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Cisco Systems 11.0 BT manual

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Table of contents for the manual

  • Page 1

    1 Doc. No . Cisco Systems, Inc. All rights reser ved. 170 West Tasman Drive San Jose, CA 95134-1706 USA Cisco Systems, Inc. Corporate Headquarters Copyright © 1998 Cisco IOS Release 11.0 BT Release Note and Update to Configuration Guides and Command Ref erences January 15, 1999 This document supplements the Cisco IOS Release 11.0 documentation se[...]

  • Page 2

    2 Cisco IOS Release 11.0 BT Release Note and Update to Configuration Guides and Command References Introduction • Cisco IOS 11.0(15)BT • Cisco IOS 11.0(16)BT • Cisco IOS 11.0(17)BT • Cisco IOS 11.0(18)BT • Cisco IOS 11.0(19)BT • Cisco IOS 11.0(20)BT • Cisco IOS 11.0(21)BT • Cisco IOS 11.0(22)BT Cisco IOS Release 11.0 BT is based on[...]

  • Page 3

    Cisco IOS Release 11.0 BT Release Note and Update to Configuration Guides and Command References 3 Release Note Platf or m Suppor t Cisco IOS Release 11.0 BT supports the following router platforms: • Cisco 7500 series • Cisco 7000 series and Cisco 7000 series with RSP7000 Cisco IOS P ackaging The follo wing feature sets are av ailable in Relea[...]

  • Page 4

    4 Cisco IOS Release 11.0 BT Release Note and Update to Configuration Guides and Command References Update to Configuration Guide Microcode Software Note that microcode software images are b undled with the system software image. Bundling eliminates the need to store separate microcode images. When the router starts up, the system software unpacks [...]

  • Page 5

    Configuring TN3270 Server on the Channel Interface Processor 5 Cisco’s Implementation of TN3270 on a Channel Interface Processor Configur ing TN3270 Ser v er on the Channel Interf ace Processor This chapter describes TN3270 server support pro vided by the Channel Interface Processor (CIP) card for Systems Network Architecture (SN A) devices. For[...]

  • Page 6

    6 Configuring TN3270 Server on the Channel Interface Processor Configuring TN3270 on a Channel Interface Processor Note T o enable the TN3270 serv er feature, you must hav e a CIP installed in a Cisco 7000 family router . The TN3270 server is dif ferent from the TN3270 terminal emulation access feature described in the “Configuring TN3270” ch[...]

  • Page 7

    Configuring TN3270 Server on the Channel Interface Processor 7 Configuring TN3270 on a Channel Interface Processor • IBM-D YN AMIC: This will result in “D YN AMIC” being put in the model type and number field. The VT AM configuration will need to have “D YN AMIC” defined as a template in the LU group. In fact “IBM-ZZ..Z, ” where ?[...]

  • Page 8

    8 Configuring TN3270 Server on the Channel Interface Processor VTAM Host Configuration Considerations for Dynamic LU Allocation SNA Session Switch—End Node DLUR An end node DLUR function is implemented as part of the TN3270 server . The purpose of the DLUR is to allow the routing of TN3270 LUs to multiple VT AM hosts to be performed in the CIP c[...]

  • Page 9

    Configuring TN3270 Server on the Channel Interface Processor 9 VTAM Host Configuration Considerations for Dynamic LU Allocation Figure 2 VT AM Host V alues Defining LUSEED and LUGR OUP W ith the configuration shown in Figure 2 defined in the host, the A CTPU sent by VT AM for the PU TN3270PU will hav e the “Unsolicited NMVT Support” set in t[...]

  • Page 10

    10 Configuring TN3270 Server on the Channel Interface Processor TN3270 Configuration Modes After the VT AM activ ation, the server can support session requests from clients using dynamic or specific LU allocation. TN3270 Configuration Modes The TN3270 configuration modes and router command prompts are described in the following sections and dis[...]

  • Page 11

    Configuring TN3270 Server on the Channel Interface Processor 11 TN3270 Configuration Modes Figure 3 TN3270 Configuration Modes TN3270 Ser v er Configuration Mode From interface configuration mode, tn3270-server command puts you in TN3270 server configuration mode. Prompt: tn3270-server> DLUR Configuration Mode From TN3270 server configurat[...]

