A.Level 1 between CIR and PIR.

B.Level 8 within CIR.

C.Level 8 between CIR and PIR.

D.Level 1, once all PIR is serviced.

E.Level 8, once all PIR is serviced.

F.Level 1 within CIR.

A.The entire confederation is viewed as a single AS by an eBGP peer.

B.Member ASs within a confederation can use route reflection.

C.Member ASs must be fully meshed within a confederation.

D.Within a confederation, each member AS is considered as a stand-alone AS.

A.The router will accept the update and send a notification.

B.The router will accept the update and ignore the attribute.

C.The router will accept the update and propagate the attribute.

D.The router will not accept the update and send a notification.

A.PE-A will require a SAP id of "sap 1/1/1" and PE-B will require a SAP id of "sap 1/1/1".

B.PE-A will require a SAP id of "sap 1/1/1:200" and PE-B will require a SAP id of "sap 1/1/1:300.

C.PE-A will require a SAP id of "sap 1/1/1:*" and PE-B will require a SAP id of "sap 1/1/1:*".

D.PE-A will require a SAP id of "sap 1/1/1:0" and PE-B will require a SAP id of "sap 1/1/1:0".

A.Routers R1, R4 and R5 only.

B.Routers R1, R2, R3, R4 and R5.

C.Routers R1and R4 only.

D.Routers R1, R2, R3 and R4 only.