[VoiceOps] Disconnected numbers and SIP

[Paul Timmins]

If this was true, why does ISUP 1 map to 404 by standard?

On Oct 21, 2015 2:13 PM, Brooks Bridges <bbridges at o1.com> wrote:
>
> "6xx codes are supposed to be used to indicate definitive knowledge that a number can't be reached by any other means globally." 
>
> Yet vendors build hardware that still route advances on a 6XX... (yes, I'm looking at you, Sonus)  *grumble* 
>
> Brooks Bridges | Sr. Voice Services Engineer 
> O1 Communications 
> 5190 Golden Foothill Pkwy 
> El Dorado Hills, CA 95762 
> office: 916.235.2097 | main: 888.444.1111, Option 2 
> email: bbridges at o1.com | web: www.o1.com 
>
> -----Original Message----- 
> From: VoiceOps [mailto:voiceops-bounces at voiceops.org] On Behalf Of Alex Balashov 
> Sent: Wednesday, October 21, 2015 11:04 AM 
> To: Peter E 
> Cc: VoiceOps 
> Subject: Re: [VoiceOps] Disconnected numbers and SIP 
>
> I see 404 fairly commonly used to indicate "I don't have a route for this". 6xx codes are supposed to be used to indicate definitive knowledge that a number can't be reached by any other means globally. 
>
> -- 
> Alex Balashov | Principal | Evariste Systems LLC 
> 303 Perimeter Center North, Suite 300 
> Atlanta, GA 30346 
> United States 
>
> Tel: +1-800-250-5920 (toll-free) / +1-678-954-0671 (direct) 
> Web: http://www.evaristesys.com/, http://www.csrpswitch.com/ 
>
> Sent from my BlackBerry. 
>
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