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...Setting the CDP Holdtime 21-4 Displaying CDP Neighbor Information 21-5 Using Switch TopN Reports 22-1 Understanding How Switch TopN Reports Works 22-1 Running Switch TopN Reports Without the Background Option 22-2 Running Switch TopN Reports with the Background Option 22-2 Running and Viewing Switch TopN Reports 22-3 Configuring UDLD 23-1 Understanding How UDLD Works 23-1 UDLD ... 24-8 Understanding SNMPv3 24-11 Benefits of SNMPv3 24-11 SNMP Entity 24-11 Configuring SNMPv3 from an NMS 24-14 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xv
...Setting the CDP Holdtime 21-4 Displaying CDP Neighbor Information 21-5 Using Switch TopN Reports 22-1 Understanding How Switch TopN Reports Works 22-1 Running Switch TopN Reports Without the Background Option 22-2 Running Switch TopN Reports with the Background Option 22-2 Running and Viewing Switch TopN Reports 22-3 Configuring UDLD 23-1 Understanding How UDLD Works 23-1 UDLD ... 24-8 Understanding SNMPv3 24-11 Benefits of SNMPv3 24-11 SNMP Entity 24-11 Configuring SNMPv3 from an NMS 24-14 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xv
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... 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 Static...-9 Scheduling a System Reset 27-10 Scheduling a Reset at a Specific Time 27-10 Scheduling a Reset Within a Specified Amount of Time 27-11 Generating System Status Reports for Tech Support 27-12 Power Management 28-1 Understanding How Power Management Works on the Catalyst 4500 Series Switches 28-1 Power Management Overview 28-2...
... 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 Static...-9 Scheduling a System Reset 27-10 Scheduling a Reset at a Specific Time 27-10 Scheduling a Reset Within a Specified Amount of Time 27-11 Generating System Status Reports for Tech Support 27-12 Power Management 28-1 Understanding How Power Management Works on the Catalyst 4500 Series Switches 28-1 Power Management Overview 28-2...
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... Multicast Services Describes how to configure Cisco Group Management Protocol (CGMP), Internet Group Management Protocol (IGMP) snooping, and GARP Multicast Registration Protocol (GMRP) on the switch. xxiv Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Organization Preface Chapter Chapter 9 Chapter 10 Chapter 11 Chapter 12 Chapter 13 Chapter 14 Chapter 15...
... Multicast Services Describes how to configure Cisco Group Management Protocol (CGMP), Internet Group Management Protocol (IGMP) snooping, and GARP Multicast Registration Protocol (GMRP) on the switch. xxiv Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Organization Preface Chapter Chapter 9 Chapter 10 Chapter 11 Chapter 12 Chapter 13 Chapter 14 Chapter 15...
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...links. If BPDU skewing occurs, a syslog message is on Ethernet VLANs. 7-22 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 To reduce the impact on the switch, the syslog messages are not received. • Spanning tree detects topology changes. The... in the instance to be . The topology change from the PVST+ switch does not pass beyond the first MST region. BPDU skewing detects BPDUs that are reported, the slower the switching process will be received and the time BPDUs are expected to which the...
...links. If BPDU skewing occurs, a syslog message is on Ethernet VLANs. 7-22 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 To reduce the impact on the switch, the syslog messages are not received. • Spanning tree detects topology changes. The... in the instance to be . The topology change from the PVST+ switch does not pass beyond the first MST region. BPDU skewing detects BPDUs that are reported, the slower the switching process will be received and the time BPDUs are expected to which the...
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...and CGMP/IGMP-learned settings. You can consist of queries, if the router receives no reports from any automatic manipulation by CGMP or IGMP. Upon receipt of the host. If a switch finds the MAC address of the host in a multicast group, the router sends a ... of the host asking to leave the group. 15-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 We recommend that the switch remove the multicast group from the forwarding tables until all switches listen. Joining a Multicast Group When a host wants to...
