NAT 1
NAT #1,#2 IP incoming/unconvertible/range IP ping/traceroute/ftp/cu-seeme NetMeeting 3.0 VPN PPTP 2
NAT (NAT NAT ) 3
(NAT) Revision 4
NAT (Rev.1 Rev.3 ) LAN LAN primary secondary TUNNEL VPN 3 NAT IP NAT + IP (16 ) 5
(NAT) 6
7
NAT [NAT ] < > < > NAT 8
NAT LAN ISDN/ NAT (LAN#) (PP#) (TUNNEL#) R 9
IPv6 VPN ping IPsec PPTP ICMP (1) TCP (6) UDP (17) IPv6 (41) AH (51) ESP (50) GRE (47) IPv4 IPv6 PPP 10
IP(IP Masquerade) nat descriptor type <NAT > masquerade global network global network private network private network 11
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 12
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 13
IP ( )IP < > ( )IP < > [0] [65535] [0] [65535] < > ( IP) < > 14
NAT #1 R Net-A (Primary) Net-B (Secondary) PC PC primary secondary IP ( ) 15
NAT #2 Default-A PC -A PC PC Net-A R R Default-B Net-B PC -B PC PC 2 (hot line) IP 16
IP (incoming) (through) (reject,discard) (forward DMZ ) (unconvertible port) (port range) 17
DMZ PC RTA54i LAN ISDN/ADSL/CATV (LAN) / IP / 18
DMZ 19
DMZ IP < > DMZ < > [0] [65535] [0] [65535] < > DMZ < > () 20
[0] [65535] [0] [65535]. 21
IP 22
[0] [65535] [0] [65535] IP (60000 64095) 23
IP (60000 64095) 24
IP IP WWW IP WWW [0] [65535] [0] [65535] WWW WWW IP ( =!= ). 25
IP IP 26
IP FTP FTP/ FTP FTP NetMeeting 3.0 VPN 1 IP PPTP 27
#1 IP IPv4 IP TCP/UDP IP NAT IP ( ) ftp server ftp client () ftp (PORT ) http server http client 28
#2 server client ( ) ftp server ftp client ftp (PASV ) 29
FTP/ ftp server ftp client ftp server ftp client ftp (PASV ) ftp (PORT ) 30
FTP ftp server ftp client tcp ftp ftp tcp 31
FTP [] all 32
FTP ftp server [20] [21] [*] [*] ftp client ftp ftp server [20] [8000] [*] [*] ftp client 21 OK 8000 NG [ ] ftp(listen PORT) 21 NAT/IP 33
FTP 34
VPN Router VPN server Router server VPN client VPN PPTP L2TP IPsec GRE(47) TCP(6),1723 UDP(17),1701 ESP(50) AH(51) 35
PPTP PPTP PPTP PPTP PPTP Microsoft VPN (PPTP VPN) 36
PPTP 37
NetMeeting Version 3.0 PC NAT NAT RTA54i RTA54i PC PC PC PC PC PC PC PC DMZ NetMeeting NetMeeting NetMeeting DMZ NAT NAT(IP) 38
NetMeeting Version 3.0 NAT NetMeeting DMZ NetMeeting 39
NetMeeting 3.0 ( ) ( ) ( ) ( ) ( ) ( ) ( ) http://www.microsoft.com/japan/windows/netmeeting/ 40
UPnP WindowsMessenger http://www.rtpro.yamaha.co.jp/rt/faq/upnp/index.html http://www.rtpro.yamaha.co.jp/rt/faq/messenger/index.html 41
UPnP [UPnP 2 ] UPnP UPnP UPnP UPnP [ ] 1) 2) / UPnP IP R UPnP( ) WindowsXP UPnP (WindowsMessenger) UPnP 42
Windows Messenger 43
Windows Messenger NAT #1 (UPnP ) Windows Messenger [ ] UPnP UPnP UPnP RTA55i Windows Messenger 44
Windows Messenger NAT #2 (Windows Messenger NAT Traversal ) Voice Echo Server Windows Messenger V4.6 [ ] voice echo server ( DMZ ) RTA55i Windows Messenger V4.6 45
Windows Messenger NAT #3 (IP SIP ) Windows Messenger [ ] IP SIP RTA55i Windows Messenger 46
Windows Messenger (SIP) MSN Messenger (SIP) (SIP) ( ) (SIP) (RDP) (SIP) (SIP) ( ) (SIP) UPnP UPnP ( ) UPnP 47
WindowsMessenger ( UPnP) (UPnP ) ( UPnP ) ( UPnP ) (UPnP) (UPnP) (UPnP) (UPnP WindowsUpdate ) 48
MSN Messenger (3.0 ) ( UPnP) (4.6 UPnP) ( UPnP ) ( UPnP ) http://messenger.microsoft.com/ja/ 49
Windows XP ( UPnP) [ ] Windows XP IP TCP 3389 http://www.microsoft.com/japan/windowsxp/pro/ business/remote/remotedesktop.asp 50
RTA55i RT56v ISDN-TA OK LAN-TA OK TA OK IP OK OK DMZ OK OK 51
ISDN-TA( ) RTA55i RT56v ISDN OK USB OK ISDN RTA55i ISDN(PPP) PPP USB(PPP) PC PPP (PPP Adapter ) 52
LAN-TA RTA55i RT56v ISDN OK ISDN LAN RTA55i ISDN(PPP) PPTP(PPP) PPP PC PC Microsoft Windows95 Windows98 Microsoft (R) VPN Adapter/ (R) LAN (Windows) ISDN-TA PPP (PPP Adapter ) 53
TA RTA55i RT56v USB OK ADSL RTA55i PPPoE(PPP) PPP USB(PPP) PC ADSL BPPPoE ISDN-TA PPP (PPP Adapter ) 54