tìm hiểu và mô phỏng giao thức eigrp trên phần mềm gn3

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 !"
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#12&#'$%:5$-;<$,%!=>:?$-%.@/


Thái Nguyên, tháng 5 năm 2014
  
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tin
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tin
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J`9Q9t9>:<O47DJ]J\:;<4D4s9>KP9>
P=U Z$-[.G$&ON7$-N1/(T$%
Z7Kg:5:4:bUo9QKP9>K5Y94NM4<74<947HJK5Y94?FV:X`9s7
BC794<J4OKg:5:49MO?Z|45:BC7:5:6PK6JH94x94>j74L9>79?7Q
:5:KP9>K5Y94NJL94<7:47HJQ]<O:4OX47K5Y94(>j74L9>79C7K5
Y94ƒ4xƒ:Z486oNc7NP7(
GVHD:ThS. Dương Thu Mây !,
 /0$%1$%23$
.
A12*12(%)*(B6*%./'$$-3$%&Khoa: Công nghệ thông
tin
Z7Kg:5:4X45:QKg]sK5Y94?FV:X`9s7BC794<JBM:Z486<O?f7
4L9>79:4O94<J>a7NMKP9>K5Y94
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KP9>K5Y944x:4v9>:Z4WK94}9>FJ?78K]<J"
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 g94ZK9>Fc7:e9>43:47D9Kg?H599`J9s7KP9>4a]•he9>:4J9>
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4L9>79BC794<Jh{hM9>
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hk9>KP9>94FNMKg:L9>:k?84fU7`979d:Q4L9>U5OBHKg:4Y94]5:4
KC7QBH9g7hJ9>UJf74aQBH:5:4L9>79X794`X45:94F>75:o4_6Fc9>Q
796<OBT…KJs9U594OT:KJs9KJ<Kg:57>x?Z‡Q4OT:]u`4c7X4O5
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 P9>K5Y94:4O4ˆ9>Fc7Ni6x94GKg6J9>tKK5Y949M:Z
48]jhk9>:5::4Fb9>6x947D9Y:4:;<:5:6J9>tKK5Y94X45:Q]•NMK
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 \<9OM9:4Oh}N7DJBM4r9KHKBx4r9KHKKP9>]•X4O5:5:D
…†7N]‡X47:Z94}9>9>Fc7X4L9>?;IJH96JJ\:5:D79BM4FKk:?Z
P=U=P%@$S27#N7$-N1/(T$%
n3<BMO4PKB74t9Uf:;<KP9><:Z484t96<:5:NOP7KP9>94F]<J"
 P9>:k:Ug(…O:<N(6<‰O6X‡"NMKP9>?FV:Nu?T6O9>
4PKB74ŠQX4Oo9>:5:4>7}<:5:9vKP9>94~4b9‹|K(4Fc9>?FV:
GVHD:ThS. Dương Thu Mây !,
 /0$%1$%23$
/

A12*12(%)*(B6*%./'$$-3$%&Khoa: Công nghệ thông
tin
]jhk9>6O9>9g7Ug:bIJ<9QY9>47DS5:(:Z48?FV:X`9s7BC7
94<J4M94R(
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‹‹|K6GNP75:X`9s79M?FV:43:47D94L9>IJ<:5:KL76Fc9>6JH9
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BFVIJ<U7W9>7C7IJs:>7<BM4iK:4Y:o:4tJNk:4L9>4Fc9>X`9s79M
?FV:43:47D94L9>IJ<KP9>B7{94L9>5:R(:Z48?FV:X`9s7BC7
94<J4M94(4<39Z?[NM(

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4PKB76o76g9>X4u:5::4tJNk:6W9657?\4L9>4Fc9>X`9s74L9>IJ<
KP9>B7{94L9>BMBD794
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94\
P=U=U1*NE%b$%[.c$S\N7$-
P=U=U=Pd2Le-L2.6
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:5:K5Y94:4JW9hk9>NMK9>47DBk:J9>:\h_:4Bk4<IJo9Np5:K5
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:k:Ug9M:=9>3:4d9>43::4O9>Fc7he9>:k:Ug
P=U=U=U>2NG#$
>FV:NP7BC7KL4x94RO6X>6OJQ6O9>KL4x94nOK<79QB7D:IJo9NpBM
:4d9>43:9>Fc7he9>KP9>i6J9>P7K5Y94-67K<6nOK<79O96ONN6
5:M79>JW9KP9>:=9>?FV:IJo9Npi6J9>BM:\IJH94P9:4O„9>
9>Fc7he9>v:?Z6O9>4D4s9>:Z:5:K5Y94:4JW9hk9>NMK947WKBk
:J9>:\:5:h_:4BkBMIJo9Np:5:K56PK
P=U=" 1*NE%b$%H$-;^$-N7$-
GVHD:ThS. Dương Thu Mây !,
 /0$%1$%23$
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A12*12(%)*(B6*%./'$$-3$%&Khoa: Công nghệ thông
tin
P=U="=P7$-$-G$-%3$-f6ggL(26ggLh=