...and CGMP/IGMP-learned settings. You can consist of queries, if the router receives no reports from any automatic manipulation by CGMP or IGMP. Upon receipt of the host. If a switch finds the MAC address of the host in a multicast group, the router sends a ... of the host asking to leave the group. 15-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 We recommend that the switch remove the multicast group from the forwarding tables until all switches listen. Joining a Multicast Group When a host wants to...
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...through software: • A threshold of 1024 profiles available on the Catalyst 4500 series switch • A limit of IP multicast traffic cannot receive IP multicast traffic for that generates IGMP report and leave messages. IGMP monitoring creates statistics about channel changing patterns of... Configuration Feature IGMP filtering IGMP enable state IGMP match-action state Default Value None Disabled Deny 15-18 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 all others are user ports, each connected to allow IP...
...through software: • A threshold of 1024 profiles available on the Catalyst 4500 series switch • A limit of IP multicast traffic cannot receive IP multicast traffic for that generates IGMP report and leave messages. IGMP monitoring creates statistics about channel changing patterns of... Configuration Feature IGMP filtering IGMP enable state IGMP match-action state Default Value None Disabled Deny 15-18 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 all others are user ports, each connected to allow IP...
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... errors (buf-ovflw) When the Switch TopN Reports utility starts, it gathers data from the earlier data, and stores the difference. 22 C H A P T E R Using Switch TopN Reports This chapter describes how to collect and analyze data for a user-specified period. The Switch TopN Reports utility collects the following data for each physical port on the Catalyst enterprise LAN...
... errors (buf-ovflw) When the Switch TopN Reports utility starts, it gathers data from the earlier data, and stores the difference. 22 C H A P T E R Using Switch TopN Reports This chapter describes how to collect and analyze data for a user-specified period. The Switch TopN Reports utility collects the following data for each physical port on the Catalyst enterprise LAN...
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... remove them using the clear top {all | report_num} command. 22-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 The system notifies you when the Switch TopN reports are complete by sending a syslog message to view the completed Switch TopN reports. For reports that are not completed, the system displays a short description of...
... remove them using the clear top {all | report_num} command. 22-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 The system notifies you when the Switch TopN reports are complete by sending a syslog message to view the completed Switch TopN reports. For reports that are not completed, the system displays a short description of...
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... % (Tx + Rx) (Tx + Rx) (Tx + Rx) (Tx + Rx) (Rx) flow 1/1 100 0 7950 81 0 81 0 0 2/1 100 0 2244 29 0 23 0 0 1/2 100 0 1548 12 0 12 0 0 2/10 100 0 0 0 0 0 0 0 2/9 100 0 0 0 0 0 0 0 Console> (enable) To run a Switch TopN Report in the background and view the results, perform this task in privileged mode: Task Run the Switch TopN Reports utility in the foreground. If you do not specify the report_num...
... % (Tx + Rx) (Tx + Rx) (Tx + Rx) (Tx + Rx) (Rx) flow 1/1 100 0 7950 81 0 81 0 0 2/1 100 0 2244 29 0 23 0 0 1/2 100 0 1548 12 0 12 0 0 2/10 100 0 0 0 0 0 0 0 2/9 100 0 0 0 0 0 0 0 Console> (enable) To run a Switch TopN Report in the background and view the results, perform this task in privileged mode: Task Run the Switch TopN Reports utility in the foreground. If you do not specify the report_num...
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... + Rx) (Rx) flow 1/1 100 0 7880 83 0 83 0 0 2/12 100 0 0 0 0 0 0 0 2/11 100 0 0 0 0 0 0 0 2/10 100 0 0 0 0 0 0 0 2/9 100 0 0 0 0 0 0 0 Console> (enable) show top report 5 Start Time: 06/16/1998,17:29:40 End Time: 06/16/1998,17:30:11 PortType: all Metric: pkts (Tx + Rx) Port Band- Only the reports that have completed are cleared. 22-4 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...
... + Rx) (Rx) flow 1/1 100 0 7880 83 0 83 0 0 2/12 100 0 0 0 0 0 0 0 2/11 100 0 0 0 0 0 0 0 2/10 100 0 0 0 0 0 0 0 2/9 100 0 0 0 0 0 0 0 Console> (enable) show top report 5 Start Time: 06/16/1998,17:29:40 End Time: 06/16/1998,17:30:11 PortType: all Metric: pkts (Tx + Rx) Port Band- Only the reports that have completed are cleared. 22-4 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...
