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Âíèìàíèå! Ýòî äîêóìåíòàöèÿ ê âåðñèè 3.4. Äëÿ âåðñèè 4.0 ñìîòðèòå çäåñü

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Ìîíèòîðèíã


Íà÷èíàÿ ñ âåðñèè 1120.5 NeTAMS ïîääåðæèâàåò ìîíèòîðèíã çàäàííûõ þíèòîâ äëÿ ñáîðà èíôîðìàöèè ïî îòíîñÿùåìóñÿ ê íèì òðàôèêó. Äëÿ âêëþ÷åíèÿ ýòîé ôóíêöèè íåîáõîäèìî çàäàòü ñåðâèñ monitor è íàïðàâëåíèå âûâîäà ñòàòèñòèêè. Îíà ìîæåò ñîõðàíÿòüñÿ êàê â òåêñòîâîì ôàéëå, òàê è â áàçå äàííûõ, îïðåäåëåííîé îäíèì èç ñåðâèñîâ storage. Äëÿ âêëþ÷åíèÿ ìîíèòîðèíãà íåîáõîäèìî çàäàòü êîìàíäó
service monitor NN 
monitor to file /path/to/output/file 
èëè
service monitor NN 
monitor to storage N
ãäå N - íîìåð ñîîòâåòñòâóþùåãî ñåðâèñà storage

Ïîñëå ýòîãî çàäàéòå ñïèñîê þíèòîâ, òðàôèê êîòîðûõ âû õîòèòå çàïèñûâàòü. Ìîæíî óêàçûâàòü êàê èìÿ þíèòà, òàê è åãî íîìåð (OID), êàæäûé þíèò îïðåäåëÿåòñÿ îòäåëüíîé êîìàíäîé íà ñâîåé ñòðîêå. Íàïðèìåð:
monitor unit server_1
monitor unit net_real
monitor unit 02ffad
 ðåçóëüòàòå ìîíèòîðèíãà ñ âûâîäîì â òåêñòîâûé ôàéë ñîçäàþòñÿ çàïèñè âèäà:

29.04.2002 22:27:27.4898 user_1 041BEF
   06 s:172.16.0.1:2174 d:172.16.13.1:23 60
29.04.2002 22:27:30.4800 user_1 041BEF
   06 s:172.16.0.1:2174 d:172.16.13.1:23 60
30.04.2002 10:37:55.9553 user_1 041BEF
   01 s:172.16.13.2 d:172.16.0.1 84
30.04.2002 10:39:43.4137 user_1 041BEF
   17 s:172.16.13.2:1031 d:212.69.119.4:53 59
30.04.2002 10:39:43.4146 user_1 041BEF
   17 s:212.69.119.4:53 d:172.16.13.2:1031 145
30.04.2002 10:39:43.4424 user_1 041BEF
   06 s:172.16.13.2:1032 d:213.180.194.129:80 48
30.04.2002 10:39:43.4512 user_1 041BEF
   06 s:213.180.194.129:80 d:172.16.13.2:1032 44

Ïåðâîå - âòîðîå ïîëÿ: äàòà è âðåìÿ, ïîñëå òî÷êè - äîëè ñåêóíäû
Òðåòüå - ÷åòâåðòîå ïîëÿ: èìÿ þíèòà è åãî OID
Ïÿòîå ïîëå - íîìåð ïðîòîêîëà (01-icmp, 06 - tcp, 17 - udp)
Øåñòîå - ñåäüìîå ïîëÿ: IP-àäðåñ è íîìåð ïîðòà src è dst ïîëåé ïàêåòà
Âîñüìîå ïîëå: äëèíà ïàêåòà (èëè ïîòîêà) â áàéòàõ

Âû ìîæåòå èñïîëüçîâàòü NeTAMS êàê ñáîðùèê äåòàëüíîé èíôîðìàöèè î òðàôèêå èëè çàïèñåé NetFlow, ïðèìåíèâ óïðîùåííóþ äëÿ ýòîãî ñëó÷àÿ êîíôèãóðàöèþ:
# configuration file example 3 begin
debug none
user name admin real-name Admin email root@localhost password aaa permit all

service server 0
login any
listen 20001
max-conn 6

service processor 0
lookup-delay 20
flow-lifetime 120
policy name ip target proto ip
unit net name u_all ip 0.0.0.0 mask 0.0.0.0 acct-policy ip

service data-source 1
type netflow
source 192.168.0.254 
listen 20001

service monitor 1
monitor to file /var/netflow.log
monitor unit u_all

# configuration file example 3 end
Ïîñêîëüêó NeTAMS 3.2 ïîëó÷àåò âíóòðè ñåáÿ óæå àãðåãèðîâàííóþ ïî ïîòîêàì ñòàòèñòèêó, òî ïîïàêåòíîé äåòàëèçàöèè ïîëó÷èòü íåëüçÿ. Âìåñòî ýòîãî áóäåò ñîõðàíåíà èíôîðìàöèÿ î êàæäîì ïîòîêå, ïðîøåäøåì ÷åðåç data-source, ÷òî ñóùåñòâåííî ñîêðàùàåò ðàçìåð áàçû èëè ëîã-ôàéëà.


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