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vim /etc/sysctl.conf 1 Y/ w8 ~5 x- i, X! ?# T: g) N! K
net.ipv4.icmp_echo_ignore_all = 1% _2 N2 k' F, F7 w3 O
% f$ L/ C0 Q' j3 N
[root@zsykf-interface-1 ~]# sysctl -p 2 s2 v4 m; t& b! N
net.ipv4.tcp_syncookies = 1# n# F3 U8 w5 X/ q3 y) B) d
net.ipv4.tcp_tw_reuse = 1
! S- H5 Q0 W Tnet.ipv4.tcp_tw_recycle = 1
# P/ g! T7 [6 ^/ q2 bnet.ipv4.icmp_echo_ignore_all = 1
- t7 g2 z$ p& }7 N, q$ p2 ~5 N2 E
+ Q/ W8 D% G& i% W) N6 z: g去ping发现不通了。4 t8 f+ `& ^! q+ H& k6 P; Y* O7 X# P
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发表于 2024-4-23 17:00:14