Read VoIP RTA55i text version

RTA55i

RTA54i

RTA55i

AV&IT Marketing Division

2

AV&IT Marketing Division

3

/SOHO

AV&IT Marketing Division

4

/SOHO

[ /TA & ( ) ]

/SOHO

AV&IT Marketing Division

5

/SOHO

[ ( : / / / ) ]

AV&IT Marketing Division

6

(

)

2002

3 2002

DSL CATV:231

238 1200

( 30 FTTH:404

/

( :

)

)

DSL:562

AV&IT Marketing Division

7

2001/1 2001/6 2001/9 2002/1

NTT Yahoo!BB ADSL( NTT

ADSL( ADSL( 8M) ADSL(

1.5M) 8M)

8M)

2002/ IPv6

(VoIP)...

... AV&IT Marketing Division

8

VoIP

( ) IP ( FR ISDN CATV ) ATM IP IP-VPN LAN FTTH xDSL `99 `00 '01 `02 IP

'90

`96

`97

`98

(IP (VoIP) (VoIP)

) ( H.323+ + / (64kbps ) 8kbps) SIP+ ( + ) (G.711,64kbps)

9

AV&IT Marketing Division

RTA55i

RTA54i

http://www.g-mark.org/

http://www.jida.or.jp/jida/

AV&IT Marketing Division

10

RTA54i

[+]

[+] JIDA [+] (ISDN [+] ISDN [+] [+] [-] [-] [-] ) AC ISDN DMZ ( NetMeeting 3.0 L. VPN [-] LAN 100BASE-TX ( 6.0Mbps) )

[-]

[+] IPv4/IPv6 [+] [+]

IPv6

AV&IT Marketing Division

11

RTA55i

VoIP

1)

ISDN DNS &VoIP

2) 2-a) VPN(PPTP+RC4)

LAN VPN Windows DNS ( VPN

2-b)

)

AV&IT Marketing Division

12

RTA55i

AV&IT Marketing Division

13

RTA55i

CPU(133MHz,1.66 ) 100BASE-TX WAN 100BASE-TX LAN L2 HUB*4 MDI/MDI-X TEL (2 ) DSU ISDN USB AC NetMeeting3.0 UPnP ( )

VPN (PPTP) LAN VPN Windows DNS (VoIP) DNS 12Mbps( )

(RC4) VPN

(

:RTA54i

)

(

:

)

AV&IT Marketing Division

14

(

VoIP

RT60w

)

[ ] 2000 12 (MGCP) 2001 6 Networld + Interop Tokyo 2001 RTA54i IPv6 MGCP 2001 12 RTA54i/RT60w IPv4/IPv6 SIP

VoIP

MGCP:Media Gateway Control Protocol RFC2705 SIP:Session Initiation Protocol RFC2543

AV&IT Marketing Division

15

1998

1989

10

[ (G.711 -law)]

1987

-LSI ISDN-LSI

[ 1997 ]

ISDN

[ (IP)] 1995

64Kbit/s

ISDN-TA

RT100i

1998 10

[

LAN

RTA50i]

AV&IT Marketing Division

16

ISDN

ISDN

(

)

Web

ISDN

(

TEL

)

LAN PC

R

RTA50i

PC

(1 3)

AV&IT Marketing Division

17

RTA50i

G4-FAX G3-FAX

ISDN

DSU S/T S/T 1 2 3 TEL

PC RS232C SERIAL

PC 1X

PC 2X LAN 3X 3=

ISDN

CPU (SH3/80MHz)

RAM (4M)

FlashROM (1M)

AV&IT Marketing Division

18

VoIP

ISDN

(

)

MGCP:Media Gateway Control Protocol RFC2705

Web

ISDN

VoIP TEL

[ ]

(1 2)

R LAN RT60w PC

RT60w

AV&IT Marketing Division

19

[

] TEL ISDN ISDN DNS

/ (VoIP-TA) VoIP ( )

( VoIP

PBX

)

AV&IT Marketing Division

20

VoIP

(

SIP:Session Initiation Protocol RFC2543

)

ISDN

ISDN

WAN

VoIP TEL

[ ) IP ] (

(1 2)

