Internal BGP iBGP(internal BGP) BGP Neighber가 동일한 AS에 속함 iBGP 라우터는 직접 연결되지 않아도 됨 eBGP(다른 AS)로 학습한 경로를 또 다른 AS의 eBGP 라우터에게 광고할 용도로 사용되기도 함 TTL : 255 (Cisco) TTL : 64 (Nokia 7750 SR) Physical IP로 iBGP 연결 Loopback IP로 iBGP 연결 BGP Neighbor IP는 Physical Interface와 Loopback IP를 사용할 수 있음 iBGP Neighbor를 지정할 때는 보통 Loopback IP를 사용 Physical Interface로 지정해도 되지만 Link Down 시 Backup Path가 있어도 Neighbor가 끊어짐 External BGP eBGP(external BGP) 서로 다른 AS 간에 라우팅을 업데이트를 하는데 사용됨 보통 TTL의 Default가 1이어서 Neighbor끼리...
![[BGP] iBGP vs eBGP](https://mblogthumb-phinf.pstatic.net/MjAyMjA5MTFfMTE2/MDAxNjYyOTA0MDkyOTEx.P30PV_w6miC7ggnkzcfrSj91PDOu0lxzzVhLv9JG7lAg.OWX1usIKNKONzpHvuH08qQcwR27NQWTvki6HM0b97mgg.PNG.choiyoonjun111/image.png?type=w2)
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BGP
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eBGP란
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eBGP설명
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ExternalBGP
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iBGP
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iBGPeBGP
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iBGP개념
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iBGP란
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iBGP설명
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eBGP개념
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eBGP
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BGPv4
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BGP개념
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BGP기본
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BGP기초
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BGP란
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BGP설명
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BorderGatewayProtocol
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BorderGatewayProtocolv4
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InternalBGP
원문 링크 : [BGP] iBGP vs eBGP
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