  • Page 12

    12 Configuring TN3270 Server on the Channel Interface Processor TN3270 Configuration Modes DLUR SAP Configuration Mode From DLUR server configuration mode, lsap command puts you in DLUR SAP configuration mode. Prompt: tn3270-dlur-lsap> PU Configuration Mode There are two paths to PU configuration mode: from the TN3270 serv er configuratio[...]

  • Page 13

    Configuring TN3270 Server on the Channel Interface Processor 13 TN3270 Configuration Task List TN3270 Configuration T ask List The follo wing sections describe how to configure TN3270 serv er support on the CIP . Not all tasks are required. Refer to “TN3270 Configuration Example” for configuration examples. Note The TN3270 server is config[...]

  • Page 14

    14 Configuring TN3270 Server on the Channel Interface Processor TN3270 Configuration Task List Configure TN3270 Ser v er This task is required. T o establish a TN3270 server on the internal LAN interface on the CIP , perform the following tasks be ginning in global configuration mode: When you use the tn3270-server command, you enter TN3270 con?[...]

  • Page 15

    Configuring TN3270 Server on the Channel Interface Processor 15 TN3270 Configuration Task List When you use the pu command, you enter PU configuration mode and can use all other commands in this task list. Configuration v alues you enter in PU configuration mode will ov erride other values entered while in TN3270 configuration mode. In addition[...]

  • Page 16

    16 Configuring TN3270 Server on the Channel Interface Processor TN3270 Configuration Task List Configure PUs under DLUR This task is required when configuring DLUR connected hosts. T o configure PUs under the DLUR function, perform the following tasks be ginning in DLUR configuration mode. The pu command entered in DLUR configuration mode has[...]

  • Page 17

    Configuring TN3270 Server on the Channel Interface Processor 17 TN3270 Configuration Task List TN3270 Configuration Example The follo wing configuration has three PUs using DLUR and two more with direct connections. The initial CIP configuration is as follows: interface Channel2/2 ip address 10.10.20.126 255.255.255.128 no ip redirects no ip dir[...]

  • Page 18

    18 Configuring TN3270 Server on the Channel Interface Processor TN3270 Configuration Task List ! create direct pus for the non-APPN Host ! note that they must use different lsaps because they go to the same Host router(cfg-tn3270)#pu pu3 05d00001 10.10.20.5 tok 1 24 rmac 4100.cafe.0001 lu-seed pu3### router(tn3270-pu)#pu pu4 05d00002 10.10.20.5 to[...]

  • Page 19

    TN3270 Server Commands 19 Update to Command Reference Update to Command Reference The information that follo ws is an update to the Router Pr oducts Command Reference , Chapters 23 to 33 . Add the TN3270 information as a standalone chapter following page 33-30. TN3270 Ser v er Commands This update describes the commands to configure TN3270 support[...]

  • Page 20

    20 TN3270 Server Commands dlur dlur Use the dlur TN3270 configuration command to enable the Systems Network Architecture (SN A) session switch function on the CIP , or to enter dependent logical unit requester (DLUR) configuration mode. Use the no form of this command to disable the SN A session switch function and discard all parameter values as[...]

  • Page 21

    TN3270 Server Commands 21 dlus-backup dlus-bac kup Use the dlus-backup DLUR configuration command to specify a backup DLUS for the DLUR function. Use the no form of this command to remov e a backup DLUS name. dlus-backup dlusname2 no dlus-backup Syntax Description Default No backup DLUS is specified. Command Mode DLUR configuration Usage Guideli[...]

  • Page 22

    22 TN3270 Server Commands generic-pool generic-pool Use the generic-pool TN3270 configuration command to specify whether or not left over LUs will be made av ailable to TN3270 sessions that do not request a specific LU or LU pool through TN3270E. Use the no form of this command to selectiv ely remove the permit or deny condition of generic pool u[...]

