本帖最后由 duguxun2008 于 2015-7-3 10:54 编辑 $ o8 h0 P) `8 z5 [( |5 ^5 ?! X7 o) t* E5 y! A5 @3 R
TK稳定,后面98+441+130 2 U' e z2 q/ S% H6 X130题变种题干没变,选项是:: O9 D& }' Q' n. ?" K/ E) R
A. It sets the MAC table aging time to max_age .+ H0 f" V: s2 d3 o; S D* V; P% F7 A, i" ~' k. u
B. It sets the MAC table aging time to forward_delay time.. [; v6 k) |& j$ N2 N+ u' p2 b* i
C. It recalculates the STP topology upon receiving topology change notification from the root2 W$ F x. I) V; M0 {! R" d8 B/ b+ G+ f5 H7 L
switch. ! ~3 G; q- a& ~D. It cannot recalculates the STP topology upon receiving topology change notification from the root4 S. h, ~7 e) q0 L( Q- t + K1 F( i) _ P! Qswitch. ( \8 |; i; A* f答案BD I. W' y% B. L/ s$ Z5 K5 l