- ; , , , , , . - . , , . , , NFS NIS, . . , . , , - .
.
:
o
o
o
o
- - , .
, , , . Computer Economics 2002 $11 ., 2003 $12,5 , 2004 MyDoom $4 .
: . , $50-200 , .
, , .
Kaspersky Total Space Security ; , - ; .
Kaspersky Total Space Security -.
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Kaspersky Total Space Security , - . , , .
ü , , : -;
ü ;
ü
ü - (HTTP / FTP), , ;
ü ;
ü ;
ü ;
ü .
ü
ü ;
ü Cisco NAC (Network Admission Control);
ü -;
ü - , ;
ü iSwift ;
ü ;
ü IDS/IPS
ü , WiFi;
ü ;
ü ( Intel Active Management ( Intel vPro);
ü ;
ü ;
ü 64- ;
ü .
.
. , , , .
D-Link DGE-528T ( ).
18. D-Link DGE-528T
x :
IEEE 802.3 10BASE-T Ethernet
IEEE 802.3u 100BASE-TX Fast Ethernet
IEEE 802.3ab 1000BASE-T Gigabit Ethernet
PCI local bus 2.1, 2.2
3.3, 5
IEEE 802.1Q VLAN
CSMA/CD
Ethernet:
10/ ()
20/ ( )
Fast Ethernet:
100/ s ()
200/ ( )
Gigabit Ethernet:
2000/ ( )
10BASE-T:
UTP Cat. 3, 4, 5 (100 .)
EIA/TIA-586 100- STP (100 .)
100BASE-TX, 1000BASE-T:
UTP Cat. 5 (100 .)
EIA/TIA-568 100- STP (100 .)
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IEEE 802.3x
/
(1000M/)
/ (10/100M/)
1000/100/10M/
Full duplex
D-Link - DGS-3100-24P( 19).
19. D-Link - DGS-3100-24P
:
:
24 10/100/1000BASE-T
4 - SFP
RS-232
HDMI - 2
, - 6
:
- : 10 /
- : 20 /
Power over Ethernet:
802.3af PoE 10/100/1000 Base-T
PoE : 15,4
PoE : 370
:
-68 /
50.6 Mpps
- - 8
- 768
Jumbo-: 10,240
2 :
MAC-: 8K
- 802.3x
- HOL
Jumbo- 10240
IGMP snooping
- IGMP v1/v2 Snooping
- 256
- IGMP Snooping Fast Leave
MLD Snooping
- MLD v1/v2 Snooping
- 128
Spanning Tree
- 802.1D STP
- 802.1w RSTP
- 802.1s MSTP
BPDU /
Loopback Detection
802.3ad Link
- . 32 / 8
- One-to-One
- Many-to-One
:
SSH v2
SSH v3
Port security: 16 -
/
Private VLAN
Link Safeguard Engine
D-Link DES-3528 D-link DES-1016A ( 20, 21)
20. D-Link DES-3528
D-Link DES-3528:
+ 24 10/100 BASE-TX
+ 2 10/100/1000 BASE-T
+ 2 - 10/100/1000 BASE/SFP
+ 1 RS-232
+ 100BASE-FX () SFP-
+ : 12,8 /
+ . 64: 9,5 Mpps
+
- 4 /
- 8 ,
+ :
- D-Link Single IP Management (SIM)
21. D-Link DES-1016A
D-Link DES-1016A
Fast Ethernet SOHO
MDI/MDIX
:Store-and-forward
Ethernet/Fast Ethernet: /
IEEE 802.3x
Plug-and-play
3.2 /
IEEE 802.3 10BASE-T Ethernet ( )
IEEE 802.3u 100BASE-TX Fast Ethernet ( )
ANSI/IEEE 802.3 NWay
IEEE 802.3x
CSMA/CD
Ethernet:
- 10 Mbps ()
- 20 Mbps ( )
Fast Ethernet:
- 100 Mbps ()
- 200 Mbps ( )
16 10/100Mbps Fast Ethernet
10BASE-T:
- UTP . 3/4/5/5 (100 .)
- EIA/TIA-586 100 STP (100 .)
100BASE-TX:
- UTP . 5/5 (100 .)
- EIA/TIA-586 100 STP (100 .)
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