As shown in the figure below, R1 and R2 are connected through a PPP link, and the IP addresses on the directly connected interfaces are not on the same network segment. Rl and R2 can communicate with each other through the directly connected interfaces. However, communication on the Ethernet link fails if the IP addresses on the directly connected interfaces are on the same network segment. What are the causes of this?

The fields of the OSPFv3 Option LSA are all present.

The ip ip-prefix ip-prefix-name [ index index-number ] {permit | deny} ipv4 address mask-length [ greater-equal greater-equal-value ] [ less-equal- less-equal-value ] command is used to configure an IP prefix list for route filtering.
If the less-equal parameter of an IP prefix list is specified in this command but the greater-equal parameter is not specified, what is the range of the created IP prefix list?

HW is an ISP providing MPLS services according to RFC 4364 standards. By using a unique route distinguisher per VRF, this L3 VPN service provides the ability for which of the following?

In the figure, the first record shows an LSP in the LSDB of a router, and the second record shows a newly received LSP. Which of the following statements is false?