多項(xiàng)選擇題

What two choices can you make when redundancy is required from a branch office to a regional office? ()

A. multiple Frame Relay PVCs
B. dual Wan links to the regional office
C. dual Wan links to another branch office
D. single links - one to the regional office and one to another branch office

微信掃碼免費(fèi)搜題