10. How is the socket implemented in Linux? (Brief ydescribe the processing f ow o socket unctions andthe data structures o sockets.)
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11. What are the available kernel-space and the user-space programs o Linux to lter and capture packets?
12. What extra support can be done over RTP and RTCPthat cannot be done over UDP?
葱兰与韭兰在形态特征上主要区别是()。
A. 葱兰鳞茎卵形,韭兰鳞茎卵球形
B. 葱兰叶肥厚线形,韭兰扁平线形
C. 葱兰花白色,韭兰花粉红
D. 葱兰是宿根花卉,就韭兰是球根花卉
蜘蛛兰的观赏部位是()。
A. 叶
B. 茎
C. 花
D. 果实