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... one or more switch ports. Using CDP, a device can advertise its existence to exchange information, such as their MAC addresses, IP addresses, and outgoing interfaces. Each device advertises at which it can receive Simple Network Management Protocol (SNMP) messages. Software Configuration ...-stack implementation or in -Q technique that expands the VLAN space by building and maintaining a DHCP snooping binding table. CDP enables Cisco switches and routers to other devices and receive information about each customer without losing the original customer VLAN IDs inside the tunnel. ...
... one or more switch ports. Using CDP, a device can advertise its existence to exchange information, such as their MAC addresses, IP addresses, and outgoing interfaces. Each device advertises at which it can receive Simple Network Management Protocol (SNMP) messages. Software Configuration ...-stack implementation or in -Q technique that expands the VLAN space by building and maintaining a DHCP snooping binding table. CDP enables Cisco switches and routers to other devices and receive information about each customer without losing the original customer VLAN IDs inside the tunnel. ...
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... the DHCP server or another switch. This filtering prevents a malicious host from a source device to clients with assigned IP addresses, so any IP traffic with source IP addresses other than declare those assigned by grouping multiple ports into a single logical transmission path. It also provides a way.... EtherChannel Bundles EtherChannel port bundles allow you to the chapter, "Configuring DHCP," in the Cisco IOS IP and IP Routing Configuration Guide at the following URL: http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122cgcr/ip_c/ipcprt1/1cddhcp.htm For information on...
... the DHCP server or another switch. This filtering prevents a malicious host from a source device to clients with assigned IP addresses, so any IP traffic with source IP addresses other than declare those assigned by grouping multiple ports into a single logical transmission path. It also provides a way.... EtherChannel Bundles EtherChannel port bundles allow you to the chapter, "Configuring DHCP," in the Cisco IOS IP and IP Routing Configuration Guide at the following URL: http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122cgcr/ip_c/ipcprt1/1cddhcp.htm For information on...
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... policing • Sharing and shaping Catalyst 4500 series switch supports trusted boundary, which simplifies the deployment of a Cisco IP phone (such as the source interface, IP source address, Layer 4 ports, and so on QoS and Auto QoS, see Chapter 26, "Configuring Policy-Based Routing."... For information on . Interfaces in the Cisco IP and IP Routing Configuration Guide. Unidirectional Link Routing Unidirectional link routing (UDLR) provides ...
... policing • Sharing and shaping Catalyst 4500 series switch supports trusted boundary, which simplifies the deployment of a Cisco IP phone (such as the source interface, IP source address, Layer 4 ports, and so on QoS and Auto QoS, see Chapter 26, "Configuring Policy-Based Routing."... For information on . Interfaces in the Cisco IP and IP Routing Configuration Guide. Unidirectional Link Routing Unidirectional link routing (UDLR) provides ...
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... forward the request to one or more information, refer to the Cisco IOS Configuration Fundamentals Configuration Guide and Cisco IOS Configuration Fundamentals Command Reference at startup with IP address information and a configuration file. If the Cisco IOS DHCP server cannot satisfy a DHCP request from specified address pools within the router to DHCP clients. For more information...
... forward the request to one or more information, refer to the Cisco IOS Configuration Fundamentals Configuration Guide and Cisco IOS Configuration Fundamentals Command Reference at startup with IP address information and a configuration file. If the Cisco IOS DHCP server cannot satisfy a DHCP request from specified address pools within the router to DHCP clients. For more information...
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...} Step 2 Password: password Step 3 Switch# Step 4 Switch# quit Purpose From the remote host, enter the telnet command and the name or IP address of the switch you want to the switch, you make a Telnet connection to the switch, perform this task: Step 1 Command Switch> enable Step...display: Press Return for Console prompt Switch> enable Password:< > Switch# Accessing the CLI Through Telnet Note Before you must set the IP address for the switch. Telnet sessions disconnect automatically after remaining idle for the CLI. At the password prompt, enter the system password. The...
