取远程linux主机的流量和tcp连接数4 r) {+ m# X+ I7 e1 i/ I6 N8 t
首先配置远程的linux主机的snmp.conf文件（可以理解为客户端）
- Y/ T% r# N! K( t H; @/ i vi /etc/snmp/snmp.conf o9 O9 r% T5 D& s T( ?
只要修改几处地方即可
6 e! L4 x7 j- A- Y7 q8 F3 ~. e: _3 R$ x ####
4 r' n1 b" v( Q7 P5 l # First, map the community name "public" into a "security name": K$ N/ G' E* ?
# sec.name source community* M# V4 o6 H# N+ s+ ]
com2sec notConfigUser *.*.*.* username #*.*.*.* 是你远程监控机器的IP username是可信任的团体名" |% \5 m* ~/ Y. V7 N9 L
####; ~6 h6 v5 G f% |
# Second, map the security name into a group name:- T/ f3 m. M8 _* q
# groupName securityModel securityName" q6 V0 t' E' L- `
group notConfigGroup v1 notConfigUser& Q% @/ p% |# t/ Z$ u$ } k m( \
group notConfigGroup v2c notConfigUser
) Q8 d" ]+ Y+ z& o* \) L ####; e0 j/ p! g0 M. q$ j. W
# Third, create a view for us to let the group have rights to:
* l! o9 C+ C/ P # Make at least snmpwalk -v 1 localhost -c public system fast again., X# ]! D! x/ F# {: M6 E! w$ \
# name incl/excl subtree mask(optional)% x9 o3 g1 O2 J( O+ d& e9 K% b
view systemview included .1.3.6.1.2.1.1
! R+ `: B+ V( E' V5 m view systemview included .1.3.6.1.2.1.2
( F- I! B, d" V( w! e view systemview included .1.3.6.1.2.1.25.1.1
. t+ F# M" z$ Z) n0 [+ X- t0 F view all included .10 q9 ?& l0 v: f9 _& Q1 z
####
d% G8 E; X2 f) O # Finally, grant the group read-only access to the systemview view.
. ]/ }; e1 t# L- z1 Z$ Z) F # group context sec.model sec.level prefix read write notif( P& c) ?" Q5 M3 r/ u( Y
#access notConfigGroup "" any noauth exact mib2 none none
& R9 X- @; c: F$ j% {* ] access notConfigGroup "" any noauth exact all none none
5 B' p% _/ F6 O8 `9 h # Here is a commented out example configuration that allows less' s- l, X. t1 d: I( K9 h) t
# restrictive access.
5 g+ I; c5 |0 A7 y% b& o # YOU SHOULD CHANGE THE "COMMUNITY" TOKEN BELOW TO A NEW KEYWORD ONLY5 v8 ^2 Q7 J7 x% v0 x& r
# KNOWN AT YOUR SITE. YOU *MUST* CHANGE THE NETWORK TOKEN BELOW TO
5 P( |% V [1 n6 ]1 Q- S+ j. r # SOMETHING REFLECTING YOUR LOCAL NETWORK ADDRESS SPACE.
8 W1 j9 t- K" L# {( ` ## sec.name source community6 z u4 W, ?: U" X: j' ~! @* z
com2sec notConfigUser default username #username是可信任的团体名
+ a7 u( s( a( ^3 W- l$ s- y e com2sec *.*.*.0 *.*.*.*/24 username #username是可信任的团体名 *.*.*.* 是你远程监控机器的IP% O) I( E7 q7 U% G
## group.name sec.model sec.name
3 h1 q' d! H4 \/ b' Q. ]7 Y group MyRWGroup any local6 [0 ]5 s) f1 k2 h5 l, X
group MyROGroup any mynetwork# }6 h* A2 d( X7 W3 R7 i) H$ w
group notConfigUser any zcom' ], ^. M; ?" ]$ e! Z5 c) K- |4 z5 t
#
2 l- x) V3 B! a# e6 T" u #group MyRWGroup any otherv3user
! o1 o1 H( W9 m1 p #...! }1 ^( J" `4 ]7 p
## incl/excl subtree mask/ e; p* F: G9 F8 l0 J0 E5 x9 w
view all included .1 80
# |; v; ]6 X% f& G ## -or just the mib2 tree-. @/ Y" a! x: S! S/ ]
view mib2 included .iso.org.dod.internet.mgmt.mib-2 fc n0 L! U8 k$ L
## context sec.model sec.level prefix read write notif+ L1 c; E7 V g l* E+ v& ^6 ^! y8 T
access MyROGroup "" any noauth 0 all none none
" g3 K R5 V& ^, R' L. q; b: _ access MyRWGroup "" any noauth 0 all all all7 T2 d5 ]3 }1 C [" E6 p$ `$ m
修改完毕后保存退出& x* b+ {) u1 j
/etc/init.d/snmpd restart
, Q# }! A0 a, ^* H/ n" _1 c/ B, T 监控端（可以理解为server端）, m" V# i, V2 ~' @
# snmpwalk -v 2c -c username *.*.*.* system
6 u, U# B& K4 l9 H8 ~0 r8 t 检查是否能取道远程的系统数据2 T2 X% Q" A) O7 b _1 r2 X
# snmpwalk -v 2c -c username *.*.*.*|grep IF-MIB::ifInOctets.1 查看你的网卡流量
" r: D( _. d0 v9 W w 在你的mrtg的文件里写入IF-MIB::ifInOctets.1 mrtg是不会取道流量的
% S* a/ u5 D8 b8 }) G # mib2c IF-MIB::ifInOctets.1 转化为mib值，结果类似于2 V& R5 ?6 k( n; h
1.3.6.1.2.1.2.2.1.10
/ Z! k% p% |& F8 K 在你的mrtg文件中写进类似于这样的一句话, e) O- T6 n# x ^7 j
Target[*.*.*.*_BW_LAN]: 1:username@*.*.*.* #username是可信任的团体名 *.*.*.* 是你远程监控机器的IP
) ^7 v- N; d Y+ P6 l8 k& ^* A6 x/ \: P# l Title[*.*.*.*_BW_LAN]: 202.102.251.133 B: G' O# u: ^9 n1 s
PageTop[*.*.*.*_BW_LAN]: *.*.*.*。 |
发表于 2012-8-4 12:16:06
