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Çà÷åì íóæåí break flag [%] ïðè îïèñàíèè policy


Äëÿ âåðñèé netams 3.1.xx, 3.2.xx è 3.3.xx äî build 2117:

Åñëè âû çàäàåòå ïîñëåäîâàòåëüíîñòü èç íåñêîëüêèõ ïîëèòèê ôèëüòðàöèè òðàôèêà ïîäðÿä, òî ïî óìîë÷àíèþ èõ äåéñòâèå ñóììèðóåòñÿ, ò.å. â ñëó÷àå
service processor
policy name all-ip target proto ip
policy name tcp target proto tcp
unit host name HOST1 ip 192.168.1.5 fw-policy !tcp all-ip 
âû âñå ðàâíî íå ñìîæåòå îòêðûòü äëÿ ýòîé ìàøèíû ÒÎËÜÊÎ TCP-òðàôèê, íà ñëåäóþùåì ñîâïàâøåì ïðàâèëå all-ip ïàêåò çàðåæåòñÿ. Äëÿ òîãî ÷òîáû ïîñëå ñîâïàäåíèÿ ïîëèòèêè äàëüíåéøèé ïîèñê ïðåêðàòèëñÿ, ïîñòàâüòå
unit host name HOST1 ip 192.168.1.5 fw-policy !%tcp all-ip 
Åñëè âû çàäàåòå ïîñëåäîâàòåëüíîñòü èç íåñêîëüêèõ ïîëèòèê ïîäñ÷åòà òðàôèêà ïîäðÿä, òî ïî óìîë÷àíèþ ïîäñ÷åò âåäåòñÿ äëÿ êàæäîé ïîëèòèêè, ò.å. â ñëó÷àå
service processor
policy name ip target proto ip
policy name tcp target proto tcp
policy name udp target proto udp
policy name other target proto ip
unit host name HOST1 ip 192.168.1.5 acct-policy ip tcp udp other 
âû âñå ðàâíî íå ñìîæåòå ÿâíî ïîñ÷èòàòü äëÿ ýòîé ìàøèíû âåñü íå udp è íå tcp òðàôèê, êîòîðûé íàçîâåì other, òàê êàê ïàêåò âñå ðàâíî ïîñ÷èòàåòñÿ ïî ïîëèòèêå ip. ×òîáû ïðè ñîâïàäåíèè ïîëèòèêè äàëüíåéøèé ïîäñ÷åò ïðåêðàòèëñÿ, ïîñòàâüòå
unit host name HOST1 ip 192.168.1.5 acct-policy ip %tcp %udp other 
Äëÿ âåðñèé netams 3.3.xx ïîñëå build 2117, â ÷àñòíîñòè 3.3.0-release è äàëåå:

Ïî ìíîãî÷èñëåííûì ïîæåëàíèÿì ïîëüçîâàòåëåé è äëÿ óïðîùåíèÿ êîíôèãóðàöèîííîãî ôàéëà, äåéñòâèå ïîëèòèêè fw-policy áûëî èíâåðòèðîâàíî. Òåïåðü êîä âèäà:
unit host name HOST1 ip 192.168.1.5 fw-policy www icmp 
ðàçðåøàåò äàííîìó þíèòó îáùåíèå ïî ïîëèòèêàì www è icmp, áëîêèðóÿ âñå îñòàëüíîå. Âàì òåïåðü íå íóæíî ãîðîäèòü ñëîæíûå êîìáèíàöèè ñ ó÷àñòèåì break flag è èíâåðòèðîâàíèÿ. Ïîìíèòå, ÷òî âåñü îñòàëüíîé òðàôèê, íå îïèñàííûé â ïîëèòèêàõ fw-policy, áóäåò áëîêèðîâàí.


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