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Console> (enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 22-5 Chapter 22 Using Switch TopN Reports Running and Viewing Switch TopN Reports This example shows how to remove a specific Switch TopN report and how to remove all 06/16/1998,17:36:52:MGMT-5:TopN report 1 killed by Console//. 06/16/1998,17:36...
Console> (enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 22-5 Chapter 22 Using Switch TopN Reports Running and Viewing Switch TopN Reports This example shows how to remove a specific Switch TopN report and how to remove all 06/16/1998,17:36:52:MGMT-5:TopN report 1 killed by Console//. 06/16/1998,17:36...
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Running and Viewing Switch TopN Reports Chapter 22 Using Switch TopN Reports 22-6 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01
Running and Viewing Switch TopN Reports Chapter 22 Using Switch TopN Reports 22-6 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01
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...v3 10.6.4.201 guestuser2 ifDescr.1 Enter Authentication password :guestuser2password Enter Privacy password :privacypasswd2 REPORT received, cannot recover: usmStatsUnsupportedSecLevels.0 = 1 Using CiscoWorks2000 CiscoWorks2000 is a family of web-based and management platform-independent products for managing Cisco ...enterprise networks and devices. For more information, refer to the following publications: • Getting Started with Resource Manager Essentials • Getting Started with CWSI Campus 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...
...v3 10.6.4.201 guestuser2 ifDescr.1 Enter Authentication password :guestuser2password Enter Privacy password :privacypasswd2 REPORT received, cannot recover: usmStatsUnsupportedSecLevels.0 = 1 Using CiscoWorks2000 CiscoWorks2000 is a family of web-based and management platform-independent products for managing Cisco ...enterprise networks and devices. For more information, refer to the following publications: • Getting Started with Resource Manager Essentials • Getting Started with CWSI Campus 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...
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...) lookup. 27 C H A P T E R Administering the Switch This chapter describes how to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. Note For complete syntax and usage information for Tech Support, page 27-12 Setting the System Name and System Prompt The system name on the Catalyst enterprise LAN switches. To configure the switch manually, complete the following...
...) lookup. 27 C H A P T E R Administering the Switch This chapter describes how to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. Note For complete syntax and usage information for Tech Support, page 27-12 Setting the System Name and System Prompt The system name on the Catalyst enterprise LAN switches. To configure the switch manually, complete the following...
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... the Cisco Technical Assistance Center (TAC). Command write tech-support {host} {file} [module mod_num] [port mod_num/port_num] [vlan vlan_num] [memory] [config] This example shows a report sent to host 172.20.32.10 and to techsupport.txt on 172.20.32.10 (y/n) [n]? y / Finished network upload. (67784 bytes) Console> (enable) 27-12 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software...
... the Cisco Technical Assistance Center (TAC). Command write tech-support {host} {file} [module mod_num] [port mod_num/port_num] [vlan vlan_num] [memory] [config] This example shows a report sent to host 172.20.32.10 and to techsupport.txt on 172.20.32.10 (y/n) [n]? y / Finished network upload. (67784 bytes) Console> (enable) 27-12 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software...
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...is tied to the power supply status so that the status of the inline power switch can be reported to insert additional modules that exceed the power of the power supplies into the switch, the switch places the newly inserted module into the 1400 W DC power supply. If you ... adjusts between system power (for inline power. Chapter 28 Power Management Understanding How Power Management Works on the Catalyst 4500 Series Switches • Combined mode requires that you can seriously damage your switch. • The 1400 W DC power supply works with a variety of DC sources. If the power supply...
...is tied to the power supply status so that the status of the inline power switch can be reported to insert additional modules that exceed the power of the power supplies into the switch, the switch places the newly inserted module into the 1400 W DC power supply. If you ... adjusts between system power (for inline power. Chapter 28 Power Management Understanding How Power Management Works on the Catalyst 4500 Series Switches • Combined mode requires that you can seriously damage your switch. • The 1400 W DC power supply works with a variety of DC sources. If the power supply...
