【选择题】某台路由器运行 OSPF,输出信息如图,以下描述正确的是哪一项?<Huawei> display ospf Isdb summary
OSPF Process 1 with Router ID 10.0.12.1
Area: 0.0.0.0
Link State Database Type:Sum-Net SLs id; 10.0.23.0Adv rtr. 10.0.12.2
Ls age:61
Len: 28
Options:E Gseq#: 80000001
Chksum: 0x3ae8
Net mask: 255.255.255.0
Tos 0 metric: 1
Priority:Low