Re: [CCAMP] 答复: R: OSPF OTN considerations post IETF 82 (Issue 1/2)

Lou Berger <lberger@labn.net> Tue, 20 December 2011 20:22 UTC

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Date: Tue, 20 Dec 2011 15:22:27 -0500
From: Lou Berger <lberger@labn.net>
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To: John E Drake <jdrake@juniper.net>
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On 12/20/2011 2:02 PM, John E Drake wrote:
>> > In an earlier message I asked if you were interested in putting a draft
>> > together to document your proposed change to the base GMPLS specs.
> [
> [JD]  There are no changes to the base GMPLS specs.  We are not changing the base definition of PSC 1-4 and what we are defining is completely consistent with SDH/SONET.
> 

John,
	In an earlier message you said:

On 11/30/2011 5:23 PM, John E Drake wrote:
> Yes, I think that's fair.
>
>> > -----Original Message-----
>> > From: Lou Berger [mailto:lberger@labn.net]
>> > Sent: Wednesday, November 30, 2011 1:51 PM
>> > To: John E Drake
>> > Cc: Daniele Ceccarelli; CCAMP
>> > Subject: Re: [CCAMP] OSPF OTN considerations post IETF 82 (Issue 1/2)
>> >
>> > So you're basically arguing that SC shouldn't be used to indicate
>> > different levels of hierarchy, i.e., usage (b) in my earlier message,
>> > and that the definition of PSC-1 -> n was flawed.  Right?
>> >
>> > Which then reduces the meaning of SC to simply and indicator of label
>> > type and ISCD format indicator.
>> >
>> > Is this your position?
>> >

Deprecating PSC1-4 and making SC Type just an indicator of label and
ISCD format will be covered in the draft. The draft wouldn't say
anything specifically about OTN.

Lou