nanog mailing list archives

Re: 31 bit ptp link addressing?


From: Adrian Chadd <adrian () creative net au>
Date: Tue, 16 Apr 2002 10:21:25 +0800


On Sun, Apr 14, 2002, Adrian Chadd wrote:

Summarising the few private replies I've had:

* a few people did reply saying that they're using it successfully
* someone reported that it worked successfully on 12000 and some 7500 series
  routers, running a 12.0S train IOS
* someone else reported that any IOS train that has been eligible to receive
  "new features" in the last 9 months will have /31 bit PtP support
* I can add that vendor N's broadband concentrator doesn't allow you to
  add a /31 (they actually let you assign up to /30, then /32 to an interface :)

I hope this is of some interest to the list members.
If anyone is running /31's on PtP links on vendor J's equipment, I'd like to
hear from you.

Update:

Juniper:
 
Works in 5.x trains. Works in 4.x trains, but there's been a report
that /31 support is broken in 4.4R2.3
 
Extreme:
 
Reported to work on the Alpine 3804, running software v6.2 .
 
Redback:
  
Reported to work with sw v3.1 on the SE800, but apparently has been
in there for a while.


-- 
Adrian Chadd                    "For a sucessful technology, reality must
<adrian () creative net au>       take precedence over public relations,
                                    for nature cannot be fooled" - Feynmann


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