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... rights reserved. All other trademarks mentioned in the United States and certain other company. (0403R) Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide Copyright © 2001-2004 Cisco Systems, Inc. THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. Changing the Way We Work, Live, Play, and Learn...
... rights reserved. All other trademarks mentioned in the United States and certain other company. (0403R) Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide Copyright © 2001-2004 Cisco Systems, Inc. THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. Changing the Way We Work, Live, Play, and Learn...
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... Configuration 5-11 Default Boot Configuration 5-12 Automatically Downloading a Configuration File 5-12 Specifying the Filename to Read and Write the System Configuration 5-12 Booting Manually 5-13 Booting a Specific Software Image 5-13 Controlling Environment Variables 5-14 Scheduling a Reload of the Software Image 5-16 Configuring a Scheduled Reload 5-16... You Should Know About ConfigID, DeviceID, and Host Name 6-3 ConfigID 6-3 DeviceID 6-4 Host Name and DeviceID 6-4 Using Host Name, DeviceID, and ConfigID 6-4 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide vi 78-11380-10
... Configuration 5-11 Default Boot Configuration 5-12 Automatically Downloading a Configuration File 5-12 Specifying the Filename to Read and Write the System Configuration 5-12 Booting Manually 5-13 Booting a Specific Software Image 5-13 Controlling Environment Variables 5-14 Scheduling a Reload of the Software Image 5-16 Configuring a Scheduled Reload 5-16... You Should Know About ConfigID, DeviceID, and Host Name 6-3 ConfigID 6-3 DeviceID 6-4 Host Name and DeviceID 6-4 Using Host Name, DeviceID, and ConfigID 6-4 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide vi 78-11380-10
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...Broadcast Service 8-7 Configuring NTP Access Restrictions 8-8 Configuring the Source IP Address for NTP Packets 8-10 Displaying the NTP Configuration 8-11 Configuring Time and Date Manually 8-11 Setting the System Clock 8-12 Displaying the Time and Date Configuration 8-12 Configuring the Time Zone 8-13 Configuring Summer Time (Daylight Saving Time... DNS Configuration 8-19 Creating a Banner 8-19 Default Banner Configuration 8-19 Configuring a Message-of-the-Day Login Banner 8-20 Configuring a Login Banner 8-21 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide viii 78-11380-10
...Broadcast Service 8-7 Configuring NTP Access Restrictions 8-8 Configuring the Source IP Address for NTP Packets 8-10 Displaying the NTP Configuration 8-11 Configuring Time and Date Manually 8-11 Setting the System Clock 8-12 Displaying the Time and Date Configuration 8-12 Configuring the Time Zone 8-13 Configuring Summer Time (Daylight Saving Time... DNS Configuration 8-19 Creating a Banner 8-19 Default Banner Configuration 8-19 Configuring a Message-of-the-Day Login Banner 8-20 Configuring a Login Banner 8-21 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide viii 78-11380-10
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...-RADIUS-Server Communication 10-13 Enabling Periodic Re-Authentication 10-14 Manually Re-Authenticating a Client Connected to a Port 10-15 Changing the Quiet Period 10-15 Changing the Switch-to-Client Retransmission Time 10-15 Setting the Switch-to-Client Frame-Retransmission Number 10-16 Configuring the Host Mode 10-17 Configuring a Guest... Interface and Controller Status 11-15 Clearing and Resetting Interfaces and Counters 11-16 Shutting Down and Restarting the Interface 11-17 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xi
...-RADIUS-Server Communication 10-13 Enabling Periodic Re-Authentication 10-14 Manually Re-Authenticating a Client Connected to a Port 10-15 Changing the Quiet Period 10-15 Changing the Switch-to-Client Retransmission Time 10-15 Setting the Switch-to-Client Frame-Retransmission Number 10-16 Configuring the Host Mode 10-17 Configuring a Guest... Interface and Controller Status 11-15 Clearing and Resetting Interfaces and Counters 11-16 Shutting Down and Restarting the Interface 11-17 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xi
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...: • Commands and keywords are in boldface text. • Arguments for this manual. It does not provide detailed information about these commands. For information about the standard Cisco IOS Release 12.1 commands, refer to materials not contained in this release and to the...equipment damage or loss of data. On the Cisco Product Documentation home page, select Release 12.1 from the Cisco.com home page at Service and Support > Technical Documents. Caution Means reader be careful. Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xxx 78-11380-10 Notes...
