-list:     AS6783
> as-list:     AS8650
> as-list:     AS8881
> as-list:     AS12461
> as-list:     AS12546
> as-list:     AS-TELEDK
> as-list:     AS-GLOBAL
> tech-c:      TLIP1-RIPE
> admin-c:     TLIP1-RIPE
> notify:      peering at tli.de
> mnt-by:      TALKLINE-MNT
> changed:     thomas at tli.de 19990923
> changed:     thomas at tli.de 19991020
> changed:     thomas at tli.de 19991025
> changed:     thomas at tli.de 20001023
> changed:     thomas at tli.de 20001025
> source:      RIPE
> 
> as-macro:    AS-TELEDK
> descr:       Tele Danmark and Tele Danmark customers
> as-list:     AS-TELEDANMARKDANISH
> as-list:     AS-TELEDANMARKINTERNATIONAL
> as-list:     AS-BELBONEMEMBERS
> as-list:     AS-GLOBAL
> tech-c:      AS5071-RIPE
> admin-c:     AS5071-RIPE
> notify:      staff at ip.tele.dk
> notify:      peering at tli.de
> mnt-by:      AS3292-MNT
> changed:     jesper at skriver.dk 19990922
> changed:     jesper at skriver.dk 19991019
> changed:     jesper at skriver.dk 19991025
> changed:     jesper at skriver.dk 19991210
> changed:     toba at tdk.dk 20000903
> source:      RIPE
> 
> 
> 

/Jesper

-- 
Jesper Skriver, jesper(at)skriver(dot)dk  -  CCIE #5456
Work:    Network manager @ AS3292 (Tele Danmark DataNetworks)
Private: Geek            @ AS2109 (A much smaller network ;-)

One Unix to rule them all, One Resolver to find them,
One IP to bring them all and in the zone to bind them.