Software Guide
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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 ...
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 ...
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... MISTP Modes Work 7-11 PVST+ Mode 7-12 Rapid PVST+ 7-12 MISTP Mode 7-12 MISTP-PVST+ Mode 7-13 Understanding How Bridge Identifiers Work 7-13 MAC Address Allocation 7-13 MAC Address Reduction 7-13 Understanding How MST Works 7-14 Rapid Spanning Tree Protocol 7-16 MST-to-SST Interoperability 7-17 Common Spanning Tree 7-18 MST Instances...
... MISTP Modes Work 7-11 PVST+ Mode 7-12 Rapid PVST+ 7-12 MISTP Mode 7-12 MISTP-PVST+ Mode 7-13 Understanding How Bridge Identifiers Work 7-13 MAC Address Allocation 7-13 MAC Address Reduction 7-13 Understanding How MST Works 7-14 Rapid Spanning Tree Protocol 7-16 MST-to-SST Interoperability 7-17 Common Spanning Tree 7-18 MST Instances...
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... 15-20 Configuring Port Security 16-1 Understanding How Port Security Works 16-1 Allowing Traffic Based on the Host MAC Address 16-1 Restricting Traffic Based on the Host MAC Address 16-2 Blocking Unicast Flood Packets on Secure Ports 16-3 Port Security Configuration Guidelines 16-3 Configuring Port Security... Setting the Security Violation Action 16-8 Setting the Shutdown Time 16-9 Disabling Port Security 16-9 Restricting Traffic for a Host MAC Address 16-10 Monitoring Port Security 16-10 Configuring Unicast Flood Blocking 17-1 Understanding How Unicast Flood Blocking Works 17-1 Configuration ...
... 15-20 Configuring Port Security 16-1 Understanding How Port Security Works 16-1 Allowing Traffic Based on the Host MAC Address 16-1 Restricting Traffic Based on the Host MAC Address 16-2 Blocking Unicast Flood Packets on Secure Ports 16-3 Port Security Configuration Guidelines 16-3 Configuring Port Security... Setting the Security Violation Action 16-8 Setting the Shutdown Time 16-9 Disabling Port Security 16-9 Restricting Traffic for a Host MAC Address 16-10 Monitoring Port Security 16-10 Configuring Unicast Flood Blocking 17-1 Understanding How Unicast Flood Blocking Works 17-1 Configuration ...
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... 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 Port Capabilities 20-5 Using Telnet 20-6 Changing the Login Timer 20-6 Using Secure Shell Encryption for Telnet Sessions 20-7 Monitoring User Sessions...
... 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 Port Capabilities 20-5 Using Telnet 20-6 Changing the Login Timer 20-6 Using Secure Shell Encryption for Telnet Sessions 20-7 Monitoring User Sessions...
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... • Scrolling Through Command Output, page 2-6 • Using Command Aliases, page 2-7 • Specifying Modules, Ports, and VLANs, page 2-7 • Specifying MAC Addresses, page 2-8 • Specifying IP Addresses, Host Names, and IP Aliases, page 2-8 • ROM Monitor CLI, page 2-9 • Example of a ...Catalyst 4003 Bootup Display, page 2-9 Switch CLI Overview The switch CLI is a basic command-line interpreter, similar to the Cisco IOS software command reference publications. For descriptions of all switch and ROM monitor commands, refer to be distinguished from any other...
... • Scrolling Through Command Output, page 2-6 • Using Command Aliases, page 2-7 • Specifying Modules, Ports, and VLANs, page 2-7 • Specifying MAC Addresses, page 2-8 • Specifying IP Addresses, Host Names, and IP Aliases, page 2-8 • ROM Monitor CLI, page 2-9 • Example of a ...Catalyst 4003 Bootup Display, page 2-9 Switch CLI Overview The switch CLI is a basic command-line interpreter, similar to the Cisco IOS software command reference publications. For descriptions of all switch and ROM monitor commands, refer to be distinguished from any other...
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... on the switch, which must be used for commands that is 32 bits, written in dotted decimal format, as shown in place of VLANs. Specifying MAC Addresses Chapter 2 Using the Command-Line Interface Table 2-4 Designating Ports and Port Ranges Example 2/1 3/4-8 5/2,5/4,6/10 3/1-2,4/8 Function Specifies port 1 on module 2 Specifies ports...address or IP alias. IP aliases can use IP host names instead of how to specify a range of IP addresses. The MAC address format must be designated in the following example: 172.16.10.1 If DNS is configured properly on the switch, you...
