Colton,

This was 6+ years ago, SAOS 6.14, so I don't know it might be better now.

We changed to Cisco ASR920 and it was a night and day difference - we now have
90ish ASR920s in production but are migrating toward the NCS540X.

Patrick

Sat, May 29, 2021 at 10:13:13AM -0500, Colton Conor wrote:


>    Patrick,
>    How long ago was this, and what code were they running?
>    What do you recommend for aggregation then?
>    On Fri, May 28, 2021 at 9:17 PM Patrick Cole <z...@amused.net> wrote:
> 
>      We ran a medium sized mpls network using ciena 3900 and 5000 series
>      boxes on our microwave network.
>      Nothing but problems, the mpls code was just not mature enough and our
>      radio network had the boxes falling apart at the seams as storms rolled
>      through.  At that time they didn't support FRR or proper CSPF so
>      everything had to be manually engineered active standby LSPs. Not sure
>      if things have changed now. These boxes have Nortel vintage and they
>      seemed best delloyed using PBB TE as it was mature. 
>      As an NID though they are not a bad option but not in core or
>      aggregation IMHO. 
> 
>      On 29 May 2021 08:49:51 Colton Conor <colton.co...@gmail.com> wrote:
> 
>        Yes, I was surprised as you that they have these routing features. I
>        was also surprised they had multiple boxes that compete with
>        aggregation devices like the ACX5048. The question is how good is
>        Ciena's MPLS, switching, and routing stack compared to the established
>        players of Juniper, Cisco, and Nokia? Ciena is no small company, so I
>        think they would have the resources to make it happen.
>        On Fri, May 28, 2021 at 12:32 PM <aar...@gvtc.com> wrote:
> 
>          Wow, ciena has the means to implement SR and MPLS services?  I mean
>          they run the underlying LS IGP to signal those SIDâ**s ??  I
>          didnâ**t know that.  I may look at them in the future then.  I
>          thought Ciena just did some sort of static mpls-tp or somethingâ*¦
> 
>           
> 
>          We use Accedian as NIDâ**s with SkyLight director for PAA (SLA
>          stuff)â*¦and uplink those into our network at (yester-year, Cisco
>          ME3600â**s and ASR9000â**s), but now, ACX5048 and MX204
> 
>           
> 
>          -Aaron
> 
>           

-- 
Patrick Cole <patrick.c...@spirit.com.au>
Chief Engineer
Spirit Technology Solutions
19-25 Raglan St, South Melbourne VIC 3205
Desk:    0385541391
Mobile:  0410626630

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