R

LAN

RTA55i

PC

IP

AV&IT Marketing Division

21

RTA55i

ISDN

G4-FAX

PC DSU S/T 1 2 TEL USB SERIAL

PC PC PC 1 2 3 4 WAN LAN2

ISDN

LAN1

CPU (SH3/133MHz)

RAM (8M)

FlashROM (2M)

RTA55i

AV&IT Marketing Division

22

ISDN

ISDN

WAN

R

TEL

LAN

RTA55i

(1 2)

PC

IP

AV&IT Marketing Division

23

/

ISDN

ISDN

WAN

R

TEL

LAN

RTA55i

(1 2)

PC

IP

AV&IT Marketing Division

24

(VoIP-TA)

ISDN

ISDN

WAN

VoIP TEL LAN

R

RTA55i

(1 2)

PC

IP

AV&IT Marketing Division

25

VoIP

(

)

ISDN

ISDN

WAN

VoIP TEL LAN

R

RTA55i

(1 2)

PC

IP

AV&IT Marketing Division

26

DNS

( )

ISP

DNS

IP [ RTA55i ] IP DNS DNS PC PC RTA55i

IP

PC

27

AV&IT Marketing Division

VPN (

[ 1998 5 IPsec VPN PPTP/L2TP ] VPN NAT VPN

VPN

RT VPN RT

)

2002

AV&IT Marketing Division

28

VPN

[ ] VPN PPTP Rev.6 RT (RT300i RT140 RT105 Microsoft Windows OS(Microsoft VPN Adapter) :RC4 (RSA Microsoft Windows OS(Microsoft VPN Adapter) DNS

LAN VPN VPN

)

)

AV&IT Marketing Division

29

LAN

ISP

VPN (PPTP+RC4)

ISP Internet VPN

RTA55i PPTP PC

PPTP

RTA55i PC

PPTP LAN peer to peer (P2P)

VPN

PC

AV&IT Marketing Division

30

VPN (PPTP+RC4)

ISP Internet VPN RTA55i PPTP PC ISP

PPTP

PC

PPTP Windows

VPN peer to peer (P2P)

AV&IT Marketing Division

31

DNS

( DNS

IP ISP Internet VPN ISP IP

)

RTA55i PPTP

[

] IP DNS DNS

Windows PPTP

PC PC VPN

VPN

AV&IT Marketing Division

32

RT60w

RTA54i

RTW65b RTW65i

RTA55i

DNS (VoIP) VPN (PPTP+RC4)

AV&IT Marketing Division

33

AV&IT Marketing Division

34

(VoIP)

AV&IT Marketing Division

35

VoIP

IP

#1

(

IP

)

http://www.soumu.go.jp/s-news/2002/020222_3.html

IP

IP IP VoIP Voice over IP IP H.323 MGCP SIP ITSP Internet Telephony Service Provider IP

AV&IT Marketing Division

36

[

]

IP

... (+) (-)

IP IP

IP

[

]

IP

IP

... (-) (+)

AV&IT Marketing Division

37

VoIP

PC-to-PC 1994 PC-to-Phone 1996 Phone-to-Phone 1997 Phone-to-PC PC IP IP

#2

(

IP

)

http://www.soumu.go.jp/s-news/2002/020222_3.html

IP

IP

PC

AV&IT Marketing Division

38

[ 1994

]

(-) (+)

PC Phone PC Phone

PC-to-PC

[ GW 1996

]

ITSP

(-) (+)

PC Phone

PC-to-Phone AV&IT Marketing Division

39

[ GW GW 1997 (-) (+)

]

ITSP

ITSP

Phone-to-Phone

[ GW

]

ITSP

(-)

PC Phone

Phone-to-PC AV&IT Marketing Division

40

(

IP

)

IP

http://www.soumu.go.jp/s-news/2002/020222_3.html

AV&IT Marketing Division

41

IP

PBX

PBX

VoIP

IP

IP IP

IP-PBX

IP-PBX

VoIP AV&IT Marketing Division

42

IP

GW GW

AV&IT Marketing Division

43

[

]

[ H.323 SIP

]

[ (G.711)

]

AV&IT Marketing Division

44

IP

GW GW VoIP-TA

ITSP

GW GW

ISP

[

] Phone-to-Phone ( IP ( ) )

VoIP-TA

PC

AV&IT Marketing Division

45

VoIP

GW [IP VoIP ]

[

]

