Re: DUNA applies to SG as a whole

Dan,

On 1/6/06, Daniel Cohn <[email protected]> wrote:
> To me this suggests that the ASP is responsible for maintaining the
> status of each destination on a per-SGP basis.  Is it not possible for
> an SGP to be partially isolated from the SS7 network, such that some SS7
> destinations are reachable and others are not?  Since the SGP generally
> operates in server mode, it cannot simply terminate its SCTP association
> with the ASPs.

[Ilie ] the SGP can send ASP-Inactive-Ack to go inactive, and answer
incoming ASPAC with an error "management blocking" to stay Inactive.
But this does not solve your concerns.

> The ASPs will try to re-establish.  So, the only way it
> can inform the ASPs that a particular destination is unreachable is via
> the DUNA message.

[Ilie ] I agree.

Regards

--
Ilie