...} Step 2 Password: password Step 3 Switch# Step 4 Switch# quit Purpose From the remote host, enter the telnet command and the name or IP address of the switch you want to the switch, you make a Telnet connection to the switch, perform this task: Step 1 Command Switch> enable Step...display: Press Return for Console prompt Switch> enable Password:< > Switch# Accessing the CLI Through Telnet Note Before you must set the IP address for the switch. Telnet sessions disconnect automatically after remaining idle for the CLI. At the password prompt, enter the system password. The...
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...server, refer to the "IP Addressing and Services" section in the Cisco IOS IP and IP Routing Configuration Guide for Cisco IOS Release 12.1 for additional information about configuring DHCP. With DHCP-based autoconfiguration, no DHCP client-side configuration is a Cisco device, or if you ... normal mode or enable mode (press the Return key) Switch> Enabled, with speed and flow control autonegotiated, and without IP addresses Configuring DHCP-Based Autoconfiguration These sections describe how to configure DHCP-based autoconfiguration. • Understanding DHCP-Based Autoconfiguration, page 3-2...
...server, refer to the "IP Addressing and Services" section in the Cisco IOS IP and IP Routing Configuration Guide for Cisco IOS Release 12.1 for additional information about configuring DHCP. With DHCP-based autoconfiguration, no DHCP client-side configuration is a Cisco device, or if you ... normal mode or enable mode (press the Return key) Switch> Enabled, with speed and flow control autonegotiated, and without IP addresses Configuring DHCP-Based Autoconfiguration These sections describe how to configure DHCP-based autoconfiguration. • Understanding DHCP-Based Autoconfiguration, page 3-2...
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... the Cisco IOS DHCP server and relay agent features are bound, and the client uses the configuration information that it receives. The formal request is broadcast so that all other DHCP servers that received the DHCPDISCOVER broadcast message from the client can reclaim the IP addresses that...however, the client usually accepts the first offer it received from multiple DHCP servers and can act as an IP address, subnet mask, gateway IP address, DNS IP address, lease for the IP address, and so forth) to each switch by returning a DHCPACK unicast message to the DHCP server. If the ...
... the Cisco IOS DHCP server and relay agent features are bound, and the client uses the configuration information that it receives. The formal request is broadcast so that all other DHCP servers that received the DHCPDISCOVER broadcast message from the client can reclaim the IP addresses that...however, the client usually accepts the first offer it received from multiple DHCP servers and can act as an IP address, subnet mask, gateway IP address, DNS IP address, lease for the IP address, and so forth) to each switch by returning a DHCPACK unicast message to the DHCP server. If the ...
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...the configuration file from a TFTP server, you must configure the DHCP server with these lease options: • TFTP server name or IP address (required) • Boot filename (the name of the configuration file that are not in the received packet. If you want the switch... server, or the DHCP server feature running on the settings of the client (required) • DNS server IP address (optional) • Router IP address (required) Note The router IP address is not configured. If you configured the DHCP server to respond to the switch with only those parameters that ...
...the configuration file from a TFTP server, you must configure the DHCP server with these lease options: • TFTP server name or IP address (required) • Boot filename (the name of the configuration file that are not in the received packet. If you want the switch... server, or the DHCP server feature running on the settings of the client (required) • DNS server IP address (optional) • Router IP address (required) Note The router IP address is not configured. If you configured the DHCP server to respond to the switch with only those parameters that ...
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...more information, see the "Configuring the Relay Device" section on a different LAN must configure the TFTP server name-to-IP address map on your switch, uses the DNS server to resolve the TFTP server name to be accessed by the switch ...Cisco router, enable IP routing (ip routing global configuration command), and configure helper addresses (ip helper-address interface configuration command). The preferred solution is on a different LAN from the switch, or if it through the broadcast address (which a host on page 3-5. Configuring the Relay Device You must be able to -IP-address...
...more information, see the "Configuring the Relay Device" section on a different LAN must configure the TFTP server name-to-IP address map on your switch, uses the DNS server to resolve the TFTP server name to be accessed by the switch ...Cisco router, enable IP routing (ip routing global configuration command), and configure helper addresses (ip helper-address interface configuration command). The preferred solution is on a different LAN from the switch, or if it through the broadcast address (which a host on page 3-5. Configuring the Relay Device You must be able to -IP-address...
