Re: dmvpn-phase-1-dual-hub-with-3000-spokes-with-ospf

thank you for suggestion

On 5/31/14, Prince Emirate <begeieia_at_googlemail.com> wrote:
> Hey instead of ASR 1002 why not 1006; this gives the benefits of HA for RP
> nd SP, beside placing such equipment as the hub should be more preferred
> where you can leverage IPSec encryption features at hardware level of the
> ASR nd also achieving great performance buy choosing which SP nd RP base
> on your performance needs
> On 30 May 2014 09:50, "Cristian Matei" <cmatei_at_ine.com> wrote:
>
>> Hi,
>> Yes it does, you may also need to tweak NHRP timers for better
>> scalability
>> and
>> use dynamic BGP peering on hub.
>>
>> Regards,
>>
>> Cristian Matei, 2 x CCIE #23684 (R&S/SC)
>> cmatei_at_INE.com<mailto:cmatei_at_INE.com>
>>
>> Internetwork Expert, Inc.
>> http://www.INE.com<http://www.ine.com/>
>>
>>
>>
>> On 30 May 2014, at 11:13, _ _
>> <krzysiek.zalewski_at_gmail.com<mailto:krzysiek.zalewski_at_gmail.com>> wrote:
>>
>> topology
>> - it will be 2xASR 1002 with RP2 [active and backup]
>> - as spokes I will have 3000 non cisco routers which support [open
>> nhrp] - tested and works
>> - each spoke will have two bgp session to active and backup router
>> - it will be gre over ipsec tunnels
>> - each spoke will receive only default from hubs
>> - throughput from spoke max 128kbps
>> - phase 1 configuration
>>
>> as I understand this topology with asr 1002 can chance to work?
>>
>>
>>
>>
>> On 5/30/14, Cristian Matei <cmatei_at_ine.com<mailto:cmatei_at_ine.com>> wrote:
>> Hi,
>>
>> Nobody can tell you an exact number, it also depends on number of
>> prefixes
>> per spoke, overall network stability, but with a proper BGP configuration
>> you should be able to go beyond 3000 spokes.
>>
>> Regards,
>> Cristian Matei, 2 x CCIE #23684 (R&S/SC)
>> cmatei_at_INE.com<mailto:cmatei_at_INE.com><mailto:cmatei_at_INE.com>
>>
>> Internetwork Expert, Inc.
>> http://www.INE.com<http://www.ine.com/>
>>
>>
>>
>> On 30 May 2014, at 10:44, _ _
>> <krzysiek.zalewski_at_gmail.com<mailto:krzysiek.zalewski_at_gmail.com>> wrote:
>>
>> hi
>> What do you think how much one ASR 1002 with RP2 can handle bgp peers?
>>
>> On 5/30/14, Cristian Matei <cmatei_at_ine.com<mailto:cmatei_at_ine.com>> wrote:
>> Hi,
>>
>> Encryption performance is one scalability issue, hub needs to support the
>> sum of bandwidths for spokes. But in DMVPN, the routing protocol and
>> associated number of prefixes per spoke is the problem. You should go
>> with
>> ASR-RP2 routers to match your encryption performance on the hub, BUT
>> DON'T
>> use OSPF. OSPF can't scale to 3000 spokes. Use EIGRP with stub on spokes
>> and
>> summary on hub or BGP with summary on hub.
>>
>> Regards,
>> Cristian Matei, 2 x CCIE #23684 (R&S/SC)
>> cmatei_at_INE.com<mailto:cmatei_at_INE.com><mailto:cmatei_at_INE.com>
>>
>> Internetwork Expert, Inc.
>> http://www.INE.com<http://www.ine.com/>
>>
>>
>> On 30 May 2014, at 09:49, _ _
>> <krzysiek.zalewski_at_gmail.com<mailto:krzysiek.zalewski_at_gmail.com>> wrote:
>>
>> it will be max 128kbpsper spoke
>>
>> On 5/29/14, Brad Ellis <brad_at_ccbootcamp.com<mailto:brad_at_ccbootcamp.com>>
>> wrote:
>> What's the bandwidth?
>>
>> -Brad
>> www.ccbootcamp.com<http://www.ccbootcamp.com>
>>
>> -----Original Message-----
>> From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of
>> _ _
>> Sent: Thursday, May 29, 2014 1:56 AM
>> To: Cisco certification
>> Subject: Re: dmvpn-phase-1-dual-hub-with-3000-spokes-with-ospf
>>
>> note: gre over ipsec will be used
>>
>> On 5/29/14, _ _ <krzysiek.zalewski_at_gmail.com> wrote:
>> Hi
>> Maybe someone will know which cisco router we can use as hub for
>> dmvpn-phase-1-dual-hub-with-3000-spokes-with-ospf enabled as routing
>> protocol
>>
>> --
>> Krzysiek
>>
>>
>>
>> --
>> Krzysiek
>>
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>> Krzysiek
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>

-- 
Krzysiek
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