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Two ISP Link Load Balancing

saquib.nawazz
Level 1
Level 1

Looking for sample configuration on 2 ISP Link Load Balancing on 2800 Router.

Router with 3 FastEthernet, two of them connected to ISP and third connects to LAN

4 Replies 4

Amit Singh
Cisco Employee
Cisco Employee

You have two different ISP's terminating on the router or a single ISP with 2 link. What protocol is being used with the ISP's.

-amit singh

Jigar Dave
Level 3
Level 3

Hi Saquib,

there is a design loop-pole in scenario because you ahve terminated links of two different ISP on one single router. so if some technical problem occures on that router, your whole site is isolated. (incase of port not working, earthing issue, router booting issue) so you need to have ISP links on different routers, you can use R1 to terminate ISP1 link and R2 to terminate ISP2 link. this would be perfect design scenerio.

Regards,

J K D

manivelindian
Level 1
Level 1

it is possible

i think u got internet connection from two isp's.suppose if one link fails,automatically all the lan users should go to second one(isp) for browsing.

this is the concept

go through this url,it will help u atleast little bit.

http://www.cisco.com/en/US/tech/tk648/tk362/technologies_tech_note09186a0080094e8c.shtml

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