Common configuration commands for LAN switch Maintenance

Source: Internet
Author: User

Common configuration commands for LAN switch Maintenance
For the following information about LAN switch maintenance, please explain the Common commands in a blank space. LAN switches have evolved from a HUB-based LAN shared in the traditional sense to a broader space. The wide st5000 series local area developed by Cisco
Www.2cto.com
Network switch as an example, it includes an integrated switching hardware structure, supports 10-Mbps Ethernet Switching and 3rd-Mbps Fast Ethernet, can pass through the fast Ethernet, FDDI, exchange-type licensing ring and layer switching processing capabilities. This type of switch provides exchange access to workstations, servers, CIDR blocks, backbone networks, and other users in the LAN. Cisco IOS software provides advanced network services for Catalyst platforms and network applications. Cisco IOS technology is optimized for switching and can be used for all Catalyst switches, including Fast Ether Channel Technology for broadband collection: optimized support for Cisco group management protocols for multi-point transfer and multimedia traffic performance, as well as a wide range of management features. CiscoIOS also supports Virtual LAN (VLAN) configuration and management, IP address management, and secure network service access to www.2cto.com.
The wide st6000 family includes the wide st6500 series and wide st6000 series, providing campus networks with a series of new high-performance multi-layer switching solutions. The ikest6000 family is designed to meet the increasing requirements for gigabit scalability, high availability, and multi-layer switching in backbone network distribution and server collection environments, providing excellent scalability and cost effectiveness, supports a wide range of options for interface density, performance, and high availability. By providing Application Intelligence, service quality mechanisms, and security, customers can use their networks more effectively to increase customer services (such as multi-point transmission and ERP applications) without sacrificing network performance. In combination with cisco ios's extensive network services, the systst6000 family provides powerful management, user mobility, security, high availability, and multimedia support for the enterprise intranet.
In addition to ipvst5000, Cisco's ipvst5000 series switches also include four models, including ipvst5002, rjst5500, rjst5505, and rjst5509. They are all enhanced models of the ipvst5000 series. The current project uses the ipvst5509 switch. Taking mongost5509 as an example, there are a total of nine slots in the rack. The first slot is used in the Supervisor Engine module, which provides layer-4 switching and remote network management, the module has dual-port and full-duplex Fast Ethernet interfaces. It can connect to other ipvst5000, routers and servers at a maximum rate of 2nd Mbps, and slots are used to plug in the backup Supervisor Engine module. The other seven slots can be used to configure any Switching Module and Routing Switching Module (RS www.2cto. comM ). The Catalyst5509 chassis is suitable for mounting to standard 19 inch racks. All system components can be operated on the same side of the chassis. One power supply must be configured for a complete system. For fault tolerance, you can select Dual Backup, Server Load balancer, and power supply that supports live plugging. The wide st6000 series and wide st5000 series LAN switches provide powerful functions, including many usage and maintenance commands. For the following common commands, please give a brief description in the blank space.
1. set port name mod_num/Port_num [name _ string] for port settings
_ (1 )_
Set port level mod_num/port_num noramal | high
Set port Rate
Set port speed mod_num/port_num
_ (2 )_
Set port duplex mod_num/port_num full | half
Check port configuration status
Show port mod_num/port_num2 network port sc0 settings
Set the logical port for physical connection in the VLAN
Sc0 set interface sc0 vlan_num [ip_address [netmask [broadcast]
3. VLAN settings
_ (3 )_
Set vlan vlan_num [name] [type]
Check the VLAN configuration status www.2cto.com
Show vlan4 test on Trunk
Create a relay on a specific port
Set trunk mod/port_num [on | off | desirable | auto] [vlans]
_ (4 )_
Show trunk
5. spantree settings
In a vlan
Spantree set spantree enable [vlan]
Set the bridging forwarding latency in a vlan
Set spantree fwddelay delay [vlan]
Set the hello message sending interval in a vlan
Set spantree hello interval [vlan]
Sets the maximum duration of a vlan connection.
Set spantree maxage agingtime [vlan]
_ (5 )_
Set spantree portcost mod_num/port_num cost
6. SNMP Protocol Configuration
Configure the SNMP domain string:
Set snmp community read-only | read-write-all community_string
_ (6 )_
Set snmp trap rcvr_address rcvr_community

_ (7 )_
Show snmp7 segment of the IP package
Set the segment of the IP package in the bridge connection between FDDI and Ethernet
Set ip fragmentation {enable | disable}
8. messages about ICMP not arriving
Set ip unreachable {enable | disable} 9 about ARP table settings www.2cto.com
Create an arp table and set the table refresh time
Set arp {ip_addr hw_addr | agingtime}
10 Configuration of layer-3 Switch Module
Telnet ip_address to the layer-3 Switching Module
Rsm> enable
Rsm # show run displays the current configuration file
Rsm # show int vlan id Display vlan status
Rsm # show ip route display route information
Layer-3 Switch vlan configuration:
Rsm # conf t
Rsm (config) # int vlan id
Rsm (config) # ip address a. B. c. d netmask
Rsm (config) # no shutdown
Rsm # wr mem

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