Software Guide
Page 2
... Bridge logo are shown for illustrative purposes only. THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. Any use of Cisco Systems, Inc.; THE SOFTWARE LICENSE AND LIMITED WARRANTY FOR THE ACCOMPANYING PRODUCT ARE SET FORTH IN THE INFORMATION ..., INCLUDING, WITHOUT LIMITATION, LOST PROFITS OR LOSS OR DAMAGE TO DATA ARISING OUT OF THE USE OR INABILITY TO USE THIS MANUAL, EVEN IF CISCO OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. All rights reserved. USERS MUST TAKE FULL RESPONSIBILITY FOR THEIR...
... Bridge logo are shown for illustrative purposes only. THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. Any use of Cisco Systems, Inc.; THE SOFTWARE LICENSE AND LIMITED WARRANTY FOR THE ACCOMPANYING PRODUCT ARE SET FORTH IN THE INFORMATION ..., INCLUDING, WITHOUT LIMITATION, LOST PROFITS OR LOSS OR DAMAGE TO DATA ARISING OUT OF THE USE OR INABILITY TO USE THIS MANUAL, EVEN IF CISCO OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. All rights reserved. USERS MUST TAKE FULL RESPONSIBILITY FOR THEIR...
Software Guide
Page 4
... 3-5 Configuring the TFTP Server 3-6 Configuring the DNS 3-6 Configuring the Relay Device 3-6 Obtaining Configuration Files 3-7 Example Configuration 3-8 Manually Assigning IP Information 3-10 Checking and Saving the Running Configuration 3-10 Modifying the Startup Configuration 3-11 Default Boot Configuration 3-12 ...Automatically Downloading a Configuration File 3-12 Specifying the Filename to Read and Write the System Configuration 3-12 Booting Manually 3-13 Booting a Specific Software Image 3-14 Controlling Environment Variables 3-14 Scheduling a Reload of the Software Image 3-16...
... 3-5 Configuring the TFTP Server 3-6 Configuring the DNS 3-6 Configuring the Relay Device 3-6 Obtaining Configuration Files 3-7 Example Configuration 3-8 Manually Assigning IP Information 3-10 Checking and Saving the Running Configuration 3-10 Modifying the Startup Configuration 3-11 Default Boot Configuration 3-12 ...Automatically Downloading a Configuration File 3-12 Specifying the Filename to Read and Write the System Configuration 3-12 Booting Manually 3-13 Booting a Specific Software Image 3-14 Controlling Environment Variables 3-14 Scheduling a Reload of the Software Image 3-16...
Software Guide
Page 6
... NTP Broadcast Service 6-6 Configuring NTP Access Restrictions 6-8 Configuring the Source IP Address for NTP Packets 6-10 Displaying the NTP Configuration 6-11 Configuring Time and Date Manually 6-11 Setting the System Clock 6-11 Displaying the Time and Date Configuration 6-12 Configuring the Time Zone 6-12 Configuring Summer Time (Daylight Saving Time) 6-13...
... NTP Broadcast Service 6-6 Configuring NTP Access Restrictions 6-8 Configuring the Source IP Address for NTP Packets 6-10 Displaying the NTP Configuration 6-11 Configuring Time and Date Manually 6-11 Setting the System Clock 6-11 Displaying the Time and Date Configuration 6-12 Configuring the Time Zone 6-12 Configuring Summer Time (Daylight Saving Time) 6-13...
Software Guide
Page 9
... 9-22 Configuring IEEE 802.1x Authentication 9-22 Configuring the Switch-to-RADIUS-Server Communication 9-24 Configuring the Host Mode 9-25 Configuring Periodic Re-Authentication 9-25 Manually Re-Authenticating a Client Connected to a Port 9-26 Changing the Quiet Period 9-26 Changing the Switch-to-Client Retransmission Time 9-27 Setting the Switch-to-Client...
... 9-22 Configuring IEEE 802.1x Authentication 9-22 Configuring the Switch-to-RADIUS-Server Communication 9-24 Configuring the Host Mode 9-25 Configuring Periodic Re-Authentication 9-25 Manually Re-Authenticating a Client Connected to a Port 9-26 Changing the Quiet Period 9-26 Changing the Switch-to-Client Retransmission Time 9-27 Setting the Switch-to-Client...
Software Guide
Page 30
...provide complete information about the switch and are available from this Cisco.com site: http://www.cisco.com/en/US/products/ps6406/tsd_products_support_series_home.html Note Before installing, configuring,...or upgrading the switch, see the Getting Started with Cisco Network Assistant (not orderable but available on Cisco.com). Conventions Preface Conventions This publication uses these conventions ... see the "System Requirements" section in the release notes (not orderable but available on Cisco.com). • For Network Assistant requirements, see these conventions: • Commands and...
