TCP/IP Ports Required for Access for Windows and Related Functions

Technote (troubleshooting)


Problem(Abstract)

This document provides information on which TCP/IP ports are required to have free access when using iSeries Access for Windows or Client Access.

Resolving the problem

The following table lists the ports that Access for Windows and related functions use for communication with the IBM i, also known as System i or iSeries:

      PC Function
    Server Name
Port Non-SSL Port SSL
    Server Mapper
    as-svrmap
    449
    ---
    License Management
    as-central
    8470
    9470
    Database Access
    as-database
    8471
    9471
    Data Queues
    as-dtaq
    8472
    9472
    IFS Access using
    System i Navigator
    as-file
    8473
    9473
    Network Printers
    as-netprt
    8474
    9474
    Remote Command
    as-rmtcmd
    8475
    9475
    Signon Verification
    as-signon
    8476
    9476
    Telnet (PC5250 Emulation)
    telnet
    23
    992
    HTTP Administration
    as-admin
    2001
    2010
    POP3 (MAPI)
    pop3
    5010
    ---
    Management Central
    as-mgtc >
    5555 and 5544
    5566 and 5577
    Ultimedia Services
    as-usf
    8480
    9480
    DRDA
    DRDA
    446
    ---
    DDM
    DDM
    447
    448
    IBM AnyNet
    APPCoverTCPIP
    397 (TCP and UDP)
    ---
    NetServer
    netbios >
    137
    ---
    NetServer
    CIFS
    445
    ---
    NetServer
    netbios >
    139
    ---
    Service Tools Server
    as-sts
    3000
    ---
DHCP Monitor --- --- 942
    RUNRMTCMD
    REXEC
    512
    ---

If any of the above ports are restricted using a firewall or any other mechanism, Access for Windows or related functions may fail to operate. For assistance with configuring ports or working with a firewall beyond the above information, contact the firewall provider or obtain a consulting agreement.

For the ports used by the Console, see document N1015344, IBM iSeries Port Assignments with Operations Console .

Historical Number

13642023

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Document information


More support for:

IBM i
Access for Windows

Software version:

5.3.0, 5.4.0, 6.1.0

Operating system(s):

IBM i

Reference #:

N1019667

Modified date:

2014-12-02

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