IP

IP

/ IPv6 [ IP (NAT) IPv6 UPnP VoIP ]

[

]

VoIP-TA

IP

PC

PC

Windows Messenger (Soft Phone)

VoIP

3

AV&IT Marketing Division

46

UPnP

[UPnP UPnP UPnP UPnP UPnP UPnP [ 1) 2) ] /

UPnP WindowsXP ( ) R

2

] IP

UPnP (WindowsMessenger)

UPnP

AV&IT Marketing Division

47

Windows Messenger

a) Windows Messenger b) Windows Messenger (VoIP,SIP) NAT

AV&IT Marketing Division

48

Windows Messenger

( ... )

ISP

Windows Messenger V4.6

ISP

RTA55i

PC

AV&IT Marketing Division

49

Windows Messenger

NAT

AV&IT Marketing Division

50

Windows Messenger

(UPnP ...

NAT

)

#1

Windows Messenger

RTA55i

[

] UPnP UPnP

UPnP

Windows Messenger

AV&IT Marketing Division

51

Windows Messenger

NAT

...

#2

)

(Windows Messenger NAT Traversal

Voice Echo Server

Windows Messenger V4.6 [ ] voice echo server

RTA55i

Windows Messenger V4.6

DMZ

AV&IT Marketing Division

52

Windows Messenger

(IP SIP

NAT

...

#3

)

Windows Messenger

RTA55i

[ IP

] SIP

Windows Messenger

AV&IT Marketing Division

53

NTT

IPv6

IPv6

2001 IPv6

2002

2 IPv6

OCN

IPv6/IPv4

DSL FTTH

( SOHO)

(NET&COM 2002 : NTT

AV&IT Marketing Division

54

)

http://www.softfront.co.jp/

ISDN RT60w

IPv6

IPv6

VoIP

+ IPv6

IP

IPv6

IP

AV&IT Marketing Division

55

IP

( NTTPC XpertADSL ­ InfoSphere Biz ADSL 1 Biz ADSL 8 ) Biz ADSL 16

2,000 1,800 IP 2,600 1

2,800 6,700 1

12,000 11,500 8 5 ) 1,780

12,000 19,800 16 15 ) 1,147

(

(

(1

)

0

+4,100

AV&IT Marketing Division

56

AV&IT Marketing Division

57

AV&IT Marketing Division

58

Made in Japan.

AV&IT Marketing Division

59

IPv6 Ready

·

· · ·

AV&IT Marketing Division

60

Kindness(

...

)

AV&IT Marketing Division

61

#1

RT200i

4BRI/8BRI(opt.) 1BRI,2LAN 2BRI,2LAN

RT140e RT140p

2BRI,1PRI,1LAN

RT140f

RT140i

2BRI,1LAN

RT100i

1BRI

RT102i RT80i

DSU , 1BRI,2TEL

RT103i RTA50i

DSU , 1BRI,3TEL,4HUB `98/5 `98/10 `99/2

62

`95/3

`96/10 `97/2

`97/10

AV&IT Marketing Division

#2

RT300i

1BRI,1LAN,+ 2LAN,4SW-HUB

1BRI,4SW-HUB

RT105e RT105p

1PRI,4SW-HUB

RT105i RT52pro

1BRI,3TEL,4HUB

RT60w

1BRI,3TEL,4HUB, LAN

RTW65i RTW65b

2LAN, LAN

RTA52i

1BRI,3TEL,4HUB

RTA54i

1BRI,2TEL,2LAN

`00/3

`00/6

`00/10

`01/06 `01/07

`01/11

`01/12

63

AV&IT Marketing Division

RT105

WWW

AV&IT Marketing Division

64

RT

Module

RT300i+

RT200i RT140i

RT140p(23B+D) RT140p(T1)

RT140f RT140e

RT105i RT52pro

RT105p(T1)

RT105e

AV&IT Marketing Division

65

WAN RTW65b

RTA55i RT60w RTW65i

LAN

AV&IT Marketing Division

66

AV&IT Marketing Division

67

AV&IT Marketing Division

68

Revision

AV&IT Marketing Division

69

...

AV&IT Marketing Division

70

Internet VPN

Revision

...