...provide complete information about the switch and are available from this Cisco.com site: http://www.cisco.com/en/US/products/ps6406/tsd_products_support_series_home.html Note Before installing, configuring,...or upgrading the switch, see the Getting Started with Cisco Network Assistant (not orderable but available on Cisco.com). Conventions Preface Conventions This publication uses these conventions ... see the "System Requirements" section in the release notes (not orderable but available on Cisco.com). • For Network Assistant requirements, see these conventions: • Commands and...
Software Guide
Page 61
...switch, you need to follow the procedures in this chapter, see the command reference for this release and the Cisco IOS IP Command Reference, Volume 1 of automatic and manual methods. This chapter consists of the flash device that makes up the flash file system. • Initializes ...the IP address and default gateway information) for the Catalyst 2960 switch by using a variety of 3: Addressing and Services from the Cisco.com page under Documentation > Cisco IOS Software > 12.2 Mainline > Command References. It also describes how to modify the switch startup configuration. It tests the CPU...
...switch, you need to follow the procedures in this chapter, see the command reference for this release and the Cisco IOS IP Command Reference, Volume 1 of automatic and manual methods. This chapter consists of the flash device that makes up the flash file system. • Initializes ...the IP address and default gateway information) for the Catalyst 2960 switch by using a variety of 3: Addressing and Services from the Cisco.com page under Documentation > Cisco IOS Software > 12.2 Mainline > Command References. It also describes how to modify the switch startup configuration. It tests the CPU...
Software Guide
Page 62
...and launch the operating system. Note If you can assign IP information through the switch setup program, through a DHCP server, or manually. Assigning Switch Information Chapter 3 Assigning the Switch IP Address and Default Gateway The boot loader provides access to the flash file ...lost or forgotten password, and finally restart the operating system. Before you are an experienced user familiar with the switch configuration steps, manually configure the switch. Assigning Switch Information You can assign switch information, make sure you have connected a PC or terminal to the console...
...and launch the operating system. Note If you can assign IP information through the switch setup program, through a DHCP server, or manually. Assigning Switch Information Chapter 3 Assigning the Switch IP Address and Default Gateway The boot loader provides access to the flash file ...lost or forgotten password, and finally restart the operating system. Before you are an experienced user familiar with the switch configuration steps, manually configure the switch. Assigning Switch Information You can assign switch information, make sure you have connected a PC or terminal to the console...
Software Guide
Page 63
... Address and Default Gateway Assigning Switch Information These sections contain this configuration information: • Default Switch Information, page 3-3 • Understanding DHCP-Based Autoconfiguration, page 3-3 • Manually Assigning IP Information, page 3-10 Default Switch Information Table 3-1 shows the default switch information. The factory-assigned default hostname is needed on a client-server model...
... Address and Default Gateway Assigning Switch Information These sections contain this configuration information: • Default Switch Information, page 3-3 • Understanding DHCP-Based Autoconfiguration, page 3-3 • Manually Assigning IP Information, page 3-10 Default Switch Information Table 3-1 shows the default switch information. The factory-assigned default hostname is needed on a client-server model...
Software Guide
Page 70
... You can check the configuration settings that you are removing the address through a Telnet session, your entries in privileged EXEC mode, follow these steps to manually assign IP information to communicate. Verify the configured IP address. Checking and Saving the Running Configuration Chapter 3 Assigning the Switch IP Address and Default Gateway...
... You can check the configuration settings that you are removing the address through a Telnet session, your entries in privileged EXEC mode, follow these steps to manually assign IP information to communicate. Verify the configured IP address. Checking and Saving the Running Configuration Chapter 3 Assigning the Switch IP Address and Default Gateway...
Software Guide
Page 71
...3-12 • Automatically Downloading a Configuration File, page 3-12 • Booting Manually, page 3-13 • Booting a Specific Software Image, page 3-14 • Controlling Environment Variables, page 3-14 See also Appendix B, "Working with the Cisco IOS File System, Configuration Files, and Software Images." interface gigabitethernet0/2 mvr type ... information about alternative locations from which to copy the configuration file, see Appendix B, "Working with the Cisco IOS File System, Configuration Files, and Software Images," for information about switch configuration files.
