- 搜標(biāo)題
- 搜題干
- 搜選項(xiàng)
單項(xiàng)選擇題
By default, which PPP mechanism does the ERX Edge Router use to monitor the session for a PPP over ATM client?（）
A. ping
B. hello
C. get request
D. echo request
你可能感興趣的試題
