[VoiceOps] SIP return message on misdials - 487 or 500/503 or ?
paul at timmins.net
Mon Oct 5 11:20:21 EDT 2015
Ideally these would be the codes you should receive and the
circumstances based on ISDN conditions of the PSTN number:
On 10/05/2015 11:16 AM, Erick Bergquist wrote:
> Just trying to get idea of what is normal on what providers should
> return for a misdial, bad unknown number, etc.
> On one provider, I get a CANCEL and a 487 Request Terminated on mis-dials.
> On another provider, I get a 503 Service Unavailable and a 500
> Internal Service Error back.
> Is there a proper code to expect or is this up to the provider? I was
> working on chasing down another issue and noticed a lot of 500 and
> 503's on calls and they were all misdials (bad numbers, etc) on this
> one provider. I can't call these numbers from other systems or my cell
> phone so know they are not good numbers people are calling.
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