network ports used by key microsoft server products.mht

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Service=20
                        (WINS) servers to DHCP clients. The network=20
                        administrator establishes one or more DHCP =
servers that=20
                        maintain TCP/IP configuration information and =
provide it=20
                        to clients.<BR><BR>System Service Name=20
                        DHCPServer<BR><BR>Application protocol Protocol =
Port=20
                        <BR>DHCP=20
                        =
Server<BR>UDP<BR>67<BR><BR>MADCAP<BR>UDP<BR>2535<BR><BR><BR>Distributed=20
                        File System<BR><BR>The Distributed File System =
(DFS)=20
                        service manages logical volumes distributed =
across a=20
                        local or wide area network (LAN or WAN) and is =
required=20
                        for the Microsoft&amp;reg; Active =
Directory&amp;reg;=20
                        SYSVOL share. DFS is a distributed service that=20
                        integrates disparate file shares into a single =
logical=20
                        namespace.<BR><BR>System Service Name=20
                        Dfs<BR><BR>Application protocol Protocol Port=20
                        <BR>NetBIOS Datagram=20
                        Service<BR>UDP<BR>138<BR><BR>NetBIOS Session=20
                        Service<BR>TCP<BR>139<BR><BR>LDAP=20
                        Server<BR>TCP<BR>389<BR><BR>LDAP=20
                        =
Server<BR>UDP<BR>389<BR><BR>SMB<BR>TCP<BR>445<BR><BR>RPC<BR>TCP<BR>135<BR=
><BR>Randomly=20
                        allocated high TCP =
ports<BR>TCP<BR>RANDOM<BR><BR>NetBIOS=20
                        Datagram =
Service<BR>UDP<BR>138<BR><BR><BR>Distributed=20
                        Link Tracking Server<BR><BR>The Distributed Link =

                        Tracking Server system service stores =
information so=20
                        that files moved between volumes can be tracked =
to each=20
                        volume in the domain. The Distributed Link =
Tracking=20
                        Server service runs on each domain controller in =
a=20
                        domain. This service enables the Distributed =
Link=20
                        Tracking Server Client service to track linked =
documents=20
                        that have been moved to a location in another =
NTFS file=20
                        system volume in the same domain.<BR><BR>System =
Service=20
                        Name TrkSvr<BR><BR>Application protocol Protocol =
Port=20
                        <BR>RPC<BR>TCP<BR>135<BR><BR>Randomly allocated =
high TCP=20
                        ports<BR>TCP<BR>RANDOM<BR><BR><BR>Distributed=20
                        Transaction Coordinator<BR><BR>The Distributed=20
                        Transaction Coordinator (DTC) system service is=20
                        responsible for coordinating transactions that =
are=20
                        distributed across multiple computer systems and =

                        resource managers, such as databases, message =
queues,=20
                        file systems, or other transaction-protected =
resource=20
                        managers. The DTC system service is necessary if =