AV&IT Marketing Division

IPsec Version 2 RFC:RFC2401 71 RFC2409 RFC2451

Internet VPN

LAN VPN VPN

AV&IT Marketing Division

72

(VoIP)

Revision

AV&IT Marketing Division

73

RTA55i

AV&IT Marketing Division

74

AV&IT Marketing Division

75

NetVolante

RTA54i ISDN U ISDN S/T TEL WAN LAN LAN (IEEE 802.11b) USB LED

1 1 2 1 4 (HUB) (

RTA55i RTW65b RTW65i

1 1 2 1 4 ) 1 1 1 1 1 3 1 1 1 1 9

76

8(

1 )+4( )

8(

1 )+4( )

1 7

AV&IT Marketing Division

NetVolante

USB

USB(PPP)

RTA55i

LAN

PC

PC

USB LAN LAN

ISP

USB(PPP)

RTA55i

LAN

PC

PC

USB LAN AV&IT Marketing Division

77

ADSL/CATV RTA55i

LAN

ADSL/CATV RTA55i

LAN USB + LAN

PC

ADSL/CATV

PC

(LAN) ADSL/CATV

PC

PC

PC

(USB LAN)

ADSL

PPPoE

RTA55i

USB(PPP)

PC

TA( ADSL,USB) AV&IT Marketing Division

78

(PPPoE)

ISP#1 ISP#1 ISP#2 ISP#2 ISP#1 ISP#1 ISP#2 ISP#2

ADSL

PPPoE PPPoE LAN

ADSL RTA55i PC PC

LAN

RTA55i PC PC

ISP#1 ISP#1

ISP#2 ISP#2

ISP#1 ISP#1

ISP#2 ISP#2

ADSL

PPPoE PPPoE LAN

ADSL RTA55i PC PC

LAN

RTA55i PC PC

AV&IT Marketing Division

79

(PPPoE)

ADSL

PPPoE PPPoE

ADSL RTA55i

IP IP

RTA55i PC

NAT

PC

NAT

ADSL

PPPoE PPPoE

ADSL RTA55i

IP IP

USB + LAN IP

RTA55i

IP

PC

NAT &

PC

NAT &

PC

(USB+

PC

LAN)

PC

(primary/secondary)

AV&IT Marketing Division

80

ISDN+

ISDN ADSL/CATV RTA55i

LAN

ADSL/CATV RTA55i

LAN

PC ISDN PC

PC

PC

PC

PC

+

ADSL/CATV RTA55i PC PC ISDN

ADSL/CATV RTA55i PC

+LAN AV&IT Marketing Division

81

PC

ISDN

ISDN RTA55i

TEL1 TEL TEL2 TEL/FAX

ISDN RTA55i

USB

PC

ISDN-TA( )

ISDN-TA(

)

ISDN

LAN

ISDN(PPP)

ISDN RTA55i

LAN USB + LAN

RTA55i

PPTP(PPP)

PC

PC

PC

PC

PC

(LAN/USB)

LAN-TA (PPTP client,MS VPN Adapter)

AV&IT Marketing Division

82

(ISDN)

ISP#1 ISP#1 ISP#2 ISP#2 ISP#1 ISP#1 ISP#2 ISP#2

ISDN RTA55i PC PC

LAN

ISDN RTA55i PC PC

LAN

ISP#1 ISP#1

ISP#2 ISP#2

ISP#1 ISP#1

ISP#2 ISP#2

ISDN RTA55i PC PC

LAN

ISDN RTA55i PC PC

LAN

AV&IT Marketing Division

83

ISDN

ISDN/ RTA55i PC PC RTA55i PC

LAN

PC ISDN RTA55i PC PC PC

PC

ISDN/

ISDN

RTA55i PC PC

RT PC

AV&IT Marketing Division

84

(

RTA55i

IP

)

RTA55i

IP

PC

NAT

PC

NAT

USB + LAN LAN1 (

RTA55i

IP) (

LAN2 IP)

RTA55i

IP IP

PC

NAT &

PC

NAT &

PC

(USB+

PC

LAN)

PC

(LAN1/LAN2)

AV&IT Marketing Division

85

AV&IT Marketing Division

86

ISDN-TA(

ISDN RTA55i

USB(PPP) ISDN(PPP)

)

PPP

PC

PPP

(PPP Adapter

)

AV&IT Marketing Division

87

LAN-TA

ISDN RTA55i

LAN PPTP(PPP) ISDN(PPP) PPP

PC

PC

Microsoft

Windows95 Windows98 (R) (Windows) ISDN-TA )