 P9>9><9>4M9>:J9>:\B7D:X`9s7:bUo9>7}<:5:K5Y9494F9>
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:Z48B„<NMN79B„<NM#6B66O9>KL76Fc9>9M9>Fc7he9>6W9„9>
K5Y94:4_J65:4947DK?7HJ4M94BM:47<]^M79>JW9:;<K5Y94Kx94
L4x949M:4z4e4VBC7:5:f:4d:94~Q]s9>Fc7>7C74P9…4L9>4Fc9>Y

4b9‹9>Fc7‡BMX4L9>IJ<9tK?`9B\9?HUoOKi
P9>9><9>4M9>4Fc9>he9>:5:4D?7HJ4M94"R79•/Q R79hO‰]†O6
RO6X>6OJQR79RO6X]<7O9QR79‹‹-6O†]]7O9<NQ)#Œ S
!"#nOKL4x94KP9>9><9>4M9>?b9>7o99W9h{:M7?TQf:4d:BM
IJo96_Q:474Y47`U_:4OKL4x949M4\
$%!"#|4L9>:4O4ˆIJo9Npi6J9>9W9h}N7DJ4t959QX4o
9E9>UoOKi4\6\h{U_tK94i5:M79>JW9X4L9>?FV:]u`9W9
6\X4Z?_94B_BMxKX7`K
P=U="=U7$-e%1*%i*%_f*S#g$(iQgL&gLh
GVHD:ThS. Dương Thu Mây !,
 /0$%1$%23$
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A12*12(%)*(B6*%./'$$-3$%&Khoa: Công nghệ thông
tin
&'()*(+,(+
6O9>KL4x94KP9>X45:4:4;:ZKg4D4s9>K5Y94:J9>:\:5:M7
9>JW9BMh_:4Bk:4O:o4D4s9>KP9>]jhk9>>a7NM:5:K5:4;]6B6
g4D4s9>K5Y94]jhk9>:5:M79>JW9BMh_:4Bk9M?FV:>a7NM
K5X45:4:N795:]6B64Fc9>:Z:\J4x94KP94…s:?gjNp94<94QXY:4
4FC:NFJ6}NC9‡4OT:NM:5:K5Y94:4JW9hk9>D?7HJ4M94KP9>he9>
6O9>KL4x94:N79‘]6B6NMR79QOBNN‰<6Q97QR79 XS
!""nO:5:h}N7DJ?FV:NFJ6}i6J9>9W9h{UoOKiQ]<ONFJBM
?@9>UgBC794<JM79>JW9BMh_:4Bk?FV:i6J9>9W9h{:47<]^BMIJo9
NpQ:Z484k:Bk:4O947HJ9>Fc7he9>
$%!""5:]6B6:4JW9hk9>6\?u7H9Q4o7:Z94MIJo96_:4O4D
4s9>
P=U="="E%b$%N7$-4eK($j#;@/
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!""|4L9>?k9>?g4<5:4u:6W9J`9?Fc9>6JH9QNu?T?b9
>7o9Qh{hM9>:\J4x94NP7`J:Z6k:6T:6W9Kg6PK4xOM9KP9>X4L9>o94

