Software Guide
Page 4
Contents 3 C H A P T E R 4 C H A P T E R Using Command Aliases 2-7 Specifying Modules, Ports, and VLANs 2-7 Specifying MAC Addresses 2-8 Specifying IP Addresses, Host Names, and IP Aliases 2-8 ROM Monitor CLI 2-9 Example of a Catalyst 4003 Bootup Display 2-9 Configuring the Switch IP Address and Default Gateway 3-1 Understanding How the Switch Management Interfaces Work 3-1 Understanding How Automatic IP Configuration Works 3-2 Automatic IP Configuration Overview 3-2 Understanding...
Contents 3 C H A P T E R 4 C H A P T E R Using Command Aliases 2-7 Specifying Modules, Ports, and VLANs 2-7 Specifying MAC Addresses 2-8 Specifying IP Addresses, Host Names, and IP Aliases 2-8 ROM Monitor CLI 2-9 Example of a Catalyst 4003 Bootup Display 2-9 Configuring the Switch IP Address and Default Gateway 3-1 Understanding How the Switch Management Interfaces Work 3-1 Understanding How Automatic IP Configuration Works 3-2 Automatic IP Configuration Overview 3-2 Understanding...
Software Guide
Page 14
... Filtering Works 19-1 Default Protocol Filtering Configuration 19-2 Configuring Protocol Filtering on the Switch 19-2 Configuring Protocol Filtering 19-2 Disabling Protocol Filtering 19-3 Checking Status and Connectivity 20-1 Checking Module Status 20-1 Checking Port Status 20-2 Displaying the Port MAC Address 20-4 Displaying... CDP 21-1 Understanding How CDP Works 21-1 Default CDP Configuration 21-2 Configuring CDP on the Switch 21-2 Setting the CDP Global Enable State 21-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xiv 78-15486-01
... Filtering Works 19-1 Default Protocol Filtering Configuration 19-2 Configuring Protocol Filtering on the Switch 19-2 Configuring Protocol Filtering 19-2 Disabling Protocol Filtering 19-3 Checking Status and Connectivity 20-1 Checking Module Status 20-1 Checking Port Status 20-2 Displaying the Port MAC Address 20-4 Displaying... CDP 21-1 Understanding How CDP Works 21-1 Default CDP Configuration 21-2 Configuring CDP on the Switch 21-2 Setting the CDP Global Enable State 21-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xiv 78-15486-01
Software Guide
Page 17
...A P T E R 78-15486-01 Configuring a Login Banner 27-4 Clearing the Login Banner 27-5 Enabling or Disabling the "Cisco Systems Console" Telnet Login Banner 27-5 Defining and Using Command Aliases 27-6 Defining and Using IP Aliases 27-7 Configuring Permanent and ... 28-6 1+1 Redundancy Mode Guidelines and Restrictions 28-7 1+1 Redundancy Mode Limitations 28-7 Power Consumption for Modules 28-9 Migrating a Supervisor Engine II from a Catalyst 4006 Switch to a Catalyst 4500 Series Switch 28-10 Understanding How Inline Power Works 28-11 Inline Power Management Modes 28-12 Power Requirements 28...
...A P T E R 78-15486-01 Configuring a Login Banner 27-4 Clearing the Login Banner 27-5 Enabling or Disabling the "Cisco Systems Console" Telnet Login Banner 27-5 Defining and Using Command Aliases 27-6 Defining and Using IP Aliases 27-7 Configuring Permanent and ... 28-6 1+1 Redundancy Mode Guidelines and Restrictions 28-7 1+1 Redundancy Mode Limitations 28-7 Power Consumption for Modules 28-9 Migrating a Supervisor Engine II from a Catalyst 4006 Switch to a Catalyst 4500 Series Switch 28-10 Understanding How Inline Power Works 28-11 Inline Power Management Modes 28-12 Power Requirements 28...