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...well, and no further configuration is no more than the power reported in the Total PWR Allocated to Module field of the show port inlinepower [mod[/port]] 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 28-19 Command show environment power ... (enable) Setting the Default Power Allocation for each port. To set to a port when it discovers a powered device on a Catalyst 4500 series switch with the set port inlinepower mod/port static | auto max-wattage command, the power drawn from the global allocation is disabled, or...
...well, and no further configuration is no more than the power reported in the Total PWR Allocated to Module field of the show port inlinepower [mod[/port]] 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 28-19 Command show environment power ... (enable) Setting the Default Power Allocation for each port. To set to a port when it discovers a powered device on a Catalyst 4500 series switch with the set port inlinepower mod/port static | auto max-wattage command, the power drawn from the global allocation is disabled, or...
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...-5-MOD_OK:Module 3 is online 1999 Apr 16 10:01:42 %SYS-5-MOD_OK:Module 6 is online 1999 Apr 16 10:02:27 %PAGP-5-PORTTOSTP:Port 3/1 joined bridge port 3/1 1999 Apr 16 10:02:28 %PAGP-5-PORTTOSTP:Port 3/2 joined bridge port 3/2 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 37-3 This information... or event. Single-digit code from 0 to which the message refers (for example, SNMP, SYS, etc.). Text string containing detailed information about the event being reported. Table 37-2 Definitions of the message.
...-5-MOD_OK:Module 3 is online 1999 Apr 16 10:01:42 %SYS-5-MOD_OK:Module 6 is online 1999 Apr 16 10:02:27 %PAGP-5-PORTTOSTP:Port 3/1 joined bridge port 3/1 1999 Apr 16 10:02:28 %PAGP-5-PORTTOSTP:Port 3/2 joined bridge port 3/2 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 37-3 This information... or event. Single-digit code from 0 to which the message refers (for example, SNMP, SYS, etc.). Text string containing detailed information about the event being reported. Table 37-2 Definitions of the message.
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... %SYS-5-MOD_OK:Module 3 is online 1999 Apr 16 10:01:42 %SYS-5-MOD_OK:Module 6 is online 1999 Apr 16 10:02:27 %PAGP-5-PORTTOSTP:Port 3/1 joined bridge port 3/1 1999 Apr 16 10:02:28 %PAGP-5-PORTTOSTP:Port 3/2 joined bridge port 3/2 37-4 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Default... set logging timestamp enable command. Text string that indicates the severity of the error or event. Text string containing detailed information about the event being reported. Messages are supported by the system message logs.
... %SYS-5-MOD_OK:Module 3 is online 1999 Apr 16 10:01:42 %SYS-5-MOD_OK:Module 6 is online 1999 Apr 16 10:02:27 %PAGP-5-PORTTOSTP:Port 3/1 joined bridge port 3/1 1999 Apr 16 10:02:28 %PAGP-5-PORTTOSTP:Port 3/2 joined bridge port 3/2 37-4 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Default... set logging timestamp enable command. Text string that indicates the severity of the error or event. Text string containing detailed information about the event being reported. Messages are supported by the system message logs.
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... from the others, even if its time source the machine with through NTP. NTP distributes this chapter, refer to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. NTP uses a stratum to describe how many NTP hops away a machine is attached to a time server....two ways to avoid synchronizing to a machine whose time might be accessible by several machines and does not synchronize to a machine whose time is reported by the client switch. Configuring NTP 39 C H A P T E R This chapter describes how to configure the Network Time Protocol (NTP) on . All...
... from the others, even if its time source the machine with through NTP. NTP distributes this chapter, refer to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. NTP uses a stratum to describe how many NTP hops away a machine is attached to a time server....two ways to avoid synchronizing to a machine whose time might be accessible by several machines and does not synchronize to a machine whose time is reported by the client switch. Configuring NTP 39 C H A P T E R This chapter describes how to configure the Network Time Protocol (NTP) on . All...