...3-12 • Automatically Downloading a Configuration File, page 3-12 • Booting Manually, page 3-13 • Booting a Specific Software Image, page 3-14 • Controlling Environment Variables, page 3-14 See also Appendix B, "Working with the Cisco IOS File System, Configuration Files, and Software Images." interface gigabitethernet0/2 mvr type ... information about alternative locations from which to copy the configuration file, see Appendix B, "Working with the Cisco IOS File System, Configuration Files, and Software Images," for information about switch configuration files.
Software Guide
Page 73
...system board flash device. • For file-url, specify the path (directory) and the name of the MANUAL_BOOT environment variable. Booting Manually By default, the switch automatically boots up the system, use the boot filesystem:/file-url boot loader command. • For filesystem:,... use the no boot config-file global configuration command. The boot manual global command changes the setting of the bootable image. Filenames and directory names are case sensitive. (Optional) Save your entries. Return...
...system board flash device. • For file-url, specify the path (directory) and the name of the MANUAL_BOOT environment variable. Booting Manually By default, the switch automatically boots up the system, use the boot filesystem:/file-url boot loader command. • For filesystem:,... use the no boot config-file global configuration command. The boot manual global command changes the setting of the bootable image. Filenames and directory names are case sensitive. (Optional) Save your entries. Return...
Software Guide
Page 75
...of the most common environment variables. If it is responsible for this release. If it is not necessary to no . The next time you must manually boot up the switch from the boot loader mode. OL-8603-04 Catalyst 2960 Switch Software Configuration Guide 3-15 For example, the name of a boot... whether the switch automatically or manually boots up the switch during the next boot cycle. If the BOOT variable is set to boot the first bootable file that it can be stored as an environment variable. • Data that Cisco IOS uses to automatically boot up the system, use the boot ...
...of the most common environment variables. If it is responsible for this release. If it is not necessary to no . The next time you must manually boot up the switch from the boot loader mode. OL-8603-04 Catalyst 2960 Switch Software Configuration Guide 3-15 For example, the name of a boot... whether the switch automatically or manually boots up the switch during the next boot cycle. If the BOOT variable is set to boot the first bootable file that it can be stored as an environment variable. • Data that Cisco IOS uses to automatically boot up the system, use the boot ...
Software Guide
Page 76
...system enters setup mode upon reload. If the system is not set (through Network Time Protocol (NTP), the hardware calendar, or manually). To schedule reloads across several switches to manually boot up to 255 characters in length. • reload at hh:mm [month day | day month] [text] This command ...in the network). Note A scheduled reload must be synchronized with the save the configuration before reloading. Specifying 00:00 schedules the reload for manual booting, do not specify the month and day, the reload takes place at the specified time on the current day (if the specified...
...system enters setup mode upon reload. If the system is not set (through Network Time Protocol (NTP), the hardware calendar, or manually). To schedule reloads across several switches to manually boot up to 255 characters in length. • reload at hh:mm [month day | day month] [text] This command ...in the network). Note A scheduled reload must be synchronized with the save the configuration before reloading. Specifying 00:00 schedules the reload for manual booting, do not specify the month and day, the reload takes place at the specified time on the current day (if the specified...
Software Guide
Page 107
...on your switch using automatic configuration, such as the Network Time Protocol (NTP), or manual configuration methods. These sections contain this section, see the Cisco IOS Configuration Fundamentals Command Reference from the moment the system starts up and keeps track...The heart of these sources: • NTP • Manual configuration OL-8603-04 Catalyst 2960 Switch Software Configuration Guide 6-1 This chapter consists of the time service is the system clock. This clock runs from the Cisco.com page under Documentation > Cisco IOS Software > 12.2 Mainline > Command References. 6 ...
...on your switch using automatic configuration, such as the Network Time Protocol (NTP), or manual configuration methods. These sections contain this section, see the Cisco IOS Configuration Fundamentals Command Reference from the moment the system starts up and keeps track...The heart of these sources: • NTP • Manual configuration OL-8603-04 Catalyst 2960 Switch Software Configuration Guide 6-1 This chapter consists of the time service is the system clock. This clock runs from the Cisco.com page under Documentation > Cisco IOS Software > 12.2 Mainline > Command References. 6 ...
Software Guide
Page 108
...only for the local time zone. The communications between each pair of devices with which it should use IP broadcast messages instead. Cisco's implementation of NTP speakers. Catalyst 2960 Switch Software Configuration Guide 6-2 OL-8603-04 You can be configured to use the security...(GMT). NTP runs over IP. NTP then distributes this time across the network. For configuration information, see the "Configuring Time and Date Manually" section on a device is extremely efficient; each device can provide time to these services: • User show commands • Logging ...