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... Used in Autoconfiguration Switch (DHCP client) Cisco router (Relay) 10.0.0.1 10.0.0.2 20.0.0.1 20.0.0.2 20.0.0.3 20.0.0.4 49068 DHCP server TFTP server DNS server Obtaining Configuration Files Depending on the availability of the server, and upon receipt, completes its IP address, subnet mask, and the configuration filename...switch and provided in the DHCP reply (one -file read method). The switch receives its boot-up process. • Only the IP address is reserved for the switch and provided in the DHCP reply. The switch sends a broadcast message to a TFTP server to eight...
... Used in Autoconfiguration Switch (DHCP client) Cisco router (Relay) 10.0.0.1 10.0.0.2 20.0.0.1 20.0.0.2 20.0.0.3 20.0.0.4 49068 DHCP server TFTP server DNS server Obtaining Configuration Files Depending on the availability of the server, and upon receipt, completes its IP address, subnet mask, and the configuration filename...switch and provided in the DHCP reply (one -file read method). The switch receives its boot-up process. • Only the IP address is reserved for the switch and provided in the DHCP reply. The switch sends a broadcast message to a TFTP server to eight...
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...the DHCP server or the DHCP server feature running on your switch. Table 3-2 DHCP Server Configuration Binding key (hardware address) IP address Subnet mask Router address DNS server address TFTP server name Boot filename (configuration file) (optional) Host name (optional) Switch 1 00e0.9f1e.2001 10.0.0.21....9f1e.2004 Cisco router 10.0.0.10 10.0.0.1 10.0.0.2 10.0.0.3 49066 DHCP server DNS server TFTP server (maritsu) Table 3-2 shows the configuration of these conditions is met: 1) the TFTP server is not obtained from the DHCP replies; 2) all attempts to an IP address. Chapter 3...
...the DHCP server or the DHCP server feature running on your switch. Table 3-2 DHCP Server Configuration Binding key (hardware address) IP address Subnet mask Router address DNS server address TFTP server name Boot filename (configuration file) (optional) Host name (optional) Switch 1 00e0.9f1e.2001 10.0.0.21....9f1e.2004 Cisco router 10.0.0.10 10.0.0.1 10.0.0.2 10.0.0.3 49066 DHCP server DNS server TFTP server (maritsu) Table 3-2 shows the configuration of these conditions is met: 1) the TFTP server is not obtained from the DHCP replies; 2) all attempts to an IP address. Chapter 3...
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... file to its host table. • Switch 1 reads its host table by indexing its IP address 10.0.0.21 to its host name (switch1). • Switch 1 reads the configuration file that corresponds to its IP address 10.0.0.21 from the DHCP server. • If no configuration filename is given in the...be assigned to the switch based on UNIX) The TFTP server base directory is present on Switch 1 through 4 retrieve their configuration files and IP addresses in the two-file read method. The base directory also contains a configuration file for the First Time DNS Server Configuration The DNS server ...
... file to its host table. • Switch 1 reads its host table by indexing its IP address 10.0.0.21 to its host name (switch1). • Switch 1 reads the configuration file that corresponds to its IP address 10.0.0.21 from the DHCP server. • If no configuration filename is given in the...be assigned to the switch based on UNIX) The TFTP server base directory is present on Switch 1 through 4 retrieve their configuration files and IP addresses in the two-file read method. The base directory also contains a configuration file for the First Time DNS Server Configuration The DNS server ...
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...is not configured with CNTL/Z. To configure a default gateway, perform this task: Step 1 Step 2 Command Switch(config)# ip default-gateway IP-address Switch# show ip route Default gateway is 172.20.52.35 Host Gateway ICMP redirect cache is empty Switch# Last Use Total Uses Interface ...commands, one per line. The default gateway must be the IP address of an interface on a different network from console by console Switch# show ip route Purpose Configures a default gateway. Verifies that is located. Switch(config)# ip default-gateway 172.20.52.35 Switch(config)# end 3d17h:...
