Advanced Configuration 420-0558G Contents Setting Up the Access Server ......................................................................... 1 Before you Begin............................................................................................. 1 The Server’s Parameter Databases ................................................................ 2 Define and Set Commands ....................................................................... 2 Server Change Setting ............................................................................. 2 Retaining Parameters when Loading New Software ..................................... 3 Selecting Protocols and Features ................................................................... 4 Tip - Save Current Parameters Before Enabling Features/Protocols...... 5 Enabling UNIX Daemons ............................................................................... 8 Managing Server Resources ........................................................................... 9 How the Access Server Allocates Memory.................................................... 10 Text Pool Area ........................................................................................ 10 Memory Management Guidelines ................................................................ 11 Select Only Features and Protocols Necessary At Your Site................. 11 Optimize Settings for the Enabled Features/Protocols.......................... 11 Upgrading Memory ................................................................................ 12 Parameters that Directly Affect Memory Allocation.................................... 13 Local Services ......................................................................................... 14 LAT Services........................................................................................... 14 Domain Names ....................................................................................... 15 Identifying Memory Problems ...................................................................... 15 Error Messages....................................................................................... 16 Server Displays....................................................................................... 16 Adjusting Parameters................................................................................... 17 Server Node Limit .................................................................................. 18 Server Queue Limit ................................................................................ 19 Server Session Limit............................................................................... 19 Server Textpool Size............................................................................... 20 Server Packet Count............................................................................... 21 Parameter Server Limit ......................................................................... 21 Port Typeahead Size............................................................................... 22 Port Command Buffer Size..................................................................... 23 Port IP TCP Window Size....................................................................... 23 PORT TCP/IP Outbound Address .......................................................... 24 Helpful Displays ........................................................................................... 24 Show/Monitor Server Counters ..............................................................24 Show/Monitor Server Status ..................................................................24 Show/Monitor Server Alternate Status ..................................................26 Using TCP/IP Features.................................................................................27 Configuring IP Routes ..................................................................................28 Host and Network Routes.......................................................................29 Dynamic Routing ....................................................................................30 Static Routing .........................................................................................30 Define/Set Server IP Route.....................................................................31 Clear/Purge Server IP Route..................................................................32 Show/List/Monitor Server IP Route .......................................................32 IP Traffic Filtering........................................................................................33 Enabling IP Filtering..............................................................................34 IP Traffic Filter Criteria.........................................................................34 Traffic Filter Commands ........................................................................36 IPX Traffic Filters.........................................................................................40 Traffic Filter Criteria..............................................................................40 Determining the Most Specific Filter .....................................................41 Traffic Filter Commands ........................................................................42 IPX-RIP Import/Export Filters .....................................................................44 When There Are Multiple Matching Filters...........................................45 Defining RIP Filters ...............................................................................45 SAP Import/Export Filters............................................................................47 SAP Filter Criteria..................................................................................47 When There Are Multiple Matching Filters...........................................48 Defining SAP Filters...............................................................................48 Configuring Rotary Connections ..................................................................52 Configuring the Rotary...........................................................................54 Domain Name Storage............................................................................56 Clear/Purge Server IP Rotary ................................................................57 Show/List/Monitor Server IP Rotary......................................................57 Show/List Domain...................................................................................57 Clear/Purge Domain ...............................................................................57 Configuring RLOGIN Support......................................................................58 Considerations ........................................................................................59 Associated Commands ............................................................................59 Defining RLOGIN Dedicated Services ...................................................60 Defining RLOGIN Preferred Services....................................................60 Defining RLOGIN Transparent Mode....................................................61 ii Network Management .................................................................................. 61 Using SNMP ........................................................................................... 62 Obtaining/Importing the Supported MIBs............................................. 64 Defining a Trap Client............................................................................ 65 Assigning SNMP Security Information (Optional) ................................ 65 Miscellaneous SNMP Settings ............................................................... 69 Using Telnet to Access the Console Port ...................................................... 70 Telnet Console Command....................................................................... 71 Define/Set Server Console Logout.......................................................... 72 Loading through Internet Protocols ............................................................. 72 Loading Images and Parameter Files .................................................... 74 Configuring Load Protocols .................................................................... 75 Directed TFTP ........................................................................................ 75 Eliminating TFTP Broadcasts................................................................ 76 Saving Parameters in the Permanent Database.................................... 76 Dump Transmission ............................................................................... 77 Define/Set Parameter Server ................................................................. 77 Define/Set Server Parameter Server Check........................................... 77 Show Server Status Display................................................................... 78 Using the Server as a Domain Name Server ............................................... 78 Domain Name Resolution....................................................................... 78 Obtaining/Storing Domain Names ......................................................... 79 Domain Name Time-to-Live (TTL)......................................................... 80 Define/Set Domain.................................................................................