[c-nsp] Fwd: Cisco 2801 full bgp multihome

Benjamín Gálvez bgalvez at gmail.com
Wed Jan 6 11:36:09 EST 2010


Hi,

In Spanish

La idea es conectar la Empresa (Bank) a dos ISP (Service provider) vía bgp
en modo full para tener Balanceo de carga de salida y entrada.
Ambos enlaces son de 10Mb. y la empresa tiene un solo prefijo /24 a publicar
y su propio ASN.
La idea es lograr redundancia de salida a Internet y tambien de entrada para
acceso de clientes.

La opcion "ruta default" me obliga a utilizar un enlace y el otro dejarlo
pasivo (standbye)

Ambos ISP pondran router Cisco 2801  pero con 256Mb.

La pregunta es ¿Me sirve el router 2801 pero con 512Mb? o necesito cambiarlo
por otro router con mejores prestaciones?
Ambos ISP me hablan de un router serie  7000 como "minimo".

In English

Pending traslate....
Sorry

Best regards
Saludos cordiales

Benjamín


2010/1/6 Jason Shearer <jshearer at amedisys.com>

No way Jose.  You will start fragging.  I would recommend no less than 512
> to receive full tables.
>
> Outside of memory the 2801 is not going to be a very good platform to
> accept full tables on.  Any major routing updates is going to choke the
> platform.  How big are the circuits you are landing from each provider?
>
> What are you trying to accomplish?  Outbound load sharing?  Inbound?  How
> many /24 prefixes to you have to advertise?
>
> Jason
>
> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net [mailto:
> cisco-nsp-bounces at puck.nether.net] On Behalf Of Benjamín Gálvez
> Sent: Wednesday, January 06, 2010 10:03 AM
> To: cisco-nsp at puck.nether.net
> Subject: [c-nsp] Cisco 2801 full bgp multihome
>
> *Hi,
>
> Can Cisco 2801 with 256MB RAM can handle full BGP table (1-2 peers,
> multihome) ?
>
> Best regards
> Benjamín
>
> *
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