[j-nsp] Configuring SDH on a SONET interface

[Dave Curado]

Hi Richard,

set chassis fpc 0 pic 0 framing ?
Possible completions:
  sdh                  SDH mode
  sonet                SONET mode



On Fri, Mar 12, 2004 at 12:37:56PM -0500, Richard A Steenbergen wrote:
> Ok I must be going nuts... I don't see ANY options for configuring SDH
> mode under an interface, nor do I see anything in the online
> documentation.
> 
> http://www.juniper.net/techpubs/software/junos/junos62/swconfig62-interfaces/html/interfaces-sonet-config.html
> 
> SONET and SDH traffic streams exhibit very few differences in behavior
> that are significant to Juniper Networks SONET/SDH interfaces; in general,
> this chapter uses SONET/SDH to indicate behavior that is identical for the
> two standards. However, there is one important difference that requires
> you to configure the interface specifically for SONET or SDH mode. That
> difference is in the setting of two bits (the ss-bits) in the pointer.  
> SONET equipment ignores these bits, but SDH equipment uses them to
> distinguish a VC-4 payload from other types. When configured in SDH mode,
> Juniper Networks SONET/SDH PICs set the ss-bits to s1s0 2 (binary 10). For
> more information, see the JUNOS Internet Software System Basics
> Configuration Guide.
> 
> Clearly there is a SDH mode, but I see NOTHING about how to enable it,
> even under Internet Software System Basics. What am I missing here?
> 
> -- 
> Richard A Steenbergen <ras at e-gerbil.net>       http://www.e-gerbil.net/ras
> GPG Key ID: 0xF8B12CBC (7535 7F59 8204 ED1F CC1C 53AF 4C41 5ECA F8B1 2CBC)
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