Microsoft (R) VPN Adapter/ LAN PPP (PPP Adapter

AV&IT Marketing Division

88

TA

ADSL RTA55i

USB(PPP) PPPoE(PPP) PPP

PC

ADSL B PPP (PPP Adapter

PPPoE ISDN-TA )

AV&IT Marketing Division

89

MDI/MDI-X

LAN ( L2 MDI MDI-X )

RTA55i

LAN LAN

LAN LAN

PC

[

] [ `=' : MDI `X' : MDI-X `=' `X'] (Uplink)

AV&IT Marketing Division

90

RTA55i

AV&IT Marketing Division

91

ADSL

[ ] PPPoE PPPoE

#1

ISP

DSLAM ADSL

Ethernet

ATM

PPPoE

IP

ISDN

ISDN R LAN

WAN

RTA55i

Ethernet

IP

PC

PC

AV&IT Marketing Division

92

ADSL

[ ]

#2

ISP

DSLAM ADSL

Ethernet

ATM

PPPoA

IP

ISDN

ISDN R LAN

WAN

RTA55i

Ethernet

IP

PC

PC

AV&IT Marketing Division

93

ADSL

[ ]

#3

ISP

DSLAM ADSL

Ethernet

ATM

IPoA IP

ISDN

ISDN R LAN

WAN

RTA55i

Ethernet

IP

PC

PC

AV&IT Marketing Division

94

CATV

[ ]

ISP CATV

IP Ethernet

ISDN

ISDN R LAN

WAN

RTA55i

Ethernet

IP

PC

PC

AV&IT Marketing Division

95

FTTH

[ ] PPPoE PPPoE

#1

ISP

IP

PPPoE

Ethernet

ISDN

ISDN R LAN

WAN

RTA55i

Ethernet

IP

PC

PC

AV&IT Marketing Division

96

FTTH

[ ]

#1

ISP

IP Ethernet

ISDN

ISDN R LAN

WAN

RTA55i

Ethernet

IP

PC

PC

AV&IT Marketing Division

97

ISDN

ISP

[ ] ISDN ISDN ISDN ISDN ISDN R LAN

RTA55i Ethernet IP

PPP ISDN

IP

ISDN

WAN

PC

PC

AV&IT Marketing Division

98

ISP

64kbps/128kbps PPP ISDN IP

ISDN R LAN

WAN

RTA55i

Ethernet

IP

PC

PC

AV&IT Marketing Division

99

RTA55i

(VoIP

)

AV&IT Marketing Division

100

ISP

ISP

2F

PC PC

PC

1F

AV&IT Marketing Division

101

VoIP

ISP

GW GW

ISP

RTA55i

2F

PC PC

RTA55i

PC

1F

RTA55i

[

]

AV&IT Marketing Division

102

Internet VPN VoIP

Internet VPN

RT105e RTA55i PC PC

RT105e RTA55i

Internet VPN

(

)

AV&IT Marketing Division

103

IP-VPN

(

VoIP

IP-VPN / )

RT105e PC RTA55i

GW

RT105e RTA55i PC

Internet VPN

AV&IT Marketing Division

104

· ·

AV&IT Marketing Division

105

AV&IT Marketing Division

106

RFC1944

:Throughput, Latency, Frame loss rate, Back-to-back

RTA55i RTA54i RTW65b RTW65i

Rev.4.06.xx Rev.4.03.10 Rev.4.04.05 Rev.5.03.10 Rev.5.03.10

12.0Mbps 5.5Mbps 6.0Mbps 7.5Mbps 7.0Mbps

8.5Mbps 4.0Mbps 4.5Mbps 5.5Mbps 5.0Mbps

AV&IT Marketing Division

107

LAN

AV&IT Marketing Division

108

RTW65i

ISDN/ RTW65i

LAN AP

LAN

PC

LAN

ADSL/CATV RTW65i PC

ADSL/CATV

AP

PC

PC

ISDN/

PC

PC

PC

PC

AP

STA

PC

AP LAN LAN

RTW65i

LAN

RT60w PC

(

RTW65i PC PC

) LAN

PC

PC

PC

LAN

PC

LAN AV&IT Marketing Division

109

RTW65b

PC

AP

LAN

ADSL/CATV

LAN

PC

AP

RTW65b

LAN

RTW65b PC PC

PC PC

LAN

PC

LAN

PC

ADSL/CATV

AP

STA

AP

STA

RTW65b

LAN

RTW65b

LAN LAN

RTW65b PC

)