4FG9>IJ<?Zh{hM9>X78K]O5N‚7BMX4u:4k:]3:s
$%!""ghM7>7}<4<79vKP9>hFC7‹‹KQ:r9947HJ:<UN
 /0%123
P9>:k:Ug…(‡NM4D6JH94L9>s:?g:<O?FV:47`X`?8X`9s7:5:
K5Y94BM:5:47`U_jNph}N7DJX45::e9>4OP?g9>BC794<J6O9>Kg
X4JB3:?_<Np94~94FGKgr9>:;<OM94MQ4OT:6O9>KgOM94Mg]s
GVHD:ThS. Dương Thu Mây !,
 /0$%1$%23$
’
A12*12(%)*(B6*%./'$$-3$%&Khoa: Công nghệ thông
tin
KP9>(:Z48X`9s7NP7BC794<J6O9>KgX4JNMKB7D:g]sKP9>
?Fb:X`9s747D99<"
G$-;7$-QG2f!(GL262S2-/h
P9>hP9>4x94]<OU<O>@KKgUgX`9s76J9>tKBM:5:9v5:9v
9MNM:5:6PK?rJ:Js7Q:5:K5Y94BM:5:47`U_X45::;<KP9>ƒgX`9s7
6J9>tK:;<KP9>?7HJ4s7Ka74OP?g9>6O9>KP9>
P9>hP9>4x94]<O:4O4ˆ9s7:5:K5Y94BMOKgUgi6J9>…JU‡
U€9>:5Q>7o7459M:4O4ˆ9s763:7`K5Y94BC7JUX4L9>:r9
4L9>IJ<6k:UJ]Q6594?FV::5:`Js>t9>F9>6DKP9>
45!"6*7#
 OP?g9>4O9>JW9Np9s7]O9>]O9>9W99`J:ZKg47`U_9MO?ZG
Kg9v4L9>79U_4~9>4xKP9>By94OP?g9>Ux944Fc9>
 \J6v:KP9>?b9>7o9BM:5:4JiO59?7HJX4789f9?_94
 P9>:Z48h{hM9>KG6g9>4OT:4J4Š
859!"2*7#
 |4o9“9>KG6g9>KP9>4OM9OM94k4Jg:BMOX4o9“9>:;<
6J9>tK
 |476J9>tK:Z]3:s4xOM9KP9>9>„9>4OP?g9>
 P9>WJ:rJ9s7?g:Ni67W9>6•„9>47`U_G:5:9v4L9>

79?`96J9>tK|4Oo9>:5:4„K5?`96J9>tK6\4P9:4`…‹‹K‡
7$-;7$-(./K$fA.Q262S2-/h
43:47D94O:5:4Us6Y4M94N<9>Q:5:K5Y94BM:5:47`U_X45:…:5:
9v‡Q?HJ?FV:9s7BHBC794<J6W9Kg6k:?Fc9>ht:5:4Y94?8:4J89o7
Y947DJ\:o:5:9v?HJ]jhk9>:4J9>?Fc9>ht:5:4Y949M
-4Y<4<7?rJht:5?FV:U_UG7Kg47`U_>a7NM6K79<O65:Y947DJ
BMh}N7DJX476JH9?7ht:5?HJK<9>4O?7P:4z:;<9b7?`9
 !""OP74x94KP9>9Mhe9>ht:5Y94\Qh{Nu?TQ>754M946^
59!"#
 #3e9u:>7<O4L9>X47h7:4J89h}N7DJBC7NFJNFV9>NC9
 |47:Z]34~9>4Z:G?OP99MO?Z4x6\X4Z4547D9QKg]39>„9>
6W9?Fc9>ht?8]j<:4}<]•9>„9>OM9Ug4D4s9>
 \J6v:9M9>M9<Y?FV:]jhk9>
GVHD:ThS. Dương Thu Mây !,
 /0$%1$%23$
•
A12*12(%)*(B6*%./'$$-3$%&Khoa: Công nghệ thông
tin
7$-;7$-&k$-f#$-262S2-/h
P9>hP9>9MQUs6Y4OhP9>O<Bq9>Q?Fc9>ht:5?FV:47`X`NMK
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5:9v6JH9Y947DJ:4O94<JK‚74c7?78K:4z?FV:Kg9vKM4L7
n}N7DJ6JH9?74o7:ZX”K4O?_<:4z:k48:;<K‚76PK7`94i9
!"#
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:r947`Y4b9]OBC74<7X78J6W9
- ‚76PK:Z48?P?FV:s:?gs7?<X476J94i
59!"#
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4s9>:=9>U_9>„9>

