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I n Fi g . 2 1 - 6
Users enter the www.test.net.tw depends on the following priority.
T he 1st use r en ter 61.11 .11 .11 se r ver
T he 2nd use r en ter 211 .22 .2 2 .22 server
T he 3rd use r en ter 211 .22 .2 2 .22 server
( F in is he d t o d is tr ibut e the R oun d-R ob in Pr ior it y)
T he 4th use r en ter 61.11 .11 .11 se r ver
(R estart to d istr ibu te t he Ro und -Ro b in Pri o r it y)
T he 5th use r en ter 211 .22 .2 2 .22 server
t h
T he 6
user e n ter 211.2 2 .22 .22 server
rd
When the 3
user enter
the IP (61.11.11.11) , so the inbound load balance will distribute the 3
the IP (211.22.22.22) . When finished all the weight priority allocate, the system will re-connect all the user
and follow the weight priority distribution again. This is the so called inbound load balance, which can
distribute the round –robin mode to many users who link to the Alias of
on the weight priority.
The less MX priority number has the highest priority. For example, the user A sends a mail to user B of
mary@mail.test.net.tw.
T he user A s e nd th e m a il t hr ou gh hi ne t .n e t. t w ( SM T P s e r ver) , a nd t he h in e t. n e t . tw w i l l
d e ter mine wh ich w a y th e ma il.tes t.n e t.tw to se nd th e ma ils dep en ds on the DN S se arch .
F ir s t o f a ll , w e c an look f or the M X r e c o r d i n m a i l . t e s t. n e t . tw.：
Name
mail.test.net.tw
mail.test.net.tw
It is beca use the 1 n umber has th e top p rior i ty, s o the se r ver w ill tr y to se nd ma ils th rough
t h e h os t o f s m t p1 . tes t .n e t . tw ( t hrou gh S MT P P r o t oco l) . If i t f a i le d t o s end t h ese m ai ls , t he n
t h e ma i ls w o ul d be s en di ng th r oug h the s ec o nd p r i or i ty o f s m tp2 .t es t . ne t . tw.
www.test.net.tw
, the enter timing is over 1 in the setting of the weight priority with
Type
Address
MX
smtp1.test.net.tw
MX
smtp2.test.net.tw
The MX record in mail.test.net.tw
CS-2000 UTM Content Security Gateway User's Manual
rd
user to the weight priority of 2 with
www.test.net.tw
Reverse
X
X
- 470 -
web server depends
Weight
Priority
--
1
--
2
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