Software Guide
Page 18
...Default Power Allocation for a Port 28-19 Displaying the Power Status for Modules and Individual Ports 28-19 Configuring VoIP 29-1 Hardware and Software Requirements 29-1 Overview of IP Phones 29-2 Configuring VoIP on a Switch 29-3 Configuring Switch Access Using AAA 30-1 Understanding How Authentication Works 30-1 Understanding How ...30-43 Configuring TACACS+ Authorization 30-43 Authorization Example 30-46 Understanding How Accounting Works 30-47 Accounting Overview 30-48 xviii Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01
...Default Power Allocation for a Port 28-19 Displaying the Power Status for Modules and Individual Ports 28-19 Configuring VoIP 29-1 Hardware and Software Requirements 29-1 Overview of IP Phones 29-2 Configuring VoIP on a Switch 29-3 Configuring Switch Access Using AAA 30-1 Understanding How Authentication Works 30-1 Understanding How ...30-43 Configuring TACACS+ Authorization 30-43 Authorization Example 30-46 Understanding How Accounting Works 30-47 Accounting Overview 30-48 xviii Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01
Software Guide
Page 21
...and Using Configuration Files Guidelines 35-1 Creating a Configuration File 35-2 Configuring the Switch Using a File in Flash Memory 35-2 Copying Configuration Files Using TFTP 35...Switch Acceleration 36-1 Understanding How Switch Acceleration Works 36-1 Configuring Switch Acceleration on the Switch 36-2 Enabling Switch Acceleration 36-3 Displaying Switch Acceleration Information 36-3 Backplane Channel Module 36-3 Configuring System Message Logging 37-1 Understanding How System Message Logging Works 37-1 System Log Message Format 37-3 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...
...and Using Configuration Files Guidelines 35-1 Creating a Configuration File 35-2 Configuring the Switch Using a File in Flash Memory 35-2 Copying Configuration Files Using TFTP 35...Switch Acceleration 36-1 Understanding How Switch Acceleration Works 36-1 Configuring Switch Acceleration on the Switch 36-2 Enabling Switch Acceleration 36-3 Displaying Switch Acceleration Information 36-3 Backplane Channel Module 36-3 Configuring System Message Logging 37-1 Understanding How System Message Logging Works 37-1 System Log Message Format 37-3 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...
Software Guide
Page 24
...Protocol (SNMP) on the switch. Configuring CDP Describes how to configure Cisco Discovery Protocol (CDP) on the switch. Configuring GVRP Describes how to configure GARP VLAN Registration Protocol (GVRP) on the switch. xxiv Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release ... Gigabit Ethernet Ports Describes how to configure Inter-Switch Link (ISL) and IEEE 802.1Q VLAN trunks on the switch. Checking Status and Connectivity Describes how to display information about modules and switch ports and how to configure quality of service...
...Protocol (SNMP) on the switch. Configuring CDP Describes how to configure Cisco Discovery Protocol (CDP) on the switch. Configuring GVRP Describes how to configure GARP VLAN Registration Protocol (GVRP) on the switch. xxiv Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release ... Gigabit Ethernet Ports Describes how to configure Inter-Switch Link (ISL) and IEEE 802.1Q VLAN trunks on the switch. Checking Status and Connectivity Describes how to display information about modules and switch ports and how to configure quality of service...
Software Guide
Page 25
... Supervisor Engine Software Release 7.x 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xxv Configuring DNS Describes how to modify the switch boot configuration, including the BOOT environment variable and the configuration register. Configuring Switch Acceleration Describes the Backplane Channel module and the switch acceleration feature. Preface Related Documentation Chapter Chapter 27...
... Supervisor Engine Software Release 7.x 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xxv Configuring DNS Describes how to modify the switch boot configuration, including the BOOT environment variable and the configuration register. Configuring Switch Acceleration Describes the Backplane Channel module and the switch acceleration feature. Preface Related Documentation Chapter Chapter 27...
Software Guide
Page 33
... the module. Chapter 1 Product Overview Catalyst 2980G Switch Catalyst 2980G Switch Note For installation information and a complete description of the available CLI commands, refer to the Catalyst 2948G and 2980G Installation Guide. For descriptions of the Catalyst 2980G switch hardware, refer to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software...
... the module. Chapter 1 Product Overview Catalyst 2980G Switch Catalyst 2980G Switch Note For installation information and a complete description of the available CLI commands, refer to the Catalyst 2948G and 2980G Installation Guide. For descriptions of the Catalyst 2980G switch hardware, refer to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software...
Software Guide
Page 35
...of the commands used to configure the Route Switch Module (RSM) and Route Switch Feature Card (RSFC), refer to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. You can abbreviate commands and ...parameters as long as they contain enough letters to configure the Catalyst enterprise LAN switches and modules. However, switch commands are not case sensitive. Note For descriptions of all switch and ROM monitor commands, refer to the Cisco...
...of the commands used to configure the Route Switch Module (RSM) and Route Switch Feature Card (RSFC), refer to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. You can abbreviate commands and ...parameters as long as they contain enough letters to configure the Catalyst enterprise LAN switches and modules. However, switch commands are not case sensitive. Note For descriptions of all switch and ROM monitor commands, refer to the Cisco...
