单选题Which of the following "no options" controls the maximum value of mbufs？（）A mtuB sb_maxC thewallD tcp_sendspace
题目
单选题
Which of the following "no options" controls the maximum value of mbufs？（）
A
mtu
B
sb_max
C
thewall
D
tcp_sendspace
mtu
sb_max
thewall
tcp_sendspace