Hi Huaimo,
> 1). It seems that Area Proxy can not be amended to IS-IS TTZ. IS-IS TTZ > abstracts a zone to a single node. This abstraction is supported by the > extensions to IS-IS, and some of these extensions are not defined in Area > Proxy. For example, the extensions for the edge nodes of the zone are not > defined in Area Proxy. > > The details is underlined above. It says that some of the extensions in > IS-IS TTZ are not defined in Area Proxy. It seems accurate if we look at the > details Apparently, we have very different understandings of the words “amended to”. And so it goes. Regards, Tony
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