Software Guide
Page 36
... console port through the console port, follow these steps: Step 1 Step 2 Connect to see this display: Cisco Systems, Inc. If the switch is already booted, press Enter to the supervisor engine console port using the appropriate application or commands on the... Port Note For complete information on . Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-2 78-15486-01 Accessing the Switch CLI Chapter 2 Using the Command-Line Interface The Catalyst enterprise LAN switches are multi-module systems. Commands you can access the CLI...
... console port through the console port, follow these steps: Step 1 Step 2 Connect to see this display: Cisco Systems, Inc. If the switch is already booted, press Enter to the supervisor engine console port using the appropriate application or commands on the... Port Note For complete information on . Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-2 78-15486-01 Accessing the Switch CLI Chapter 2 Using the Command-Line Interface The Catalyst enterprise LAN switches are multi-module systems. Commands you can access the CLI...
Software Guide
Page 39
...command line on ANSI-compatible terminals, such as follows: Console> (enable) co? Do not insert a space between TFTP/RCP/module/flash devices Note The system repeats the command you can use the partial-keyword-lookup function, enter ? The arrow keys function ...characters on the command line. 1. The system displays all commands that start with co, as VT100s. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-5 Ctrl-C Escapes and terminates prompts and lengthy tasks. Ctrl-U; Ctrl-E Jumps to display a...
...command line on ANSI-compatible terminals, such as follows: Console> (enable) co? Do not insert a space between TFTP/RCP/module/flash devices Note The system repeats the command you can use the partial-keyword-lookup function, enter ? The arrow keys function ...characters on the command line. 1. The system displays all commands that start with co, as VT100s. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-5 Ctrl-C Escapes and terminates prompts and lengthy tasks. Ctrl-U; Ctrl-E Jumps to display a...
Software Guide
Page 41
... help configure show quit quit Specifying Modules, Ports, and VLANs The Catalyst 4000 series switches sequentially number modules, ports, and VLANs, beginning with 1. In most port is module 1, residing in slot 1. The fixed-configuration switches have two modules but only one screen To quit ...the port numbers to specify a range of 1/1 because logically the ports are logically on module 2. On the Catalyst 4912G, the Catalyst 2948G, and the Catalyst 2980G switches, the left -most systems, the module number and the slot number are not case sensitive; To designate a specific port on...
... help configure show quit quit Specifying Modules, Ports, and VLANs The Catalyst 4000 series switches sequentially number modules, ports, and VLANs, beginning with 1. In most port is module 1, residing in slot 1. The fixed-configuration switches have two modules but only one screen To quit ...the port numbers to specify a range of 1/1 because logically the ports are logically on module 2. On the Catalyst 4912G, the Catalyst 2948G, and the Catalyst 2980G switches, the left -most systems, the module number and the slot number are not case sensitive; To designate a specific port on...
Software Guide
Page 42
... VLANs or a hyphen (-) between the VLAN numbers to specify a range of how to designate VLANs and VLAN ranges. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-8 78-15486-01 For information on module 4 VLANs are identified using IP aliases, see Chapter 38, "Configuring DNS." The IP address format is 32 bits...
... VLANs or a hyphen (-) between the VLAN numbers to specify a range of how to designate VLANs and VLAN ranges. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-8 78-15486-01 For information on module 4 VLANs are identified using IP aliases, see Chapter 38, "Configuring DNS." The IP address format is 32 bits...
Software Guide
Page 43
... can enter ROM monitor mode by pressing Ctrl-C within the first 5 seconds of startup. command to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. WS-X4012 bootrom version 4.5(1), built on -self-test for Module 2: WS-X4148 Port status: (. = Pass, F = Fail) 1: . 2: . 3: . 4: . 5: . 6: . 7: . 9: . 10: . 11: . 12: . 13: . 14: . 15: . 17: . 18: . 19: . 20: . 21...
... can enter ROM monitor mode by pressing Ctrl-C within the first 5 seconds of startup. command to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. WS-X4012 bootrom version 4.5(1), built on -self-test for Module 2: WS-X4148 Port status: (. = Pass, F = Fail) 1: . 2: . 3: . 4: . 5: . 6: . 7: . 9: . 10: . 11: . 12: . 13: . 14: . 15: . 17: . 18: . 19: . 20: . 21...
Software Guide
Page 44
... an IP Address Configuration" section on -self-test for Catalyst not configured BOOTP/DHCP will commence after the ports are online Ports are coming online ... Module 2 Passed Power-on page 3-9. 2-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Example of a Catalyst 4003 Bootup Display Chapter 2 Using the Command-Line...