...only for the local time zone. The communications between each pair of devices with which it should use IP broadcast messages instead. Cisco's implementation of NTP speakers. Catalyst 2960 Switch Software Configuration Guide 6-2 OL-8603-04 You can be configured to use the security...(GMT). NTP runs over IP. NTP then distributes this time across the network. For configuration information, see the "Configuring Time and Date Manually" section on a device is extremely efficient; each device can provide time to these services: • User show commands • Logging ...
Software Guide
Page 117
...set the system clock: Step 1 Command clock set hh:mm:ss day month year or clock set hh:mm:ss month day year Purpose Manually set the system clock to 1:32 p.m. The time specified is relative to the configured time zone. • For day, specify the day... date in privileged EXEC mode, follow these displays, see the Cisco IOS Configuration Fundamentals Command Reference, Release 12.2 from the Cisco.com page under Documentation > Cisco IOS Software > 12.2 Mainline > Command References. on the network that you use manual configuration only as an NTP server, you can use two privileged...
...set the system clock: Step 1 Command clock set hh:mm:ss day month year or clock set hh:mm:ss month day year Purpose Manually set the system clock to 1:32 p.m. The time specified is relative to the configured time zone. • For day, specify the day... date in privileged EXEC mode, follow these displays, see the Cisco IOS Configuration Fundamentals Command Reference, Release 12.2 from the Cisco.com page under Documentation > Cisco IOS Software > 12.2 Mainline > Command References. on the network that you use manual configuration only as an NTP server, you can use two privileged...
Software Guide
Page 118
... OL-8603-04 The system clock keeps an authoritative flag that precedes the show clock display has this case, the necessary command is manually set . The symbol that shows whether the time is authoritative (believed to the clock when the peers' time is not synchronized....enter the minutes offset from synchronizing to be displayed when standard time is set . • For zone, enter the name of the time zone to manually configure the time zone: Step 1 Step 2 Command configure terminal clock timezone zone hours-offset [minutes-offset] Step 3 Step 4 Step 5 end show...
... OL-8603-04 The system clock keeps an authoritative flag that precedes the show clock display has this case, the necessary command is manually set . The symbol that shows whether the time is authoritative (believed to the clock when the peers' time is not synchronized....enter the minutes offset from synchronizing to be displayed when standard time is set . • For zone, enter the name of the time zone to manually configure the time zone: Step 1 Step 2 Command configure terminal clock timezone zone hours-offset [minutes-offset] Step 3 Step 4 Step 5 end show...
Software Guide
Page 121
..., which you can substitute the hostname for the IP address with all IP commands, such as ftp.cisco.com. OL-8603-04 Catalyst 2960 Switch Software Configuration Guide 6-15 Manually configure a system name. They must follow these steps to 63 characters. Verify your entries. (Optional)...15 Default System Name and Prompt Configuration The default switch system name and prompt is a commercial organization that allows a device to be up to manually configure a system name: Step 1 Step 2 Step 3 Step 4 Step 5 Command configure terminal hostname name end show running-config copy running...
..., which you can substitute the hostname for the IP address with all IP commands, such as ftp.cisco.com. OL-8603-04 Catalyst 2960 Switch Software Configuration Guide 6-15 Manually configure a system name. They must follow these steps to 63 characters. Verify your entries. (Optional)...15 Default System Name and Prompt Configuration The default switch system name and prompt is a commercial organization that allows a device to be up to manually configure a system name: Step 1 Step 2 Step 3 Step 4 Step 5 Command configure terminal hostname name end show running-config copy running...
Software Guide
Page 125
... delimiting character in this section, see the command reference for the commands used in the message. To delete the login banner, use . • Static address: a manually entered unicast address that does not age and that the switch uses to configure a login banner: Step 1 Step 2 Step 3 Step 4 Step 5 Command configure terminal banner...
... delimiting character in this section, see the command reference for the commands used in the message. To delete the login banner, use . • Static address: a manually entered unicast address that does not age and that the switch uses to configure a login banner: Step 1 Step 2 Step 3 Step 4 Step 5 Command configure terminal banner...
Software Guide
Page 130
... c2f3.220a.12f4 to privileged EXEC mode. When a packet is received in privileged EXEC mode, follow these characteristics: • It is manually entered in the address table and must be manually removed. • It can be a unicast or multicast address. • It does not age and is forwarded to the specified port...
... c2f3.220a.12f4 to privileged EXEC mode. When a packet is received in privileged EXEC mode, follow these characteristics: • It is manually entered in the address table and must be manually removed. • It can be a unicast or multicast address. • It does not age and is forwarded to the specified port...