...: • Commands and keywords are in boldface text. • Arguments for this manual. It does not provide detailed information about these commands. For information about the standard Cisco IOS Release 12.1 commands, refer to materials not contained in this release and to the...equipment damage or loss of data. On the Cisco Product Documentation home page, select Release 12.1 from the Cisco.com home page at Service and Support > Technical Documents. Caution Means reader be careful. Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xxx 78-11380-10 Notes...
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... Loads a default operating system software image into memory and boots the switch. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 5-1 It tests the CPU DRAM and the portion of automatic and manual methods. It initializes the CPU registers, which performs these sections: ...available only on the Catalyst 2950 LRE switch) • Scheduling a Reload of the Software Image, page 5-16 (available only on the Catalyst 2950 LRE switch) Understanding the Boot Process To start your switch, you need to follow the procedures in this release and the Cisco IOS IP and IP...
... Loads a default operating system software image into memory and boots the switch. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 5-1 It tests the CPU DRAM and the portion of automatic and manual methods. It initializes the CPU registers, which performs these sections: ...available only on the Catalyst 2950 LRE switch) • Scheduling a Reload of the Software Image, page 5-16 (available only on the Catalyst 2950 LRE switch) Understanding the Boot Process To start your switch, you need to follow the procedures in this release and the Cisco IOS IP and IP...
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... (CLI)-based setup program, through a DHCP server, or manually by using the XMODEM Protocol, recover from Lost or Forgotten Passwords on Catalyst 2955 Switches" section on page 32-8. Non-LRE Catalyst 2950 switches running a release prior to Cisco IOS Release 12.1(14)EA1 and Catalyst 2950 LRE switches running a release prior to Cisco IOS Release 12.1(19)EA1 do not connect...
... (CLI)-based setup program, through a DHCP server, or manually by using the XMODEM Protocol, recover from Lost or Forgotten Passwords on Catalyst 2955 Switches" section on page 32-8. Non-LRE Catalyst 2950 switches running a release prior to Cisco IOS Release 12.1(14)EA1 and Catalyst 2950 LRE switches running a release prior to Cisco IOS Release 12.1(19)EA1 do not connect...
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... • Configuring DHCP-Based Autoconfiguration, page 5-5 • Manually Assigning IP Information, page 5-10 Default Switch Information Table 5-1 shows the default switch information. The switch can act as a standalone switch. This protocol consists of two components: one for delivering configuration...IP address information and a configuration file. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 5-3 Disabled. No cluster name is built on Catalyst 2955 switches. DHCP is defined. Understanding DHCP-Based Autoconfiguration DHCP provides...
... • Configuring DHCP-Based Autoconfiguration, page 5-5 • Manually Assigning IP Information, page 5-10 Default Switch Information Table 5-1 shows the default switch information. The switch can act as a standalone switch. This protocol consists of two components: one for delivering configuration...IP address information and a configuration file. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 5-3 Disabled. No cluster name is built on Catalyst 2955 switches. DHCP is defined. Understanding DHCP-Based Autoconfiguration DHCP provides...
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...the configured IP address. 5-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 Enter the IP address and subnet mask. Manually Assigning IP Information Beginning in the DHCP server reply, Switch A reads the network-confg file from the switch. Return to global configuration mode... is given in privileged EXEC mode, follow these steps to manually assign IP information to the remote networks with which the IP information is assigned. Once the default gateway is configured, the switch has connectivity to VLANs or ports: Step 1 Step 2 Command...
...the configured IP address. 5-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 Enter the IP address and subnet mask. Manually Assigning IP Information Beginning in the DHCP server reply, Switch A reads the network-confg file from the switch. Return to global configuration mode... is given in privileged EXEC mode, follow these steps to manually assign IP information to the remote networks with which the IP information is assigned. Once the default gateway is configured, the switch has connectivity to VLANs or ports: Step 1 Step 2 Command...