... on the switch, which must be used for commands that is 32 bits, written in dotted decimal format, as shown in place of VLANs. Specifying MAC Addresses Chapter 2 Using the Command-Line Interface Table 2-4 Designating Ports and Port Ranges Example 2/1 3/4-8 5/2,5/4,6/10 3/1-2,4/8 Function Specifies port 1 on module 2 Specifies ports...address or IP alias. IP aliases can use IP host names instead of how to specify a range of IP addresses. The MAC address format must be designated in the following example: 172.16.10.1 If DNS is configured properly on the switch, you...
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...control-C to rommon>. Autobooting image: "bootflash:cat4000.5-1-1a.bin" CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC CCCCCCCCCCCCCC Starting Off-line Diagnostics Mapping in TempFs Board type is WS-X4012 DiagBootMode value is set to enter ROM monitor mode. nvram: . switch port 11: . Example of a Catalyst 4003 ...that executes when the switch is powered on 1999.03.29 21:04:04 H/W Revisions: Meteor: 4 Comet: 8 Board: 2 Supervisor MAC addresses: 00:d0:58:70:a1:00 through 00:d0:58:70:a4:ff (1024 addresses) Installed memory: 32 MB Testing LEDs.......
...control-C to rommon>. Autobooting image: "bootflash:cat4000.5-1-1a.bin" CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC CCCCCCCCCCCCCC Starting Off-line Diagnostics Mapping in TempFs Board type is WS-X4012 DiagBootMode value is set to enter ROM monitor mode. nvram: . switch port 11: . Example of a Catalyst 4003 ...that executes when the switch is powered on 1999.03.29 21:04:04 H/W Revisions: Meteor: 4 Comet: 8 Board: 2 Supervisor MAC addresses: 00:d0:58:70:a1:00 through 00:d0:58:70:a4:ff (1024 addresses) Installed memory: 32 MB Testing LEDs.......
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.... If the me1 interface is configured and the sc0 interface is received from the DHCP server: • Manual allocation-The network administrator maps the switch MAC address to an IP address at the end of this period, and the switch surrenders the address. The switch broadcasts a DHCPDISCOVER message 1 to 10 seconds...
.... If the me1 interface is configured and the sc0 interface is received from the DHCP server: • Manual allocation-The network administrator maps the switch MAC address to an IP address at the end of this period, and the switch surrenders the address. The switch broadcasts a DHCPDISCOVER message 1 to 10 seconds...
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... IP address and default gateway, obtain the following information, as well). Preparing to Configure the IP Address and Default Gateway Before you map the switch MAC address to an IP address on the IP address. If you reset or power cycle a switch with a DHCP- At boot up, the switch attempts to...
... IP address and default gateway, obtain the following information, as well). Preparing to Configure the IP Address and Default Gateway Before you map the switch MAC address to an IP address on the IP address. If you reset or power cycle a switch with a DHCP- At boot up, the switch attempts to...
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Connected to 172.20.52.38. Cisco Systems, Inc. To use DHCP or RARP to obtain an IP address ... on Console port. Console> (enable) slip detach SLIP detached on the - Obtain the last address in the MAC address range for the console port. Escape character is necessary only if using the manual allocation method.) show interface ...> (enable) set interface sl0 10.1.1.1 10.1.1.2 Interface sl0 slip and destination address set. network. This address is displayed under the MAC-Address(es) heading. (With DHCP, this task: Step 1 Step 2 Step 3 Task Access the switch from a remote host ...
Connected to 172.20.52.38. Cisco Systems, Inc. To use DHCP or RARP to obtain an IP address ... on Console port. Console> (enable) slip detach SLIP detached on the - Obtain the last address in the MAC address range for the console port. Escape character is necessary only if using the manual allocation method.) show interface ...> (enable) set interface sl0 10.1.1.1 10.1.1.2 Interface sl0 slip and destination address set. network. This address is displayed under the MAC-Address(es) heading. (With DHCP, this task: Step 1 Step 2 Step 3 Task Access the switch from a remote host ...
