Making BGP filtering a habit: Impact on policies - - PowerPoint PPT Presentation

▶
making bgp filtering a habit impact on policies
SMART_READER_LITE
LIVE PREVIEW

Making BGP filtering a habit: Impact on policies - - PowerPoint PPT Presentation

Apr 19, 2023 139 likes •262 views

Making BGP filtering a habit: Impact on policies JuanCamilo.Cardona@imdea.org Pierre.Francois@imdea.org IMDEA Networks draft-cardona- filtering -threats-02 1 Diffs from last version Editorial changes Removed all terms referring to

slide-1
SLIDE 1

Making BGP filtering a habit: Impact on policies

JuanCamilo.Cardona@imdea.org Pierre.Francois@imdea.org IMDEA Networks draft-cardona-filtering-threats-02

1

slide-2
SLIDE 2

Diffs from last version

  • Editorial changes
  • Removed all terms referring to Policy

violation, threats, etc.

  • Introducing Undesired Flows

– Traffic between BGP peers for which the operator does not want to server as transit.

2

slide-3
SLIDE 3

Undesired Flows

AS1 Peer 1 Peer 2 Transit Provider Customers

3

slide-4
SLIDE 4

Undesired Flows

AS1 Peer 1 Peer 2 Transit Provider Customers P4/p4 P4/p4 P4/p4 P4/p4

4

slide-5
SLIDE 5

Undesired Flows

AS1 Peer 1 Peer 2 Transit Provider Customers P2/p2 P2/p2 P1/p1 P1/p1 P3/p3 P3/p3

5

slide-6
SLIDE 6

Undesired Flows

AS1 Peer 1 Peer 2 Transit Provider Customers

6

slide-7
SLIDE 7

CDN AS1 AS2 AS0 Peering Transit

Local filtering

1.1.0.0/16 1.1.0.0/17

7

slide-8
SLIDE 8

CDN AS1 AS2 AS0 Peering Transit

Local filtering

1.1.0.0/16 1.1.0.0/17

8

slide-9
SLIDE 9

CDN AS1 AS2 AS0 Peering Transit

Local filtering

1.1.0.0/16 1.1.0.0/17

9

Undesired Traffic flow In AS1

slide-10
SLIDE 10

Next steps

  • Consider feedback
  • WG DOC?

10