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Appendix E IPv6
VMG4380-B10A / VMG4325-B10A User’s Guide
351
4
Double click
Dibbler - a DHCPv6 client
.
5
Click
Start
and then
OK
.
6
Now your computer can obtain an IPv6 address from a DHCPv6 server.
Example - Enabling IPv6 on Windows 7
Windows 7 supports IPv6 by default. DHCPv6 is also enabled when you enable IPv6 on a Windows 7
computer.
To enable IPv6 in Windows 7:
1
Select
Control Panel
>
Network and Sharing Center
>
Local Area Connection
.
2
Select the
Internet Protocol Version 6 (TCP/IPv6)
checkbox to enable it.
3
Click
OK
to save the change.
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Appendix E IPv6
VMG4380-B10A / VMG4325-B10A User’s Guide
352
4
Click
Close
to exit the
Local Area Connection Status
screen.
5
Select
Start
>
All Programs
>
Accessories
>
Command Prompt
.
6
Use the
ipconfig
command to check your dynamic IPv6 address. This example shows a global
address (2001:b021:2d::1000) obtained from a DHCP server.
C:\>ipconfig
Windows IP Configuration
Ethernet adapter Local Area Connection:
Connection-specific DNS Suffix
. :
IPv6 Address. . . . . . . . . . . : 2001:b021:2d::1000
Link-local IPv6 Address . . . . . : fe80::25d8:dcab:c80a:5189%11
IPv4 Address. . . . . . . . . . . : 172.16.100.61
Subnet Mask . . . . . . . . . . . : 255.255.255.0
Default Gateway . . . . . . . . . : fe80::213:49ff:feaa:7125%11
172.16.100.254
Page 353 / 367
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353
A
PPENDIX
F
Services
The following table lists some commonly-used services and their associated protocols and port
numbers.
Name
: This is a short, descriptive name for the service. You can use this one or create a
different one, if you like.
Protocol
: This is the type of IP protocol used by the service. If this is
TCP/UDP
, then the service
uses the same port number with TCP and UDP. If this is
USER-DEFINED
, the
Port(s
) is the IP
protocol number, not the port number.
Port(s)
: This value depends on the
Protocol
.
If the
Protocol
is
TCP
,
UDP
, or
TCP/UDP
, this is the IP port number.
If the
Protocol
is
USER
, this is the IP protocol number.
Description
: This is a brief explanation of the applications that use this service or the situations
in which this service is used.
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Appendix F Services
VMG4380-B10A / VMG4325-B10A User’s Guide
354
Table 132
Examples of Services
NAME
PROTOCOL
PORT(S)
DESCRIPTION
AH (IPSEC_TUNNEL)
User-Defined
51
The IPSEC AH (Authentication Header)
tunneling protocol uses this service.
AIM
TCP
5190
AOL’s Internet Messenger service.
AUTH
TCP
113
Authentication protocol used by some
servers.
BGP
TCP
179
Border Gateway Protocol.
BOOTP_CLIENT
UDP
68
DHCP Client.
BOOTP_SERVER
UDP
67
DHCP Server.
CU-SEEME
TCP/UDP
TCP/UDP
7648
24032
A popular videoconferencing solution from
White Pines Software.
DNS
TCP/UDP
53
Domain Name Server, a service that
matches web names (for instance
www.zyxel.com
) to IP numbers.
ESP
(IPSEC_TUNNEL)
User-Defined
50
The IPSEC ESP (Encapsulation Security
Protocol) tunneling protocol uses this
service.
FINGER
TCP
79
Finger is a UNIX or Internet related
command that can be used to find out if a
user is logged on.
FTP
TCP
TCP
20
21
File Transfer Protocol, a program to enable
fast transfer of files, including large files
that may not be possible by e-mail.
H.323
TCP
1720
NetMeeting uses this protocol.
HTTP
TCP
80
Hyper Text Transfer Protocol - a client/
server protocol for the world wide web.
HTTPS
TCP
443
HTTPS is a secured http session often used
in e-commerce.
ICMP
User-Defined
1
Internet Control Message Protocol is often
used for diagnostic purposes.
ICQ
UDP
4000
This is a popular Internet chat program.
IGMP (MULTICAST)
User-Defined
2
Internet Group Multicast Protocol is used
when sending packets to a specific group
of hosts.
IKE
UDP
500
The Internet Key Exchange algorithm is
used for key distribution and management.
IMAP4
TCP
143
The Internet Message Access Protocol is
used for e-mail.
IMAP4S
TCP
993
This is a more secure version of IMAP4 that
runs over SSL.
IRC
TCP/UDP
6667
This is another popular Internet chat
program.
MSN Messenger
TCP
1863
Microsoft Networks’ messenger service
uses this protocol.
NetBIOS
TCP/UDP
TCP/UDP
TCP/UDP
TCP/UDP
137
138
139
445
The Network Basic Input/Output System is
used for communication between
computers in a LAN.
Page 355 / 367
Appendix F Services
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355
NEW-ICQ
TCP
5190
An Internet chat program.
NEWS
TCP
144
A protocol for news groups.
NFS
UDP
2049
Network File System - NFS is a client/
server distributed file service that provides
transparent file sharing for network
environments.
NNTP
TCP
119
Network News Transport Protocol is the
delivery mechanism for the USENET
newsgroup service.
PING
User-Defined
1
Packet INternet Groper is a protocol that
sends out ICMP echo requests to test
whether or not a remote host is reachable.
POP3
TCP
110
Post Office Protocol version 3 lets a client
computer get e-mail from a POP3 server
through a temporary connection (TCP/IP or
other).
POP3S
TCP
995
This is a more secure version of POP3 that
runs over SSL.
PPTP
TCP
1723
Point-to-Point Tunneling Protocol enables
secure transfer of data over public
networks. This is the control channel.
PPTP_TUNNEL (GRE)
User-Defined
47
PPTP (Point-to-Point Tunneling Protocol)
enables secure transfer of data over public
networks. This is the data channel.
RCMD
TCP
512
Remote Command Service.
REAL_AUDIO
TCP
7070
A streaming audio service that enables real
time sound over the web.
REXEC
TCP
514
Remote Execution Daemon.
RLOGIN
TCP
513
Remote Login.
ROADRUNNER
TCP/UDP
1026
This is an ISP that provides services mainly
for cable modems.
RTELNET
TCP
107
Remote Telnet.
RTSP
TCP/UDP
554
The Real Time Streaming (media control)
Protocol (RTSP) is a remote control for
multimedia on the Internet.
SFTP
TCP
115
The Simple File Transfer Protocol is an old
way of transferring files between
computers.
SMTP
TCP
25
Simple Mail Transfer Protocol is the
message-exchange standard for the
Internet. SMTP enables you to move
messages from one e-mail server to
another.
SMTPS
TCP
465
This is a more secure version of SMTP that
runs over SSL.
SNMP
TCP/UDP
161
Simple Network Management Program.
SNMP-TRAPS
TCP/UDP
162
Traps for use with the SNMP (RFC:1215).
Table 132
Examples of Services (continued)
NAME
PROTOCOL
PORT(S)
DESCRIPTION

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