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K(%l6%b$%QG2&3(./K$fQ(GLmA.Q262S2-/h
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ƒJ]OONO>V7?78K:;<:\J4x949MNMKP9>:Z48>@K947HJ94ZKNMK
B7D:G:5:4<94<JQ(,NMKP9>hP9>X`4V#<6ŒƒJ]OONO>\J
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hM9>?s7BC7U\:dOM94M9MO
K(%l6%b$%QG2&3&k$-f!(GLm#$-262S2-/h=
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?FV:  :4J89  Bq9>  IJ<94  Kg  :57  ƒ  6J9>  tK  ‚7  6PK  NMK  B7D:
…‰O6X]<7O9‡?FV:9s7BC7ƒNM:rJ9s7>7}<:5:6PKNMKB7D:BM?8“9>
X4Oo9>:5:4:r947`
P=U="=nE%b$%N7$-4eK($j#e%E$-;@/fd#LgSgQQh
g]s<9X4L9>ht>@K:Z'4r9"R76N]]N79Q(::]]-O79]BM
(::]]#6B6
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<6h‡X4L9>ht?Fb::M7?T?8:4O4ˆ6J:iBMOKP9>X4L9>ht
GVHD:ThS. Dương Thu Mây !,
 /0$%1$%23$
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A12*12(%)*(B6*%./'$$-3$%&Khoa: Công nghệ thông
tin
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9MO?Z…?FV:U7`?`994FNM:5::NN…`UMO‡BMX`9s7?`9KP9>X4L9>ht
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P7r9]s Q.4—‡BM(-ƒNJOO4?FV:4‚6VG?tg(::]]#6B6…94FNM
,9667](::]]#6B6~,(#‡:J9>:\]3?7HJ4M94QIJo9NpQ:5:?T:Y94
UoOKi:4OKP9>X4L9>ht,9667]
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P="1*-#G2(%H*N7$-
P="=PAo-#G2(%H*m
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he9>94F>7<O4d:KP9>BMBi9:4J896W9KP9>969-…6<9]K7]]7O9
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4M94N7W9X`KP9>?86JH9h}N7DJQB<76q:;<-NMB<76q:;<>7<O4d:r9>
KP9>6O9>KL4x94)#7<O4d:-NMKg>7<O4d:X78JX4L9>N7W9X`
…:O99:7O9N]‡:Z9>4A<NMX4L9>:r9:Z>7<7?OP947`NiN7W9X`6FC:X47
6JH9h}N7DJ
GVHD:ThS. Dương Thu Mây !,
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tin
-Œ-?FV:47`X`4OM9OM9?g:NiBC7:5:4Fb9>456J:iKP9>Q
:\J6v:>Z7h}N7DJ…h<<†6<K‡QKL76Fc9>6JH9QhO?ZKM-Œ-:Z48
he9>?8N7W9X`:5:KP9>X45:94<J94FKP9>(,469Q(OX979>
4<:5:hP9>R(94F"˜6<KN<Q™ /
-Œ-NMKgNC:5:>7<O4d:U<O>@K:5:>7<O4d:]<J"
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4s9>U\XŽBHK5Kx94…hO‰9NO<h‡
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969
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NMKg>7<O4d:?FV:]jhk9>UG7:5:d9>hk9>‰U-NMKg>7<O4d::Z
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-:=9>?FV:]jhk9>?86JH9:5:D79IJ<KP9>J947W9QX4L9>
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9M:Z6O9>4<h6-
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6FC:By9?FV:5hk9>G?tJ947W9:b:4`4x4OM9OM9X45:Q-#]j
hk9>  NC  #O:X  UoO Ki  ## …#:J6 #O:X  <6‡  ?FV:  45  6789  UG7
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-…6<9]K7]]7O9O96ON-6OO:ON‡"M>7<O4d::4J89>7<O:4Y946O9>
-Œ--:J9>:\Kg?Fc9>6JH9:Z?g79:i:<OQNMN7W9X`:Z?_94
4FC9>QX4L74k::5:>Z7h}N7DJU_K\6O9>IJ56x946JH9šJ56x946JH9
h}N7DJ4O-NM:5:U
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GVHD:ThS. Dương Thu Mây !,
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A12*12(%)*(B6*%./'$$-3$%&Khoa: Công nghệ thông
tin
- ˜-…n<<‡":f9> ‹
- ˜-…O96ON‡":f9> 
- N9":f9> '
- -":f9>’‹
- U7O]":f9>'•
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:;<]6B6BM:5:h_:4BkX45:6W9KP9>94F˜7N]6B6BM-679]6B6
-…‰<6O6-6OO:ON‡"™jNpIJ56x94Fb9>5:>7}<:N79BM]6B6
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:5:>Z7h}N7DJ
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?85:?_94?_<:4zKP9>BMxK?Fc9>6W9KP9>-™Œ#-™Q-™:J9>:\h_:4
BkBHh<<>6<K
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KP9>)n?FV:456789U~7OBNNBM(NQhO?ZU<9?rJ)nh67B6?FV:
B7`:4OOBNNBM<:79O]4
P="="Ao-#G2(%H*#*L2Q2q(g(r2Le
7:6O]O†‰O6X79>NM]3X`4V:;<ƒBM7:6O]O†Q9ZNMNC:5:>7<O
4d:>@K:5:>7<O4d:]<J"
 h76:O6"Z5:hk9>NMK:4OM79>JW96W9KP9>6G4M94:k:UgBM
6k:7`6JJ\C7M79>JW96W9:5:]6B6Fb9>d9>
GVHD:ThS. Dương Thu Mây !,
 /0$%1$%23$
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A12*12(%)*(B6*%./'$$-3$%&Khoa: Công nghệ thông
tin
 #ƒ"J9>:\N7W9X`9><9>4M9>>7}<:N79BM]6B6Q:4O4ˆ4M94
Ni:5:KP9>9><9>4M9>
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P=n1**%.s$N7$-N1/(T$%
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P=n=PE%b$%!f26g$Q/Q(gN#$(gL*2$$g*(h
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N7W9IJ<9Yhk94F:r9:Z<6hKP9>Qht:5KP9>Q?7D94`Y947DJ6W9:5
KP9>Q:5:44d:?Z9>>Z7h}N7DJQ?7HJX4789N‚7?Fc9>6JH9ƒ€9>:5:4
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KHK?843:47D9:4v9>6G9W9h{hM9>4b9L4x94)#>7v?@9>94\:5:
4D4s9>K5Y94X45:U7D94<JX47:4v9>6<O?f74L9>79
L4x949M>@K:Z•r9>"
M$-P,M$-&B(e\f%/Q#*GS4G/gLh
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6JH9BiNpZ?_949>4A<:5:4Jg:Y94BH:bQ?7D9QIJ7
?_94:5:NOP7?rJ9s7Qp9>4A<:5:796O9>?rJ9s7QIJ7
?_94:5:Kd:?7D94`:4O:5:U7‹QQS