                        transactional components will be configured =
through=20
                        COM+. It is also required for transactional =
queues in=20
                        Message Queuing (MSMQ) and SQL Server operations =
that=20
                        span multiple systems.<BR><BR>System Service =
Name=20
                        MSDTC<BR><BR>Application protocol Protocol Port=20
                        <BR>RPC<BR>TCP<BR>135<BR><BR>Randomly allocated =
high TCP=20
                        ports<BR>TCP<BR>RANDOM<BR><BR><BR>DNS =
Server<BR><BR>The=20
                        DNS Server system service enables DNS name =
resolution by=20
                        answering queries and update requests for DNS =
names. The=20
                        presence of DNS servers is crucial for locating =
devices=20
                        and services identified using DNS names and =
domain=20
                        controllers in the Active Directory directory=20
                        service.<BR><BR>System Service Name=20
                        DNS<BR><BR>Application protocol Protocol Port=20
                        =
<BR>DNS<BR>UDP<BR>53<BR><BR>DNS<BR>TCP<BR>53<BR><BR><BR>Event=20
                        Log<BR><BR>This system service logs event =
messages=20
                        issued by programs and the Windows operating =
system.=20
                        Event Log reports contain information that can =
be useful=20
                        in diagnosing problems. Reports are viewed in =
Event=20
                        Viewer. The Event Log service writes events sent =
by=20
                        applications, services, and the operating system =
to log=20
                        files. The events contain diagnostic information =
in=20
                        addition to errors specific to the source =
application,=20
                        service, or component. The logs can be viewed=20
                        programmatically through the Event Log =
application=20
                        programming interfaces (APIs) or through the =
Event=20
                        Viewer in an MMC (Microsoft Management Console)=20
                        snap-in.<BR><BR>System Service Name=20
                        Eventlog<BR><BR>Application protocol Protocol =
Port=20
                        <BR>RPC<BR>TCP<BR>135<BR><BR>Randomly allocated =
high TCP=20
                        ports<BR>TCP<BR>RANDOM<BR><BR><BR>Exchange=20
                        Server<BR><BR>Microsoft Exchange Server includes =
several=20
                        system services. When a MAPI client such as =
Microsoft=20
                        Outlook&amp;reg; connects to an Exchange server, =
the=20
                        client first connects to the RPC endpoint mapper =
(the=20
                        RPC Locator Service) on TCP port 135. The RPC =
endpoint=20
                        mapper tells the client which ports to use to =
connect to=20
                        the Exchange Server service, which are =
dynamically=20
                        assigned. Exchange Server 5.5 uses two ports, =
one each=20
                        for the information store and the directory. =
Microsoft=20
                        Exchange 2000 Server and Exchange Server 2003 =
use three=20
                        ports, one for the information store and two for =
the=20
                        system attendant, respectively. Alternatively, =
Microsoft=20
                        Outlook 2003 can use RPC over HTTP to connect to =
servers=20
                        running Exchange Server 2003. Exchange can also =
provide=20
                        support for other protocols, such as SMTP, POP3, =
and=20
                        IMAP.<BR><BR>Application protocol Protocol Port=20
                        <BR>IMAP<BR>TCP<BR>143<BR><BR>IMAP over=20
                        =
SSL<BR>TCP<BR>993<BR><BR>POP3<BR>TCP<BR>110<BR><BR>POP3=20
                        over SSL<BR>TCP<BR>995<BR><BR>Randomly allocated =
high=20
                        TCP=20
                        =
ports<BR>TCP<BR>RANDOM<BR><BR>RPC<BR>TCP<BR>135<BR><BR>RPC=20
                        over=20
                        =
HTTP<BR>TCP<BR>593<BR><BR>SMTP<BR>TCP<BR>25<BR><BR>SMTP<BR>UDP<BR>25<BR><=
BR><BR>Fax=20
                        Service<BR><BR>The Fax service, a Telephony =
Application=20
                        Programming Interface (TAPI)=A1=AAcompliant =
system service,=20
                        provides fax capabilities from your computer. =
The Fax=20
                        service allows users to send and receive faxes =
from=20
                        their desktop applications using either a local =
fax=20
                        device or a shared network fax =
device.<BR><BR>System=20
                        Service Name Fax<BR><BR>Application protocol =
Protocol=20
                        Port <BR>RPC<BR>TCP<BR>135<BR><BR>Randomly =
allocated=20
                        high TCP ports<BR>TCP<BR>RANDOM<BR><BR>NetBIOS =
Session=20
                        =
Service<BR>TCP<BR>139<BR><BR>SMB<BR>TCP<BR>445<BR><BR><BR>File=20
                        Replication<BR><BR>The File Replication system =
service=20
                        allows files to be automatically copied and =
maintained=20
                        simultaneously on multiple servers. File =
Replication=20
                        service (FRS) is the automatic file replication =
service=20
                        in Windows 2000 and the Microsoft Windows =
Server&#8482; 2003=20
                        family. Its function is to replicate the Sysvol =
on all=20
                        domain controllers. In addition, FRS can be =
configured=20
                        to replicate files among alternate targets =
associated=20
                        with the fault-tolerant DFS.<BR><BR>System =
Service Name=20
                        NtFrs<BR><BR>Application protocol Protocol Port=20
                        <BR>RPC<BR>TCP<BR>135<BR><BR>Randomly allocated =
high TCP=20
                        ports<BR>TCP<BR>RANDOM<BR><BR><BR>File Server =
for=20
                        Macintosh<BR><BR>The File Server for Macintosh =
system=20
                        service enables Macintosh computer users to =
store and=20
                        access files on a computer running Windows =
Server 2003.=20
                        If this service is turned off or blocked, =
Macintosh=20
                        clients cannot access or store files on your=20
                        computer.<BR><BR>System Service Name=20
                        MacFile<BR><BR>Application protocol Protocol =
Port=20
                        <BR>File Server for=20
                        Macintosh<BR>TCP<BR>548<BR><BR><BR>FTP =
Publishing=20
                        Service<BR><BR>The File Transfer Protocol (FTP)=20
                        Publishing service provides FTP connectivity. =
The FTP=20
                        control port is 21 by default, but you can =
configure=20
                        this system service through the Internet =
Information=20
                        Services (IIS) Manager (a snap-in). The default =
data=20
                        port (used for active mode FTP) is automatically =
set to=20
                        one less than the control port, so if you =
configure the=20
                        control port to 4131, the default data port will =
be=20
                        4130. Most FTP clients use passive mode, which =
means=20
                        that the client initially connects to the FTP =
server=20
                        through the control port; the FTP server assigns =
a high=20
                        TCP port between 1025 and 5000; and the client =
opens a=20
                        second connection to the FTP server for =
transferring=20
                        data. The range of high ports can be configured =
through=20
                        the IIS metabase.<BR><BR>System Service Name=20
                        MSFtpsvc<BR><BR>Application protocol Protocol =
Port=20
                        <BR>FTP control<BR>TCP<BR>21<BR><BR>FTP default=20
                        data<BR>TCP<BR>20<BR><BR>Randomly allocated high =
TCP=20
                        ports<BR>TCP<BR>RANDOM<BR><BR><BR>HTTP =
SSL<BR><BR>The=20
                        HTTP SSL system service enables IIS to perform =
SSL=20
                        functions. SSL is an open standard for =
establishing a=20
                        secure communications channel to prevent the=20
                        interception of critical information, such as =
credit=20
                        card numbers. Primarily, this service enables =
secure=20
                        electronic financial transactions on the Web, =
although=20
                        it is designed to work on other Internet =
services as=20
                        well. You can configure the ports for this =
service=20
                        through IIS Manager.<BR><BR>System Service Name=20
                        HTTPFilter<BR><BR>Application protocol Protocol =
Port=20
                        <BR>HTTPS<BR>TCP<BR>443<BR><BR><BR>Internet=20
                        Authentication Service<BR><BR>The Internet=20
                        Authentication Service (IAS) performs =
centralized=20
                        authentication, authorization, auditing, and =
accounting=20
                        of users connecting to a network ? either LAN or =
remote=20
                        ? using VPN equipment, Remote Access Equipment =
(RAS), or=20
                        802.1X Wireless and Ethernet/Switch Access =
Points. IAS=20
                        implements the Internet Engineering Task Force =
(IETF)=20
                        standard RADIUS protocol, which enables =
heterogeneous=20
                        network access equipment.<BR><BR>System Service =
Name=20
                        IAS<BR><BR>Application protocol Protocol Port =