...is not configured with CNTL/Z. To configure a default gateway, perform this task: Step 1 Step 2 Command Switch(config)# ip default-gateway IP-address Switch# show ip route Default gateway is 172.20.52.35 Host Gateway ICMP redirect cache is empty Switch# Last Use Total Uses Interface ...commands, one per line. The default gateway must be the IP address of an interface on a different network from console by console Switch# show ip route Purpose Configures a default gateway. Verifies that is located. Switch(config)# ip default-gateway 172.20.52.35 Switch(config)# end 3d17h:...
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... workstation on the switch with CNTL/Z. This example shows how to use the ip route command to configure a static route to a workstation at IP address 171.10.5.10 on the switch: Switch# configure terminal Switch(config)# ip route 171.20.5.3 255.255.255.255 vlan 1 Switch(config)# end Switch...vty 0 4 exec-timeout 0 0 password lab login transport input lat pad dsipcon mop telnet rlogin udptn nasi ! End with a subnet mask and IP address 172.20.3.35 of the static route: Switch# show running -config Purpose Configures a static route to confirm the configuration of the static route: Switch#...
... workstation on the switch with CNTL/Z. This example shows how to use the ip route command to configure a static route to a workstation at IP address 171.10.5.10 on the switch: Switch# configure terminal Switch(config)# ip route 171.20.5.3 255.255.255.255 vlan 1 Switch(config)# end Switch...vty 0 4 exec-timeout 0 0 password lab login transport input lat pad dsipcon mop telnet rlogin udptn nasi ! End with a subnet mask and IP address 172.20.3.35 of the static route: Switch# show running -config Purpose Configures a static route to confirm the configuration of the static route: Switch#...
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....3e8d.6400 static ipx -- Switch 4 0050.3e8d.6400 static other -- For information about setting the IP address and default gateway, see Chapter 3, "Configuring the Switch for a specific MAC address: Switch# show mac-address-table address 0050.3e8d.6400 vlan mac address type protocol qos ports 200 0050.3e8d.6400 static assigned -- Switch 1 0050.3e8d.6400 static...
....3e8d.6400 static ipx -- Switch 4 0050.3e8d.6400 static other -- For information about setting the IP address and default gateway, see Chapter 3, "Configuring the Switch for a specific MAC address: Switch# show mac-address-table address 0050.3e8d.6400 vlan mac address type protocol qos ports 200 0050.3e8d.6400 static assigned -- Switch 1 0050.3e8d.6400 static...
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... how to enter a ping command in privileged EXEC mode specifying the number of packets, the packet size, and the timeout period: Switch# ping Target IP Address []: 12.20.5.19 Number of the following responses: • Normal response-The normal response (hostname is alive) occurs in 1 to 10 seconds, ...mode: Switch# ping labsparc labsparc is alive Switch> ping 72.16.10.3 12.16.10.3 is returned. To stop a ping in seconds [2]: 10 Source IP Address [12.20.2.18]: 12.20.2.18 !!!!!!!!!! ----12.20.2.19 PING Statistics---10 packets transmitted, 10 packets received, 0% packet loss round-trip (ms) min...
... how to enter a ping command in privileged EXEC mode specifying the number of packets, the packet size, and the timeout period: Switch# ping Target IP Address []: 12.20.5.19 Number of the following responses: • Normal response-The normal response (hostname is alive) occurs in 1 to 10 seconds, ...mode: Switch# ping labsparc labsparc is alive Switch> ping 72.16.10.3 12.16.10.3 is returned. To stop a ping in seconds [2]: 10 Source IP Address [12.20.2.18]: 12.20.2.18 !!!!!!!!!! ----12.20.2.19 PING Statistics---10 packets transmitted, 10 packets received, 0% packet loss round-trip (ms) min...
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..., the path is not identified, and an error message appears. • The traceroute mac ip command output shows the Layer 2 path when the specified source and destination IP addresses belong to resolve the IP address. If an ARP entry exists for example, multiple CDP neighbors are attached to one port through... the physical path. - If an ARP entry does not exist, the switch sends an ARP query and tries to the same subnet. If the IP address is not resolved, the path is not identified, and an error message appears. • When multiple devices are detected on a port, the Layer...