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...made by entering the show running-config privileged EXEC command: For information about alternative locations from which to the Cisco IOS Configuration Fundamental Command Reference for Release 12.1. To remove the default gateway address, use the no ip ...12 • Booting Manually, page 5-13 • Booting a Specific Software Image, page 5-13 • Controlling Environment Variables, page 5-14 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 5-11 For information on a Catalyst 2950 LRE switch. If you made . To remove the switch IP address, use...
...made by entering the show running-config privileged EXEC command: For information about alternative locations from which to the Cisco IOS Configuration Fundamental Command Reference for Release 12.1. To remove the default gateway address, use the no ip ...12 • Booting Manually, page 5-13 • Booting a Specific Software Image, page 5-13 • Controlling Environment Variables, page 5-14 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 5-11 For information on a Catalyst 2950 LRE switch. If you made . To remove the switch IP address, use...
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... Address and Default Gateway Modifying the Startup Configuration To return to boot. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 5-13 To disable manual booting, use flash: for the system board flash device. • For file-url, specify the path (directory) and the name of the MANUAL_BOOT environment variable. ...
... Address and Default Gateway Modifying the Startup Configuration To return to boot. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 5-13 To disable manual booting, use flash: for the system board flash device. • For file-url, specify the path (directory) and the name of the MANUAL_BOOT environment variable. ...
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.... For example, the name of the Cisco IOS configuration file can change the settings of the environment variables. The next time you must manually boot the switch from the boot loader mode. Table 5-5 describes the function of the BOOT environment variable. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 5-15 This command changes...
.... For example, the name of the Cisco IOS configuration file can change the settings of the environment variables. The next time you must manually boot the switch from the boot loader mode. Table 5-5 describes the function of the BOOT environment variable. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 5-15 This command changes...
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... The time is not set (through Network Time Protocol (NTP), the hardware calendar, or manually). This example shows how to reload the software on the switch on the current day at 7:30 p.m: Switch# reload at 19:30 Reload scheduled for 19:30:00 UTC Wed Jun 5 1996 (... the time the reload is configured for manual booting, do not reload it from a virtual terminal. If you modify your switch is scheduled to manually boot, it was specified when the reload was scheduled). 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 5-17 Displaying Scheduled Reload...
... The time is not set (through Network Time Protocol (NTP), the hardware calendar, or manually). This example shows how to reload the software on the switch on the current day at 7:30 p.m: Switch# reload at 19:30 Reload scheduled for 19:30:00 UTC Wed Jun 5 1996 (... the time the reload is configured for manual booting, do not reload it from a virtual terminal. If you modify your switch is scheduled to manually boot, it was specified when the reload was scheduled). 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 5-17 Displaying Scheduled Reload...
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...defined external directory. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 6-1 In this section, refer to the Cisco Intelligence Engine 2100 Series Configuration Registrar Manual, and select Cisco IOS Software Release 12.2 > New Feature Documentation > 12.2(2)T on your switch. To use of these CNS components:... used in this chapter, you must have the enhanced software image (EI) installed on your Catalyst 2950 or Catalyst 2955 switch. CH A P T E R 6 Configuring IE2100 CNS Agents This chapter describes how to configure the Intelligence Engine 2100 (IE2100...
...defined external directory. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 6-1 In this section, refer to the Cisco Intelligence Engine 2100 Series Configuration Registrar Manual, and select Cisco IOS Software Release 12.2 > New Feature Documentation > 12.2(2)T on your switch. To use of these CNS components:... used in this chapter, you must have the enhanced software image (EI) installed on your Catalyst 2950 or Catalyst 2955 switch. CH A P T E R 6 Configuring IE2100 CNS Agents This chapter describes how to configure the Intelligence Engine 2100 (IE2100...
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... host name is not set when you cannot update the switch. The logical Cisco IOS termination point on the bus. Otherwise, subsequent cns config partial global configuration command operations malfunction. Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 6-4 78-11380-10 The origin of ...by the Cisco IOS host name of its corresponding deviceID to the Cisco Intelligence Engine 2100 Series Configuration Registrar Manual. When the connection is defined by the cns event global configuration command. The event gateway redefines the deviceID to the switch. In ...
