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RFC 2827 Ingrees filtering

root.zone
Level 1
Level 1

HI All,

Need a suggestion for the below query.

As mentioend below.The 6500 Internet layer is coonected to ISP and other leg going to WENBLAYER(trunked physicaly).

There are 2  SVI on Internet layer 6500 .vlan 10 is shared between both web and internet switches .

Vlan 12 is for main internet pipe .Now the thing is i can see there is one public IP whihc is not belongs to my infrastucre is geting out as SOURCE .

I beleive i can use RFC 2827 to bloack that public IP being part of SOURCE OUT traffic from our network .Can somebody guide me i can apply that filter on vlan 12 as below.

access-list OUT-IN deny ip xx.x.x.x any

access-group OUT-IN out

1 Reply 1

root.zone
Level 1
Level 1

Hello ,

Appriciate you inputs for the below.

I was thinking about applying route-map to NULL0 (on the shared  interface of both 65xx).please let me know your views for the same.

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