RT60w

LAN

PC

PC

(

PC

PC

LAN

PC

RT60w

PC

PC

AV&IT Marketing Division

110

RT

AV&IT Marketing Division

111

/ RT105e

(

)

AV&IT Marketing Division

112

LAN

RT105

RT105

AV&IT Marketing Division

113

RT300i +

AV&IT Marketing Division

114

RT105

(IP

)

AV&IT Marketing Division

115

RT140

#1

#2

AV&IT Marketing Division

116

+LAN

RT140

RT140

LAN

AV&IT Marketing Division

117

[ ISP [

]

] ISP

ISP#1

ISP#2

RT140

AV&IT Marketing Division

118

+

ISP ISDN ADSL RT300i

ADSL B RTA55i [ ]

IP-VPN [ ]

RT105

AV&IT Marketing Division

119

IP-VPN

RT105 IP-VPN

RT105 RT105

RT105

AV&IT Marketing Division

120

+Internet VPN

(LAN Internet VPN VPN)

RT105

[

]

RT105

[

]

[

]

AV&IT Marketing Division

121

[ [

] IP ] IP OK IP

VPN

( VPN)

[ IP

] VPN VPN VPN RT105 IP IP

VPN RT300i

RT105

IP

RT105

AV&IT Marketing Division

122

Internet VPN ISDN

Internet VPN

RT140 ISDN

RT140

[ [

] ] ISDN

AV&IT Marketing Division

123

AV&IT Marketing Division

124

RT140i

#1(PPP)

[NAT ]

RT105i (PP#)

R

RTA52i (LAN#)

R

LAN

LAN AV&IT Marketing Division

125

#2(

RT300i

)

RTW65b

RT140e (LAN2)

RTA55i

R

(LAN1) RT105e

R

LAN

LAN AV&IT Marketing Division

126

#3(PPPoE)

R

(LAN#) (PP#) (PP#)

LAN

ISDN/

LAN

AV&IT Marketing Division

127

RT300i

RT105

#4(VPN)

R

(LAN#) (PP#) (TUNNEL#)

LAN

ISDN/

AV&IT Marketing Division

128

NAT

·NAT · #1,#2 ·IP ·incoming/unconvertible/range ·IP ·ping/traceroute/FTP/CU-SeeMe ·NetMeeting 3.0 ·VPN ·PPTP ·

AV&IT Marketing Division

129

(NAT)

AV&IT Marketing Division

130

AV&IT Marketing Division

131

(NAT)

Revision

AV&IT Marketing Division

132

NAT

· LAN

­ LAN primary

(Rev.1

Rev.3

)

secondary

· TUNNEL

­ VPN

· 3

­ NAT ­ IP ­ NAT + IP

·

­ ( 16 )

AV&IT Marketing Division

133

NAT

LAN ISDN/

NAT

(LAN#)

(PP#)

(TUNNEL#)

R

AV&IT Marketing Division

134

NAT

[NAT ]

<

...

>

<

...

>

NAT

AV&IT Marketing Division

135

IPv6 ping

VPN IPsec PPTP

ICMP TCP UDP (1) (6) (17)

IPv6 AH (41) (51) IPv4 PPP

ESP GRE (50) (47) IPv6

AV&IT Marketing Division

136

IP

nat descriptor type <NAT

(IP Masquerade)

> masquerade

global network

global network

private network

private network

AV&IT Marketing Division

137

NAT (Network Address Translation

nat descriptor type <NAT > nat 133.176.200.1/28 133.176.200.2/28 133.176.200.3/28

NAT

NAT

NAT

192.168.0.1/24

192.168.0.2/24

192.168.0.3/24

192.168.0.4/24

192.168.0.5/24

AV&IT Marketing Division

138

NAT + IP

nat descriptor type <NAT > nat-masquerade 133.176.200.1/28 133.176.200.2/28 133.176.200.3/28