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GVHD:ThS. Dương Thu Mây !,
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A12*12(%)*(B6*%./'$$-3$%&Khoa: Công nghệ thông
tin
r9>9M?oKUoO6JH9o7:5:X4J9>h}N7DJ…˜6<K‡>7}<4<7K5Y94:Z
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M$-""M$-N7$-fg(r2Le4G/gLh
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NiNg6x9467W9>U7D5:KP9>O<Bq9>Q94FKP9>?7D94OP7:=9>43:47D9
?_94J`9?8xK?Fc9>:4O:5:Bq9>…BYhk94F:Jg:>a7?7D94OP7‡?8:4v9>
:Z48>j7NFV9>h}N7DJNC9KMX4L9>4o77`k:NTNP7?_<:4z?Y:4
GVHD:ThS. Dương Thu Mây !,
 /0$%1$%23$
•
A12*12(%)*(B6*%./'$$-3$%&Khoa: Công nghệ thông
tin
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J`9UFC:X`7`…(<)7=+7‡Q6OJ6:4zKˆ9Z]•>j7>Z74L9>79
?`9?tJQBMX4L9>IJ<9tK?Fc9>?7]<J?Z:;<>Z76W994}9>UFC:6JH9:q9
NP7J947W9Q94}9>:47`9NFV:?_94J`94d:P4b9:Z48?FV:QBM4Fc9>
?FV:he9>6O9>94}9>4D4s9>94F-#Q(4<˜6<KN<Q94}9>4D
4s9>9M?L7X47?FV:]jhk9>94F:L9>9>4DUW9hFC7?84‚6V:4OKP9>-
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P=w=U=PJ$%(./K$(a$%
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94F6W9s96\947HJ4c7>7<9q9?s7BC74D4s9>KP9>94~QY:Z4<?f7
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?_94J`9A944Fc9>?FV:]jhk9>X`4VBC7>7<O4d:?_94J`9?g9>:4O
Kg]sKk:?Y:4?T:U7D
s7BC7:5:KP9>(X4L9>:Z94}9>47`U_?_94J`9:4JW9hk9>4x
B7D:?_94J`9A94NMUuUJg:4}9>KP9>9M4Fc9>NM94}9>KP9>:s
?_94QX4L9>:Z4<?f7BHKTBiNp|474WKKg47`U_94FK5Y94BMO
KP9>4x9>Fc7IJo96_63:7`:\J4x946W9K5Y94?Z]<O:4O4e4VBC7
:5:47`U_X45:
P=w=U=UJ$%(./K$Io$-
s7BC7?_94J`9?g9>4xOJ6]•3?g9>:i94iUo9>?_94J`9„
:5:6OJ6X45:Q:4v9>:47<]^h}N7DJ?_94J`9BC794<JBM„?Z6OJ6]•3
?g9>4<?f74L9>79:;<Uo9>?_94J`9BC7B7D:N3<:4a96<?Fc9>?7s
GVHD:ThS. Dương Thu Mây !,
 /0$%1$%23$
’
A12*12(%)*(B6*%./'$$-3$%&Khoa: Công nghệ thông
tin
94\C7KgKP9>J?78K:;<?_94J`9?g9>NM?b9>7o96O9>B7D::\J4x94
BM3?g9>xK6<94}9>J`9?Fc9>4<4`9`J94FKP9>:Z]34<?f7
_94J`9?g9>:47`KFJ4`6W9969J947W9QB7D::\J4x94:5:>7<O
4d:?_94J`94Fc9>?q74~7947HJX7949>47DKQ:4v9><X4L9>9W99>4A6€9>
X›4Ji9s7KP9>?[456789?`9Kd:4OM9OM93?g9>:4OB7D:?_94J`9
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• 7<O4d:?_94J`9:f9>9g7…-‡
• 7<O4d:?_94J`9:f9>9>OP7…,-‡
 7<O4d:?_94J`9:f9>9g7"FV:]jhk9>?8?_94J`9
6O9>4PKB7Kg4D36_…(#‡7<O4d:9M?FV::47<NMK NOP7"