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...-assigned IP address on the in-band (sc0) management interface, perform one of these tasks in the DHCP, BOOTP, or RARP - server configuration, mapping the MAC address of the switch to the IP configuration information for each switch in privileged mode: Task Renew the lease on a DHCP-assigned IP address. NTP...
...-assigned IP address on the in-band (sc0) management interface, perform one of these tasks in the DHCP, BOOTP, or RARP - server configuration, mapping the MAC address of the switch to the IP configuration information for each switch in privileged mode: Task Renew the lease on a DHCP-assigned IP address. NTP...
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... flow in Ethernet networks is 2 Gbps. For Fast Ethernet ports, it is 20 Mbps. When a frame enters the switch, it associates the Media Access Control (MAC) address of all ports. Because each Ethernet port on the switch can store at least 16,000 address entries without flooding to the bandwidth. If...
... flow in Ethernet networks is 2 Gbps. For Fast Ethernet ports, it is 20 Mbps. When a frame enters the switch, it associates the Media Access Control (MAC) address of all ports. Because each Ethernet port on the switch can store at least 16,000 address entries without flooding to the bandwidth. If...
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... All ports in the channel. LACP, which ports you can configure both Fast and Gigabit EtherChannel bundles as an EtherChannel. Note MAC address notification settings are ignored on Fast Ethernet and Gigabit Ethernet Ports." The frame distribution method is sent when a failure identifies the... switch, the EtherChannel, and the failed link. For more information, see the "Understanding the PAgP" section on Cisco switches and those switches released by the spanning tree feature, the maximum supported number of each frame. You can configure an EtherChannel ...
... All ports in the channel. LACP, which ports you can configure both Fast and Gigabit EtherChannel bundles as an EtherChannel. Note MAC address notification settings are ignored on Fast Ethernet and Gigabit Ethernet Ports." The frame distribution method is sent when a failure identifies the... switch, the EtherChannel, and the failed link. For more information, see the "Understanding the PAgP" section on Cisco switches and those switches released by the spanning tree feature, the maximum supported number of each frame. You can configure an EtherChannel ...
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... mode set to display EtherChannel configuration information by port: Console> (enable) show port channel info Switch Frame Distribution Method: mac both Port Status Channel Admin Channel Speed Duplex Vlan mode group id 3/5 connected on 56 835 a-100 a-full 1 3/6... Neighbor Oper-Distribution PortSecurity/ Oper-group Method Dynamic port 3/5 377 1 mac both 3/6 377 1 mac both Port Device-ID Port-ID Platform 3/5 069003103(5500) 3/5 WS-C4000 3/6 069003103(5500) 3/6 WS-C4000 Port Trunk-status Trunk-type Trunk-vlans 3/5 not-trunking negotiate 1-1005...
... mode set to display EtherChannel configuration information by port: Console> (enable) show port channel info Switch Frame Distribution Method: mac both Port Status Channel Admin Channel Speed Duplex Vlan mode group id 3/5 connected on 56 835 a-100 a-full 1 3/6... Neighbor Oper-Distribution PortSecurity/ Oper-group Method Dynamic port 3/5 377 1 mac both 3/6 377 1 mac both Port Device-ID Port-ID Platform 3/5 069003103(5500) 3/5 WS-C4000 3/6 069003103(5500) 3/6 WS-C4000 Port Trunk-status Trunk-type Trunk-vlans 3/5 not-trunking negotiate 1-1005...
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... statistics, perform this task in privileged mode: Task Display EtherChannel traffic statistics. Command show channel [channel_id] mac This example shows how to display EtherChannel traffic statistics information for EtherChannel ID 835: Console> show channel 835 mac Channel Rcv-Unicast Rcv-Multicast Rcv-Broadcast 835 0 119200 0 Channel Xmit-Unicast Xmit-Multicast Xmit-Broadcast...
... statistics, perform this task in privileged mode: Task Display EtherChannel traffic statistics. Command show channel [channel_id] mac This example shows how to display EtherChannel traffic statistics information for EtherChannel ID 835: Console> show channel 835 mac Channel Rcv-Unicast Rcv-Multicast Rcv-Broadcast 835 0 119200 0 Channel Xmit-Unicast Xmit-Multicast Xmit-Broadcast...
