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Allied Telesis AT-x900-12XT/S - page 1
C613-16106-00 REV B www .alliedtelesis.com AlliedW ar e Plus TM OS How T o | Intr oduction This How T o Note intr oduces a number of commonly-used switching featur es of the AlliedW ar e Plus TM operating system (OS), the next ge neration operating system for Allied T elesis Inc’ s high performance la ye r 3 managed switches: z changing port spee ...
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Allied Telesis AT-x900-12XT/S - page 2
Page 2 | AlliedW are Plus™ OS Ho w T o Note: Switching Introduction Rapid Spanning T r ee Protocol (RSTP) ........................................................................ ................... ... 12 The default configuration ........ ............................................................................... .............. ........ 12 ...
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Allied Telesis AT-x900-12XT/S - page 3
Page 3 | AlliedW are Plus™ OS Ho w T o Note: Switching Port Numbering P ort Numbering P or t n umbers In the AlliedW are Plus OS, sw itch por ts ar e named po rt x.y.z (e.g. por t 1 .0. 1 ), where: z the first number ( x ) is the stack ID number z the second number ( y ) is the module n umber . For ports on the base unit, the module n umber is 0. ...
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Allied Telesis AT-x900-12XT/S - page 4
Page 4 | AlliedW are Plus™ OS Ho w T o Note: Switching Port Numbering Po r t r a n g e s Continuous T o configur e a continuous range of ports at th e same time, enter the range in either of the form ats: port x.y.z -port x.y.z port x.y.z - x.y.z For example, to configur e the same in terface setting on base switch por ts 1 0-20, enter the Global ...
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Allied Telesis AT-x900-12XT/S - page 5
Page 5 | AlliedW are Plus™ OS Ho w T o Note: Switching Port speed, duplex mode, and polarity P ort speed, duplex mode , and polarity In most netw orks, you will not need to chan ge the por t speed, duplex mode, or polarity , because the ports automatically negotiate suitable settings. This section describes h o w to change them, if y ou need to. ...
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Allied Telesis AT-x900-12XT/S - page 6
Page 6 | AlliedW are Plus™ OS Ho w T o Note: Switching Port speed, duplex mode, and polarity Ho w to set the duplex mode By default, ports autonegotiate duplex mode (except for 1 00Base-FX por ts which do not support autonegotiation, so de fault to full duplex mode). T o change this, first enter Inte rface Configuration mode for the port or por t ...
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Allied Telesis AT-x900-12XT/S - page 7
Page 7 | AlliedW are Plus™ OS Ho w T o Note: Switching Basic VLAN and IP configuration Basic VLAN and IP configuration This section configures a s witch in a simple four -VLAN network, shown in the f ollowing figure. In this netw ork, VLANs 2-4 span tw o switches. The section configures the left-hand s witch in the above figur e. This switch is c ...
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Allied Telesis AT-x900-12XT/S - page 8
Page 8 | AlliedW are Plus™ OS Ho w T o Note: Switching Basic VLAN and IP configuration VLANs ar e configured as an attribute of switch ports. This means that you g o into Interface Configuration mode to configur e the switch ports, and specif y the VLANs you w ant to associate with each switch port. From Global Configuration mode, enter Inte rfac ...
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Allied Telesis AT-x900-12XT/S - page 9
Page 9 | AlliedW are Plus™ OS Ho w T o Note: Switching Basic VLAN and IP configuration Change to configuring vlan 1 by entering the command: awplus(config-if)#interface vlan1 Assign the IP addr ess and su bnet by entering the command: awplus(config-if)#ip address 192.168.1.1/24 Similarly , configure the other VLANs by entering the commands: awplu ...
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Allied Telesis AT-x900-12XT/S - page 10
Page 10 | AlliedW are Plus™ OS How T o Note: Switching Basic VLAN and IP configuration T o check the configuration, first return to Privileged Ex ec mode by entering the command: awplus(config)#exit T o see por t membership and state f or the VLANs, enter the command: awplus#show vlan brief The output looks lik e this: T o see the VLANs associate ...