NAT

NAT

IP masquerade

192.168.0.1/24

192.168.0.2/24

192.168.0.3/24

192.168.0.4/24

192.168.0.5/24

AV&IT Marketing Division

139

NAT

#1

R

Net-A (Primary) Net-B (Secondary)

PC

primary secondary IP ( )

PC

AV&IT Marketing Division

140

NAT

Default-A

#2

PC -A

PC PC

Net-A

R R Default-B

Net-B 2

PC

-B

(hot line) IP

PC

PC

AV&IT Marketing Division

141

IP

·

­ ­ ­

(incoming)

(through) (reject,discard) (forward...DMZ

)

·

­ ­

(unconvertible port)

·

­

(port range)

AV&IT Marketing Division

142

DMZ

RTA54i

LAN

PC

ISDN/ADSL/CATV (LAN)

/ IP /

AV&IT Marketing Division

143

DMZ

IP < > DMZ < >

[0]

[65535]

[0]

[65535]

DMZ < ( > )

AV&IT Marketing Division

144

<

>

DMZ

AV&IT Marketing Division

145

[0]

[65535]

[0]

[65535]

.

AV&IT Marketing Division

146

IP

AV&IT Marketing Division

147

[0]

[65535]

[0]

[65535]

IP

(60000

64095)

AV&IT Marketing Division

148

IP 64095)

(60000

AV&IT Marketing Division

149

IP

· FTP

­ FTP/ ­ FTP ­ FTP

· NetMeeting 3.0

­

· VPN

­ 1 IP

· PPTP

AV&IT Marketing Division

150

FTP/

ftp server

ftp client

ftp server

ftp client

ftp

(PASV

)

ftp

(PORT

)

...

AV&IT Marketing Division

151

FTP

ftp server

ftp client

tcp ftp

ftp

tcp

AV&IT Marketing Division

152

FTP

` `

' ' ` ` ' '

[ all

] AV&IT Marketing Division

153

FTP

ftp server ftp server

[20]

[21]

ftp

[20]

[8000]

[*]

ftp client

21

[*]

[*]

ftp client

OK 8000

[*]

NG

[ ftp

] (LISTEN PORT) 21 NAT/IP

AV&IT Marketing Division

154

FTP

AV&IT Marketing Division

155

NetMeeting Version 3.0

PC NAT PC

DMZ

NAT PC PC PC

RTA54i PC PC

NetMeeting

RTA54i PC PC

NetMeeting

NetMeeting

DMZ NAT(IP )

NAT

AV&IT Marketing Division

156

NetMeeting Version 3.0

NAT NetMeeting DMZ NetMeeting

AV&IT Marketing Division

157

VPN

Router server

VPN server

Router VPN client

VPN PPTP L2TP IPsec GRE(47) ESP(50) AH(51)

158

AV&IT Marketing Division

PPTP

PPTP PPTP

PPTP Microsoft VPN (PPTP VPN)

PPTP

AV&IT Marketing Division

159

PPTP

AV&IT Marketing Division

160

(

)

AV&IT Marketing Division

161

...

AV&IT Marketing Division

162

AV&IT Marketing Division

163

AV&IT Marketing Division

164

LAN

ISDN/

NAT

(LAN#)

+

(PP#)

(TUNNEL#)

R

AV&IT Marketing Division

165

----------< <IN >

...

>----------

(b2)

(a) (b1)

----------< ... >---------<OUT >

AV&IT Marketing Division

166

IPv6 ping

VPN IPsec PPTP

ICMP TCP UDP (1) (6) (17)

IPv6 AH (41) (51) IPv4 PPP

ESP GRE (50) (47) IPv6

AV&IT Marketing Division

167

pass/reject/restrict IP IP ( ( ) )

ICMP/TCP/UDP/IPv6/AH/ESP/GRE ICMP :icmp-info,icmp-error TCP :established,tcpfin,tcprst,tcpflag (TCP UDP (TCP UDP ) )

AV&IT Marketing Division

168

----------< <IN >

...

>----------

<OUT > ----------< ... >----------

...

AV&IT Marketing Division

169

----------< <IN >

...

