单项选择题 What is a function of the OSPF Type 7 LSA?（）

单项选择题 Given the following LSP configuration, which statement is true?（）label-switched-path lsp-xyz { to 10.200.1.1; primary path1; secondary path2; secondary path3; no-cspf; } path path1 { 10.200.10.1 strict; } path path2 { 10.200.20.1 strict; } path path3 { 10.200.30.1 loose; }

单项选择题 When importing or exporting routing information using routing policy, the import or export is always done from which point of view?（）