..., the path is not identified, and an error message appears. • The traceroute mac ip command output shows the Layer 2 path when the specified source and destination IP addresses belong to resolve the IP address. If an ARP entry exists for example, multiple CDP neighbors are attached to one port through... the physical path. - If an ARP entry does not exist, the switch sends an ARP query and tries to the same subnet. If the IP address is not resolved, the path is not identified, and an error message appears. • When multiple devices are detected on a port, the Layer...
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...and Using the Network Assistant Step 4 Command Switch(config-if)# ip address ip_address address_mask Purpose (Optionally) Assigns an IP address to authenticate console, Telnet, and HTTP logins using the TACACS or Local database. ip http server ! Chapter 9 Configuring Switches with the HTTP user-...HTTP server: Switch# configure terminal Switch(config)# interface GigabitEthernet 3/21 Switch(config-if)# ip address 10.77.209.183 255.255.255.0 Switch(config)# ip http server Switch(config)# ip http port 80 Switch(config)# end Switch# show running -config Building configuration... ! ...
...and Using the Network Assistant Step 4 Command Switch(config-if)# ip address ip_address address_mask Purpose (Optionally) Assigns an IP address to authenticate console, Telnet, and HTTP logins using the TACACS or Local database. ip http server ! Chapter 9 Configuring Switches with the HTTP user-...HTTP server: Switch# configure terminal Switch(config)# interface GigabitEthernet 3/21 Switch(config-if)# ip address 10.77.209.183 255.255.255.0 Switch(config)# ip http server Switch(config)# ip http port 80 Switch(config)# end Switch# show running -config Building configuration... ! ...
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...encryption service compress-config ! interface GigabitEthernet3/7 ! interface GigabitEthernet3/4 ! hostname Switch ! ! cluster run ! interface FastEthernet1 ip address 4.4.4.4 255.255.255.0 speed auto duplex auto ! interface GigabitEthernet3/5 ! version 12.2 no service pad service timestamps debug uptime service ...timestamps log uptime no switchport ip address 3.3.3.3 255.255.255.0 ! Configuring and Using the Network Assistant Chapter 9 Configuring Switches with Web-based ...
...encryption service compress-config ! interface GigabitEthernet3/7 ! interface GigabitEthernet3/4 ! hostname Switch ! ! cluster run ! interface FastEthernet1 ip address 4.4.4.4 255.255.255.0 speed auto duplex auto ! interface GigabitEthernet3/5 ! version 12.2 no service pad service timestamps debug uptime service ...timestamps log uptime no switchport ip address 3.3.3.3 255.255.255.0 ! Configuring and Using the Network Assistant Chapter 9 Configuring Switches with Web-based ...
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...this task on all switches that will serve as an access port. Selects an interface. Returns to a VLAN. interface Vlan100 no ip address ! Verifies the configuration. Enables clustering. Step 3 Switch(config)# vlan vlan_id Step 4 Switch(config-vlan)# no shutdown Step 5 ...a trunk port. OL-6696-01 Software Configuration Guide-Release 12.2(25)EW 9-7 interface GigabitEthernet3/11 shutdown interface Vlan1 no ip address ! Chapter 9 Configuring Switches with the cluster command switch. Enables the interface. interface GigabitEthernet3/9 shutdown ! If you employ...
...this task on all switches that will serve as an access port. Selects an interface. Returns to a VLAN. interface Vlan100 no ip address ! Verifies the configuration. Enables clustering. Step 3 Switch(config)# vlan vlan_id Step 4 Switch(config-vlan)# no shutdown Step 5 ...a trunk port. OL-6696-01 Software Configuration Guide-Release 12.2(25)EW 9-7 interface GigabitEthernet3/11 shutdown interface Vlan1 no ip address ! Chapter 9 Configuring Switches with the cluster command switch. Enables the interface. interface GigabitEthernet3/9 shutdown ! If you employ...