- 搜標(biāo)題
- 搜題干
- 搜選項(xiàng)
單項(xiàng)選擇題
Two Level 2 routers are exchanging Hello packets with different Area IDs.What occurs between these routers?（）
A. An Adjacency is formed.
B. No IS-IS PDUs are sent.
C. An Adjacency does not form.
D. An Adjacency forms but traffic is not forwarded.