  • Page 23

    TN3270 Server Commands 23 generic-pool Similarly , if generic-pool permit is specified, any inacti ve LUs are immediately av ailable for dynamic connections. Moreov er , any activ e LUs that were dynamic pre viously (before generic-pool deny was issued) return to being dynamic. Example The follo wing command permits generic LU pool use: generic-po[...]

  • Page 24

    24 TN3270 Server Commands idle-time idle-time Use the idle-time TN3270 configuration command to specify ho w many seconds of LU inacti vity , from both host and client, before the TN3270 session is disconnected. Use the no form of this command to cancel the idle time period and return to the default. idle-time seconds no idle-time Syntax Descripti[...]

  • Page 25

    TN3270 Server Commands 25 keepalive keepalive Use the keepaliv e TN3270 configuration command to specify how man y seconds of inactivity elapse before transmission of a DO TIMING-MARK to the TN3270 client. Use the no form of this command to cancel the keepali ve period and return to the def ault. keepaliv e seconds no keepaliv e Syntax Description[...]

  • Page 26

    26 TN3270 Server Commands link link Use the link DLUR SAP configuration command to define and acti vate a link to a host. Use the no form of this command to delete the link definition. link name [ rmac rmac ][ rsap rsap ] no link name Syntax Description Defaults No DLUR link is defined. The default remote SAP address is 04 (hexadecimal). Comman[...]

  • Page 27

    TN3270 Server Commands 27 link The follo wing example sho ws dif ferent adapter numbers configured on the same internal LAN to av oid SAP contention. The host uses SAP 4 on token ring adapter 0: lan tokenring 0 adapter 0 4000.0000.0001 adapter 1 4000.0000.0002 tn3270-server dlur ... lsap token-adapter 1 link HOST rmac 4000.0000.0001 rsap 4[...]

  • Page 28

    28 TN3270 Server Commands lsap lsap Use the lsap DLUR configuration command to create a SAP in the SN A session switch, or to enter DLUR SAP configuration mode. Use the no form of this command to delete a SAP and all SN A session switch links using the internal LAN interface. lsap lsap type adapter-number [ lsap ] [ no ] lsap type adapter-number [...]

  • Page 29

    TN3270 Server Commands 29 lsap Example The follo wing command defines an adapter type, an adapter number , and a local SAP: lsap token 0 B0 Related Commands adapter lan[...]

  • Page 30

    30 TN3270 Server Commands maximum-lus maxim um-lus Use the maximum-lus TN3270 configuration command to limit the number of LU control blocks that will be allocated for TN3270 server use. Use the no form of this command to restore the def ault value. maximum-lus number no maximum-lus Syntax Description Default Because of the license structure, the [...]

  • Page 31

    TN3270 Server Commands 31 preferred-nnserver preferred-nnserver Use the preferr ed-nnserver DLUR configuration command to specify a preferred network node (NN) as server . Use the no form of this command to remove the preference. preferr ed-nnserver name no preferr ed-nnserver Syntax Description Default This command has no defaults. Command Mode D[...]

  • Page 32

    32 TN3270 Server Commands pu (direct) pu (direct) Use the pu TN3270 configuration command to create a PU entity that has its own direct link to a host, or to enter PU configuration mode. Use the no form of this command to remov e the PU entity . pu pu-name pu pu-name idblk-idnum ip-addr ess type adapter-number lsap [ rmac rmac ][ rsap rsap ] [ lu[...]

  • Page 33

    TN3270 Server Commands 33 pu (direct) Defaults No PU is defined. The default remote SAP address is 04 (hexadecimal). Command Mode TN3270 configuration Usage Guidelines If the PU is already created, the pu pu-name command with no arguments puts you in PU configuration mode, where you can modify an existing PU entity . The pu (direct) command uses[...]

  • Page 34

    34 TN3270 Server Commands pu (direct) Related Commands adapter lan[...]

  • Page 35

    TN3270 Server Commands 35 pu (DLUR) pu (DLUR) Use the pu DLUR configuration command to create a PU entity that has no direct link to a host or to enter PU configuration mode. Use the no form of this command to remov e the PU entity . pu pu-name pu pu-name idblk-idnum ip-addr ess no pu pu-name Syntax Description Default No PU is defined. Command [...]