>----------

<OUT > ----------< ... >----------

AV&IT Marketing Division

170

AV&IT Marketing Division

171

TCP

[TCP telnet <SYN> <SYN+ACK> ]

established

telnet

PC

<ACK> [TCP ]

established

[TCP ]

... RST

SYN ACK established

AV&IT Marketing Division

172

ftp

ftp (PASV ) ftp (PORT )

ftp server

ftp server

[*]

[21]

established

[20]

[21]

[*]

ftp client

[*]

[*]

ftp client

[*]

[ ftp ftp [

] tcp established established ]

AV&IT Marketing Division

173

UDP

DNS DNS [UDP < (UDP ] > )

(DNS

DNS

NTP)

<

>

PC

NTP NTP [UDP <

(UDP ] >

) NTP

<

>

PC

AV&IT Marketing Division

174

AV&IT Marketing Division

175

#1

Unknown IP protocol Land atack IP Short IP header Malformed IP packet IP length protocol IP 101 IP length

AV&IT Marketing Division

176

#2

Malformed IP opt Security IP opt Loose routing IP opt Record route IP opt Stream ID IP opt Strict routing IP opt Timestamp IP opt Security and handling restriction header Loose source routing header Record route header Stream identifier header Strict source routing header Internet timestamp header

AV&IT Marketing Division

177

IP

#3

Fragment storm

Large fragment offset Too many fragment Teardrop Same fragment offset Invalid fragment teardrop

offset

offset

AV&IT Marketing Division

178

#4

ICMP source quench ICMP timestamp req ICMP timestamp reply ICMP info request ICMP ICMP info reply ICMP mask request ICMP mask reply ICMP too large source quench timestamp request timestamp reply information request information reply address mask request address mask reply 1024 ICMP

AV&IT Marketing Division

179

#5

UDP short header UDP UDP bomb UDP port scan TCP queue overflow TCP no bits set TCP SYN and FIN TCP TCP FIN and no ACK TCP port scan TCP SYN flooding SYN

AV&IT Marketing Division

180

UDP UDP

length length

8

TCP SYN FIN ACK FIN

#6

FTP improper port FTP SMTP pipe attack SMTP decode alias SMTP SMTP DEBUG command SMTP EXPN command SMTP VRFY command SMTP WIZ command DEBUG EXPN VRFY WIZ From: : [email protected] PORT PASV 1024 65535 |

AV&IT Marketing Division

181

AV&IT Marketing Division

182

AV&IT Marketing Division

183

IPv6

VPN IPsec PPTP

ICMP TCP UDP (1) (6) (17)

IPv6 AH (41) (51) IPv4 PPP

ESP GRE (50) (47) IPv6

AV&IT Marketing Division

184

tcp udp ftp tftp domain www stmp pop3 telnet

tcp udp tcp udp udp(tcp) tcp tcp tcp tcp tcp,udp telnet ftp tftp DNS www

tcp udp

( (

) )

( (

) )

AV&IT Marketing Division

185

(

)

1 2 3 4 5 6 7 NetBIOS (

:135,137,138,139,445)

( (

) )

AV&IT Marketing Division

186

----------< <IN >

...

>----------

----------<

...

<OUT > >---------AV&IT Marketing Division

187

----------< <IN >

...

>----------

----------<

...

<OUT > >---------AV&IT Marketing Division

188

----------< <IN >

...

>----------

----------<

...

<OUT > >---------AV&IT Marketing Division

189

#1

( )

[

] RTA54i 5

AV&IT Marketing Division

190

----------< <IN >

...

>----------

----------<

...

<OUT > >---------AV&IT Marketing Division

191

#2

( )

[

] RTA54i 7

AV&IT Marketing Division

192

RTA50i

· · (SMTP/POP) · · · (Rev.6 )

RT300i RTA52i RTA55i

AV&IT Marketing Division

193

<

·Telnetd ·Httpd ·...

>

<

>

AV&IT Marketing Division

194

ISP#1 WWW/FTP

RTA55i

PC2

PC1

PC3

[ [

] ISP ] PPP PPPoE ISP#2

AV&IT Marketing Division

195

ISP#1

RTA55i

PC2 PC1 PC3

[ [

] ISP ] PPP PPPoE ISP#2

AV&IT Marketing Division

196

RTA55i

#1

[ [

] ] PPP PPPoE

#2

AV&IT Marketing Division

197

(Rev.6

ISP#1 #1

)

#2 RT140e ISP#2

[ ISP [

] ] ISP PPP PPPoE

AV&IT Marketing Division

198

Information

VoIP RTA55i

198 pages

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