... an IP Address Configuration" section on -self-test for Catalyst not configured BOOTP/DHCP will commence after the ports are online Ports are coming online ... Module 2 Passed Power-on page 3-9. 2-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Example of a Catalyst 4003 Bootup Display Chapter 2 Using the Command-Line...
Software Guide
Page 53
...module 1 (the supervisor engine). To use DHCP or RARP to obtain an IP address for the switch...) show module 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration... Guide-Release 8.1 3-9 Console> (enable) Using DHCP or RARP to Obtain an IP Address Configuration Note For complete information on how the switch...to configure SLIP on the switch. network. Enter privileged mode...2 Step 3 Task Access the switch from a remote host with Telnet....Switch IP Address and Default...
...module 1 (the supervisor engine). To use DHCP or RARP to obtain an IP address for the switch...) show module 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration... Guide-Release 8.1 3-9 Console> (enable) Using DHCP or RARP to Obtain an IP Address Configuration Note For complete information on how the switch...to configure SLIP on the switch. network. Enter privileged mode...2 Step 3 Task Access the switch from a remote host with Telnet....Switch IP Address and Default...
Software Guide
Page 57
... to configure Ethernet and Fast Ethernet switching on switching modules and fixed-configuration switches, as well as to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. This chapter consists of the packet. The configuration procedures in this chapter apply to Ethernet and Fast Ethernet switch ports on the Catalyst enterprise LAN switches. Switched connections between Ethernet segments. Note...
... to configure Ethernet and Fast Ethernet switching on switching modules and fixed-configuration switches, as well as to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. This chapter consists of the packet. The configuration procedures in this chapter apply to Ethernet and Fast Ethernet switch ports on the Catalyst enterprise LAN switches. Switched connections between Ethernet segments. Note...
Software Guide
Page 59
... Ethernet Port Names You can assign names to the ports on Ethernet and Fast Ethernet modules to configure Ethernet and Fast Ethernet switching ports on the Catalyst enterprise LAN switches: • Setting Ethernet and Fast Ethernet Port Names, page 4-3 • Setting ...mod_num/port_num [name_string] show port [mod_num[/port_num]] 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-3 Chapter 4 Configuring Ethernet and Fast Ethernet Switching Configuring Ethernet and Fast Ethernet Ports Table 4-1 Ethernet and Fast Ethernet...
... Ethernet Port Names You can assign names to the ports on Ethernet and Fast Ethernet modules to configure Ethernet and Fast Ethernet switching ports on the Catalyst enterprise LAN switches: • Setting Ethernet and Fast Ethernet Port Names, page 4-3 • Setting ...mod_num/port_num [name_string] show port [mod_num[/port_num]] 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-3 Chapter 4 Configuring Ethernet and Fast Ethernet Switching Configuring Ethernet and Fast Ethernet Ports Table 4-1 Ethernet and Fast Ethernet...
Software Guide
Page 60
...Ethernet Port Speeds You can configure the priority level of each port. Use the auto keyword to give ports access. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-4 78-15486-01 Command set port level mod_num/port_num {normal | high} show ...Console> (enable) Setting Ethernet and Fast Ethernet Port Priority Levels You can configure the port speed on 10/100-Mbps Fast Ethernet modules. Step 2 Verify that the port priority is configured correctly. Console> (enable) show port [mod_num [/port_num]] This example shows...
...Ethernet Port Speeds You can configure the priority level of each port. Use the auto keyword to give ports access. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-4 78-15486-01 Command set port level mod_num/port_num {normal | high} show ...Console> (enable) Setting Ethernet and Fast Ethernet Port Priority Levels You can configure the port speed on 10/100-Mbps Fast Ethernet modules. Step 2 Verify that the port priority is configured correctly. Console> (enable) show port [mod_num [/port_num]] This example shows...
Software Guide
Page 62
Use with caution. Table 4-2 lists the time delay that occurs before and after the switch enables the debounce timer. Console> (enable) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-6 78-15486-01 This situation might affect the convergence/reconvergence of ...Note The delay time is the time that the debounce timer of various Layer 2 and Layer 3 protocols. Table 4-2 Switch Notification Delays for module 2 on port 2/1 Warning: Enabling port debounce causes Link Up/Down detections to network reconfiguration.
Use with caution. Table 4-2 lists the time delay that occurs before and after the switch enables the debounce timer. Console> (enable) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-6 78-15486-01 This situation might affect the convergence/reconvergence of ...Note The delay time is the time that the debounce timer of various Layer 2 and Layer 3 protocols. Table 4-2 Switch Notification Delays for module 2 on port 2/1 Warning: Enabling port debounce causes Link Up/Down detections to network reconfiguration.