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Allied Telesis AT-x900-12XT/S - page 11
Page 11 | AlliedW are Plus™ OS How T o Note: Switching Basic VLAN and IP configuration T o see VLAN interface details, enter the command: awplus# show interface | begin vlan The output looks lik e this: Interface vlan1 Scope: both Link is UP, administrative state is UP Hardware is VLAN, address is 0000.cd24.0331 (bia 0000.cd24.0331) IPv4 address ...
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Allied Telesis AT-x900-12XT/S - page 12
Page 12 | AlliedW are Plus™ OS How T o Note: Switching Rapid Spanning T r ee Protocol (RSTP) Rapid Spanning T r ee Pr otocol (RSTP) This example tak es the network fr om "Basic VLAN and IP configuration" on page 7 and adds two mor e switches in a ring topology , as the following figure shows. The switches use RSTP to pre vent la yer 2 l ...
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Allied Telesis AT-x900-12XT/S - page 13
Page 13 | AlliedW are Plus™ OS How T o Note: Switching Rapid Spanning T r ee Protocol (RSTP) T o see the STP state, ente r Privileged Exec mode and enter the command: awplus#show spanning-tree The output looks lik e this: Note that the Bridge ID is 8000000 0cd24033 1 , and that other IDs follow the same pattern. This is made up of: z 8000—the s ...
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Allied Telesis AT-x900-12XT/S - page 14
Page 14 | AlliedW are Plus™ OS How T o Note: Switching Rapid Spanning T r ee Protocol (RSTP) Ho w to change the r oot bridge priority The default r oot bridge priority is 32768 (8000 in hexadecimal). When all sw itches ha ve the same priority , the s witch with the lowe st MA C address becomes the r oot bri dge. If you want the AlliedW ar e Plus ...
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Allied Telesis AT-x900-12XT/S - page 15
Page 15 | AlliedW are Plus™ OS How T o Note: Switching Multiple Spanning T ree Pr otocol (MSTP) Multiple Spanning T r ee Protocol (MSTP) This example takes the looped netw ork fr om "Rapid Spanni ng T ree Pr otocol (RSTP)" on page 12 and configures MSTP instea d of RSTP . MSTP lets you block dif ferent VL ANs at differ ent points in the ...
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Allied Telesis AT-x900-12XT/S - page 16
Page 16 | AlliedW are Plus™ OS How T o Note: Switching Multiple Spanning T ree Pr otocol (MSTP) Po r t s 1 .0.2- 1 .0.4 are in access mode. Enter the commands: awplus(config-vlan)#interface port1.0.2 awplus(config-if)#switchport access vlan 2 awplus(config-if)#interface port1.0.3 awplus(config-if)#switchport access vlan 3 awplus(config-if)#interf ...
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Allied Telesis AT-x900-12XT/S - page 17
Page 17 | AlliedW are Plus™ OS How T o Note: Switching Multiple Spanning T ree Pr otocol (MSTP) Enter Interface Configuration mode for the trunk ports 1 .0.5- 1 .0.6 by entering the command: awplus(config-mst)#interface port1.0.5-1.0.6 Attach the instances to these ports by entering the commands: awplus(config-if)#spanning-tree mst instance 1 awp ...
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Allied Telesis AT-x900-12XT/S - page 18
Page 18 | AlliedW are Plus™ OS How T o Note: Switching Multiple Spanning T ree Pr otocol (MSTP) T o check for general information about MSTP , and the CIST settings, enter Privileged Ex ec mode and enter the command: awplus#show spanning-tree The output shows that Switch 3 is the CIST root br idge: 7. Check the configuration % 1: Bridge up - Span ...
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Allied Telesis AT-x900-12XT/S - page 19
Page 19 | AlliedW are Plus™ OS How T o Note: Switching Multiple Spanning T ree Pr otocol (MSTP) T o check for the state of each port for each instance, enter Privilege d Exec mode and enter the command: awplus#show spanning-tree mst instance < value > interface port< value > For instance 1 and port 1 .0.5 —vlan2 and vlan3—the outp ...
