Which of the items are unreasonable to configure the default route on the PTN device in the LTE solution?
Which of the following descriptions about the IS-IS backbone area are correct?
Which of the following descriptions about single-site commissioning is wrong?
NE1 and NE2 are the intersection nodes of the SNCP ring and the SNCP ring, so how many SNCP protection groups and how many unidirectional cross-connects need to be configured on NE1.
Which of the following is correct?