[c-nsp] MPLS PE Routers for a Mobile Carrier?

Stephen Fulton sf at lists.esoteric.ca
Mon Aug 4 11:59:32 EDT 2008


 > WAN being SIP (be careful with ES20).

Would you mind elaborating on that?  I'm leaning toward the ES20 at the 
moment for our needs..

-- Stephen


Saku Ytti wrote:
> On (2008-08-02 17:52 -0300), Rubens Kuhl Jr. wrote:
> 
>> AFAIK, ASR 1000 or 4500/Sup6-E don't support MPLS in current software
>> releases, so your Cisco-land options are ISR 38x5, 6500, 7600 and
> 
> I believe ASR1k did MPLS and L3 MPLS VPN in FCS. Only large bit
> missing was L2 MPLS VPN's which is coming in release3 iirc.
> 
>> 12000. ME6524 seems a good fit for this environment, J-2320/6350 could
>> be the J-land options to explore (although ISR 38x5 are their
>> counterparts at C-land, not the ME6524).
> 
> QoS in PE and catalyst doesn't seem good fit to me. Unless you have
> dedicated port to each customer. But in view most all PE usages
> include customers in VLAN, in which case, to do any QoS, you 
> need HQoS, which LAN cards can not do. They are cheap for 
> a reason.
> While in LSR/P role, LAN cards are perfect fit. It's quite backwards
> really, you want 'WAN' cards to face your distribution and LAN
> cards are fine in all core, except if you want to do VPLS,
> in which case LER/PE needs WAN card to core too.
> 
> WAN being SIP (be careful with ES20).


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