... host name is not set when you cannot update the switch. The logical Cisco IOS termination point on the bus. Otherwise, subsequent cns config partial global configuration command operations malfunction. Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 6-4 78-11380-10 The origin of ...by the Cisco IOS host name of its corresponding deviceID to the Cisco Intelligence Engine 2100 Series Configuration Registrar Manual. When the connection is defined by the cns event global configuration command. The event gateway redefines the deviceID to the switch. In ...
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... assignment • TFTP server IP address • Path to bootstrap configuration file on the Configuration Registrar, refer to the Cisco Intelligence Engine 2100 Series Configuration Registrar Manual. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 6-7 Create one or more information about running the setup program and creating templates on the TFTP server...
... assignment • TFTP server IP address • Path to bootstrap configuration file on the Configuration Registrar, refer to the Cisco Intelligence Engine 2100 Series Configuration Registrar Manual. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 6-7 Create one or more information about running the setup program and creating templates on the TFTP server...
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... You can then be set from these sources: • Network Time Protocol • Manual configuration 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 8-1 CH A P T E R 8 Administering the Switch This chapter describes how to perform one-time operations to the Cisco IOS Configuration Fundamentals Command Reference for the commands used in this configuration information: •...
... You can then be set from these sources: • Network Time Protocol • Manual configuration 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 8-1 CH A P T E R 8 Administering the Switch This chapter describes how to perform one-time operations to the Cisco IOS Configuration Fundamentals Command Reference for the commands used in this configuration information: •...
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... Time and Date Manually" section on the IP Internet. An NTP network usually gets its time source the device with the lowest stratum number with Switch A. This alternative ... are available: an access list-based restriction scheme and an encrypted authentication mechanism. Cisco's implementation of NTP speakers. NTP runs over User Datagram Protocol (UDP), which it... configured; The system clock keeps track of one -way only. you should form associations. Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 8-2 78-11380-10 A stratum 1 time server has a radio or ...
... Time and Date Manually" section on the IP Internet. An NTP network usually gets its time source the device with the lowest stratum number with Switch A. This alternative ... are available: an access list-based restriction scheme and an encrypted authentication mechanism. Cisco's implementation of NTP speakers. NTP runs over User Datagram Protocol (UDP), which it... configured; The system clock keeps track of one -way only. you should form associations. Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 8-2 78-11380-10 A stratum 1 time server has a radio or ...
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...the next system restart. Chapter 8 Administering the Switch Managing the System Time and Date Beginning in privileged EXEC mode, follow these displays, refer to the Cisco IOS Configuration Fundamentals Command Reference for all packets sent to manually set the system clock. If a source address ...8226; Configuring the Time Zone, page 8-13 • Configuring Summer Time (Daylight Saving Time), page 8-14 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 8-11 Specify the interface type and number from which the IP source address is to be used for the...
...the next system restart. Chapter 8 Administering the Switch Managing the System Time and Date Beginning in privileged EXEC mode, follow these displays, refer to the Cisco IOS Configuration Fundamentals Command Reference for all packets sent to manually set the system clock. If a source address ...8226; Configuring the Time Zone, page 8-13 • Configuring Summer Time (Daylight Saving Time), page 8-14 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 8-11 Specify the interface type and number from which the IP source address is to be used for the...
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...For hh:mm:ss, specify the time in the configuration file. The symbol that shows whether the time is not synchronized. 8-12 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 Verify your entries. (Optional) Save your entries in hours (24-hour format), minutes, and seconds... abbreviation). The system clock keeps an authoritative flag that precedes the show running-config Step 3 copy running-config startup-config Purpose Manually set 13:32:00 23 July 2001 Displaying the Time and Date Configuration To display the time and date configuration, use the ...
...For hh:mm:ss, specify the time in the configuration file. The symbol that shows whether the time is not synchronized. 8-12 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 Verify your entries. (Optional) Save your entries in hours (24-hour format), minutes, and seconds... abbreviation). The system clock keeps an authoritative flag that precedes the show running-config Step 3 copy running-config startup-config Purpose Manually set 13:32:00 23 July 2001 Displaying the Time and Date Configuration To display the time and date configuration, use the ...