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Allied Telesis AT-x900-12XT/S - page 20
Page 20 | AlliedW are Plus™ OS How T o Note: Switching Multiple Spanning T ree Pr otocol (MSTP) For instance 1 and port 1 .0.6 —vlan2 and vlan3—the output shows that the port is forwarding pack ets. The po rt role is r ootpor t , indicating that it is the shortest path to the root bridge for the AlliedW are Plus switch. For instance 2 and por ...
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Allied Telesis AT-x900-12XT/S - page 21
Page 21 | AlliedW are Plus™ OS How T o Note: Switching Link Aggregation Link Aggr egation This section has examples of two wa ys to aggregate ports together : z dynamically using LA CP z statically , on pag e 24 Both examples configure the AlliedW are Plus sw itch that is shown in the following figur e . Ho w to configure Link Aggr egation Contr ...
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Allied Telesis AT-x900-12XT/S - page 22
Page 22 | AlliedW are Plus™ OS How T o Note: Switching Link Aggregation Po r t s 1 .0.2- 1 .0.4 are in access mode. Enter the commands: awplus(config-vlan)#interface port1.0.2 awplus(config-if)#switchport access vlan 2 awplus(config-if)#interface port1.0.3 awplus(config-if)#switchport access vlan 3 awplus(config-if)#interface port1.0.4 awplus(con ...
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Allied Telesis AT-x900-12XT/S - page 23
Page 23 | AlliedW are Plus™ OS How T o Note: Switching Link Aggregation For detailed information about a port ( 1 .0.5 in this case), enter the command: awplus#show port etherchannel port1.0.5 The output looks lik e this: Stopping LA CP If you want to stop LA CP , enter Interface Co nfiguration mode for the ports in the channel gr oup, and enter ...
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Allied Telesis AT-x900-12XT/S - page 24
Page 24 | AlliedW are Plus™ OS How T o Note: Switching Link Aggregation Ho w to configure static a ggregation This section describes how to use statically-aggr egated por ts instead of LA CP . For the network diagram, see page 21 . First cr eate the VLANs and associat e them with por ts, by f ollowing step 1 on page 21 and step 2 on page 22 . The ...
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Allied Telesis AT-x900-12XT/S - page 25
Page 25 | AlliedW are Plus™ OS How T o Note: Switching Por t mir ror ing Po r t m i r r o r i n g This example shows how to send por t 1 .0.23 a cop y of all traffic that ingresses and egresses port 1 .0.2. In other words, port 1 .0.23 is the mirr or por t, and port 1 .0.2 is the port that is being mirr ored. First, enter Global Configuration mod ...
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Allied Telesis AT-x900-12XT/S - page 26
Page 26 | AlliedW are Plus™ OS How T o Note: Switching Appendix: Complete configuration scripts Appendix: Complete configuration scripts This section contains the configur ation scripts for tw o of the examples in this How T o Note . The scripts were pr oduced by entering the following command: awplus#show running-config Script for VLAN e xample ...
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Allied Telesis AT-x900-12XT/S - page 27
Page 27 | AlliedW are Plus™ OS How T o Note: Switching Appendix: Complete configuration scripts interface port1.0.4 switchport switchport mode access switchport access vlan 4 ! interface port1.0.5-1.0.24 switchport switchport mode access ! interface vlan1 ip address 192.168.1.1/24 ! interface vlan2 ip address 192.168.2.1/24 ! interface vlan3 ip a ...
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Allied Telesis AT-x900-12XT/S - page 28
Page 28 | AlliedW are Plus™ OS How T o Note: Switching Appendix: Complete configuration scripts Script for MSTP e xample ! service password-encryption ! log record-priority username manager privilege 15 password 8 $1$bJoVec4D$JwOJGPr7YqoExA0GVasdE0 ! platform jumboframe platform routingratio ipv4only ! service telnet ! ip domain-lookup ! no ip mu ...
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Allied Telesis AT-x900-12XT/S - page 29
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