• _94J`94OB:O6X4Oo9>:5:4…n7]<9::O6‡U<O
>@K"-Q-B Q-
• _94J`94O6P9>457?Fc9>N7W9X`…79X#<‡U<O
>@K")#-˜Q##
 7<O4d:?_94J`9:f9>9>OP7…,-‡U<O>@K"ƒ-
>OM76<:5:>7<O4d:?_94J`9:q9:47<4O:5:NOP74‚6V?_94J`9-"
N<]]†JNNQ:N<]]N]]Q-B•
• N<]]†JNN"-Q-Q,-
• N<]]N]]"-B Q,-Q)#-˜Q##Qƒ-B.
• -B•"-9>Q,-†O6-B•Q)#-˜B'Q##†O6-B•Qƒ-B.†O6
-B•
GVHD:ThS. Dương Thu Mây !,
 /0$%1$%23$
•
A12*12(%)*(B6*%./'$$-3$%&Khoa: Công nghệ thông
tin
>#?3'77@!;%!:
6O9>>7<O4d:?_94J`9:f9>9g7…-‡:Z NOP7NM?_94J`94OB:O6
X4Oo9>:5:4BM?_94J`94O6P9>457?Fc9>N7W9X`o NOP7>7<O4d:9M
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?Fc9>s94\C7U\XŽ?_<:4z?Y:4?[:4O9MO4JiO59:J9>:\4L9>79
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6OJ66W9?Fc9>?7
5:6OJ64OB:O6X4Oo9>:5:443:47D9>j7OM9Ug4OT:Kg4r9:5:
Uo9>?_94J`9:;<Kx94BM:4z>j7:4O:5:6OJ6X`9s763:7`BC7Kx94x
4L9>796W9Uo9>?_94J`96\9>u9>a9Q:4z:4OU7`Fb9>d9>BC7Kg
KP9>?Y:4NM:f9>9MO6W96OJ6Q6OJ6X`7`:Z?_<:4z-NMU<O947WJQ4L9>

]s?_94J`9:;<:O9?Fc9>9MNMU<O947WJnO?ZQ:5:6OJ6?_94J`94O
GVHD:ThS. Dương Thu Mây !,
 /0$%1$%23$
‹
A12*12(%)*(B6*%./'$$-3$%&Khoa: Công nghệ thông
tin
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tin
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tin
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