Karteikarten
SCC 203 - BGP
Karten in diesem Stapel (6)
- 1How do we prevent SYN-Flood attacks?SYN-Cookies
hash src IP, src Port and secret and send as initial sequence number
If attacker, no response but data has been stored - 2What is an autonomous system?Number of networks under common control
- 3What is eBGP and iBGP?eBGP - obtain subnet reachability information from neighbouring ASes
iBGP - propagate reachability information to all AS-internal routers - 4What are the BGP basics?BGP Session - two BGP routers exchange BGP messages over semi-permanent TCP connections
- 5How does BGP route selection work?Selects routes based on
1. Local preference value attribute: policy decision
2. Shortest AS-PATH
3. Closest NEXT-HOP router; hot potato routing - 6What is hot potato routing?Choose local gateway that has least intra-domain cost
Informationen
- Beschreibung
- Karteikarten am SCC 203 - BGP, erstellt von Mac Howarth am 08/05/2017.
- Erstellt von
- Mac Howarth · Mai 2017
- Aktualisiert
- 8 Mai 2017
- Aufrufe
- 1
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