  • Page 36

    36 TN3270 Server Commands show extended channel tn3270-server show e xtended channel tn3270-server Use the show extended channel tn3270-serv er pri vileged EXEC command to display current server configuration parameters and the status of the PUs defined in each TN3270 serv er . show extended channel slot /2 tn3270-server Syntax Description Comman[...]

  • Page 37

    TN3270 Server Commands 37 show extended channel tn3270-server DISCONN number T otal number of disconnects since the TN3270 feature was started. F AIL number T otal number of f ailed connects since the TN3270 feature was started. RESPONSE TIME, HOST number The av erage response time from the host across all sessions through this server IP address. T[...]

  • Page 38

    38 TN3270 Server Commands show extended channel tn3270-server LINK type LINK type is either internal adapter type and internal adapter number or dlur if it is a SN A Session Switch PU. DESTIN A TION mac-address or PU-name If a direct PU, then it is the destination MA C address, otherwise, it is the name of the partner PU. R-LSAP number number Remot[...]

  • Page 39

    TN3270 Server Commands 39 show extended channel tn3270-server client-ip-address show e xtended channel tn3270-server client-ip-address Use the show extended channel tn3270-serv er client-ip-address privileged EXEC command to display information about all clients at a specific IP address. show extended channel slot /2 tn3270-server client-ip-addres[...]

  • Page 40

    40 TN3270 Server Commands show extended channel tn3270-server client-ip-address sdt req unbind req Client disconnect req notify resp warm actpu req OUT len=28 2Cxxxxxxxx16038100F14011C3F0 IN len=9 2C0001040016838100 OUT len=35 2Dxxxxxxxx3D6B80003201000000 IN len=10 2D000104043DEB800032 OUT len=132 2Cxxxxxxxx0303800005C21D607C IN len=9 2C00000400038[...]

  • Page 41

    TN3270 Server Commands 41 show extended channel tn3270-server client-ip-address BYTES IN/OUT number/number T otal number of bytes sent to/recei ved from the host. R USIZE IN/OUT number/number R U size as configured in the bind. NEGRSP IN/OUT number/number Number of SN A negati ve responses sent to/receiv ed from the host. P A CING WINDO W IN/OUT n[...]

  • Page 42

    42 TN3270 Server Commands show extended channel tn3270-server dlur show e xtended channel tn3270-server dlur Use the show extended channel tn3270-serv er dlur pri vileged EXEC command to display information about the SN A session switch. show extended channel slot /2 tn3270-server dlur Syntax Description Command Mode Privile ged EXEC Sample Display[...]

  • Page 43

    TN3270 Server Commands 43 show extended channel tn3270-server dlur VRN fq-name Name of the connection network as configured by the virtual routing node (VRN) statement for this LSAP and internal adapter pair . LSAP ...ST A TUS status Possible sap-status values and their meanings are: • inactive —Not connected to adapter . • pnd-actv —SAP a[...]

  • Page 44

    44 TN3270 Server Commands show extended channel tn3270-server dlurlink show e xtended channel tn3270-server dlurlink Use the show extended channel tn3270-serv er dlurlink pri vileged EXEC command to display information about the DLUR components. show extended channel slot /2 tn3270-server dlurlink name Syntax Description Command Mode Privile ged EX[...]

  • Page 45

    TN3270 Server Commands 45 show extended channel tn3270-server pu show e xtended channel tn3270-server pu Use the show extended channel tn3270-serv er pu privile ged EXEC command to display the PU configuration parameters, statistics and all the LUs currently attached to the PU. show extended channel slot /2 tn3270-server pu pu-name Syntax Descript[...]

  • Page 46

    46 TN3270 Server Commands show extended channel tn3270-server pu T able 9 describes significant fields in the display . T able 9 Show tn3270-server pu Field Descriptions Field Description N AME pu-name Name of the PU as configured. IP:TCP ip-addr:tcpport IP address and TCP port number configured for the PU. XID number Configured XID - idblk an[...]

  • Page 47

    TN3270 Server Commands 47 show extended channel tn3270-server pu CLIENT -IP:TCP ip-addr:tcpport Client’ s IP address and TCP port number . ST A TE lu-state The LU states and their meanings are: • unknown —LU is in an undefined state. • inactive —LU did not recei ve A CTLU. • active —LU recei ved A CTLU and acknowledged positi vely . [...]