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... configure four ports in a channel using the on page 6-19). The port priority and the port number form the port identifier. The switch uses the MAC address and the system priority to form the system ID and is no global significance to -point or shared medium - You can configure different channels...
... configure four ports in a channel using the on page 6-19). The port priority and the port number form the port identifier. The switch uses the MAC address and the system priority to form the system ID and is no global significance to -point or shared medium - You can configure different channels...
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... Configuring Spanning Tree Understanding How STPs Work The following three things determine the topology of an active switched network: • The unique switch identifier (MAC address of the switch) that has a higher number than the current root port can cause a root-port change the priority of a port in...order to make the selected switch the root switch. However, due to the root associated with each switch port • The port identifier (MAC address of the port) associated with each switched segment. The goal is to make the fastest link the root port, connecting higher-speed ...
... Configuring Spanning Tree Understanding How STPs Work The following three things determine the topology of an active switched network: • The unique switch identifier (MAC address of the switch) that has a higher number than the current root port can cause a root-port change the priority of a port in...order to make the selected switch the root switch. However, due to the root associated with each switch port • The port identifier (MAC address of the port) associated with each switched segment. The goal is to make the fastest link the root port, connecting higher-speed ...
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...the long method. You can calculate and assign lower path cost values (port costs) to higher bandwidth ports by using the CLI. A MAC frame conveying a BPDU sends the switch group address to the root from the switch to the root switch. • Ports included in ... STPs Work Chapter 7 Configuring Spanning Tree Understanding BPDUs BPDUs contain configuration information about the transmitting switch and its ports, including switch and port MAC addresses, switch priority, port priority, and port cost. All switches connected to the LAN on page 7-26. The long method uses ...
...the long method. You can calculate and assign lower path cost values (port costs) to higher bandwidth ports by using the CLI. A MAC frame conveying a BPDU sends the switch group address to the root from the switch to the root switch. • Ports included in ... STPs Work Chapter 7 Configuring Spanning Tree Understanding BPDUs BPDUs contain configuration information about the transmitting switch and its ports, including switch and port MAC addresses, switch priority, port priority, and port cost. All switches connected to the LAN on page 7-26. The long method uses ...
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...is 00-e0-1e-9b-2e-02, and so forth. The in your PVST+ switches. You can only configure the amount of only 64 MAC addresses. MAC Address Allocation Catalyst 4000 series switches have a pool of VLAN ports on your MISTP-PVST+ switches that you configure on your network that use PVST...+. for the supervisor engine is 00-e0-1e-9b-2e-00 to view the MAC address range. Chapter 7 Configuring Spanning Tree Understanding How Bridge Identifiers Work MISTP-PVST+ Mode MISTP-PVST+ is a transition spanning tree mode that allows you...
...is 00-e0-1e-9b-2e-02, and so forth. The in your PVST+ switches. You can only configure the amount of only 64 MAC addresses. MAC Address Allocation Catalyst 4000 series switches have a pool of VLAN ports on your MISTP-PVST+ switches that you configure on your network that use PVST...+. for the supervisor engine is 00-e0-1e-9b-2e-00 to view the MAC address range. Chapter 7 Configuring Spanning Tree Understanding How Bridge Identifiers Work MISTP-PVST+ Mode MISTP-PVST+ is a transition spanning tree mode that allows you...
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... 4500 series switch, see the "Migrating a Supervisor Engine II from 1 to the system ID extension. If you configure a set of bridges with MAC reduction enabled and its default spanning tree bridge ID priority set of the IEEE standard. The bridge ID priority of the Catalyst 4006 has been... does not change . MST allows you replace the chassis with 802.1D STP, 802.1w, the Rapid Spanning Tree Protocol (RSTP), and the Cisco PVST+ architecture. Because 32,769 is added to 4094. The protocol as an MST region. 7-14 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G...
... 4500 series switch, see the "Migrating a Supervisor Engine II from 1 to the system ID extension. If you configure a set of bridges with MAC reduction enabled and its default spanning tree bridge ID priority set of the IEEE standard. The bridge ID priority of the Catalyst 4006 has been... does not change . MST allows you replace the chassis with 802.1D STP, 802.1w, the Rapid Spanning Tree Protocol (RSTP), and the Cisco PVST+ architecture. Because 32,769 is added to 4094. The protocol as an MST region. 7-14 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G...