  • Page 48

    48 TN3270 Server Commands show extended channel tn3270-server pu lu show e xtended channel tn3270-server pu lu Use the show extended channel tn3270-serv er pu lu pri vileged EXEC command to display information about the TN3270 server LUs running on CIP interface in a Cisco 7000 series. show extended channel slot /2 tn3270-server pu pu-name lu locad[...]

  • Page 49

    TN3270 Server Commands 49 show extended channel tn3270-server pu lu Client connect req Reply PSID pos rsp actlu req bind req sdt req OUT len=12 2Dxxxxxxxx456B80000D0201 IN len=25 xxxxxxxxxx45EB80000D0201000000 OUT len=53 2Dxxxxxxxx466B800031010303B1 IN len=10 2D0001010646EB800031 OUT len=10 2D00010106476B8000A0 IN len=10 2D0001010647EB8000A0 OUT le[...]

  • Page 50

    50 TN3270 Server Commands show extended channel tn3270-server pu lu R USIZE IN/OUT number/number R U size as configured in the bind. NEGRSP IN/OUT number/number Number of SN A negati ve responses sent to/receiv ed from the host. P A CING WINDO W IN/OUT number/number SN A pacing window as configured in the bind. CREDITS IN number Number of frames [...]

  • Page 51

    TN3270 Server Commands 51 shutdown shutdown Use the shutdo wn interface configuration command to shutdo wn a physical interface or the internal LAN interface on the CIP when you are in interface configuration mode. The shutdo wn command also shuts down TN3270 entities, such as PU, DLUR, and DLUR SAP , depending on which configuration mode you ar[...]

  • Page 52

    52 TN3270 Server Commands tcp-port tcp-por t Use the tcp-port TN3270 configuration command to override the default TCP port setting of 23. Use the no form of this command to restore the default. tcp-port port-number no tcp-port Syntax Description Defaults In TN3270 configuration mode, the default is 23. In PU configuration mode the default is th[...]

  • Page 53

    TN3270 Server Commands 53 timing-mark timing-mark Use the timing-mark TN3270 configuration mode command to select whether a DO TIMING-MARK is transmitted when the host application needs an SN A response (definite or pacing response). Use the no form of the command to turn of f DO TIMING-MARK transmission except as used by the keepali ve function.[...]

  • Page 54

    54 TN3270 Server Commands tn3270-server tn3270-server Use the tn3270-server interface configuration command to start the TN3270 serv er on a CIP or to enter TN3270 configuration mode. Use the no form of this command to disable all TN3270 server activity on a CIP . tn3270-server no tn3270-server Syntax Description This command has no arguments or [...]

  • Page 55

    TN3270 Server Commands 55 unbind-action unbind-action Use the unbind-action TN3270 configuration command to select what action to take when the TN3270 server recei ves an UNBIND. Use the no form of this command to restore the default. unbind-action { keep | disconnect } no unbind-action Syntax Description Defaults In TN3270 configuration mode, th[...]

  • Page 56

    56 TN3270 Server Commands vrn vrn Use the vrn DLUR SAP configuration command to tell the SN A session switch which connection network the internal adapter interface on the CIP card belongs to. Use the no form of this command to remov e a network name. vrn vrn-name no vrn Syntax Description Default The adapter is not considered to be part of a conn[...]

  • Page 57

    TN3270 Server Commands 57 Cisco Connection Online Cisco Connection Online Cisco Connection Online (CCO) is Cisco Systems’ primary , real-time support channel. Maintenance customers and partners can self-register on CCO to obtain additional information and services. A v ailable 24 hours a day , 7 days a week, CCO provides a wealth of standard and [...]

  • Page 58

    58 TN3270 Server Commands Cisco Connection Documentation The CD is updated and shipped monthly so it might be more current than printed documentation. T o order the CD, contact your local sales representativ e or call Customer Service. The CD is av ailable both as a single CD and as an annual subscription. Y ou can also access Cisco technical docum[...]