613-000985 Rev. AManagementSoftwareAT-S101User’s GuideFor use with the AT-GS950/8POE Gigabit Ethernet WebSmart SwitchVersion 1.0.0

Preface10Document ConventionsThis document uses the following conventions:NoteNotes provide additional information.CautionCautions inform you that per

Chapter 8: Simple Network Management Protocol (SNMP)100SNMP OverviewYou can manage a switch by viewing and changing the management information base (M

AT-S101 Management Software User’s Guide101Community String AttributesA community string has attributes for controlling who can use the string and wha

Chapter 8: Simple Network Management Protocol (SNMP)102Trap receivers are the devices, typically management workstations or servers, that you want to

AT-S101 Management Software User’s Guide103Default SNMP Community StringsThe AT-S101 Management Software provides two default community strings: publi

Chapter 8: Simple Network Management Protocol (SNMP)104Creating an SNMP CommunityThis procedure explains how to create an SNMP community.To create an

AT-S101 Management Software User’s Guide105Modifying an SNMP CommunityUse the following procedure to modify the access level or a community name of an

Chapter 8: Simple Network Management Protocol (SNMP)106Deleting an SNMP CommunityUse the following procedure to delete an existing SNMP community in t

AT-S101 Management Software User’s Guide107Creating a Host TableUse the following procedure to create a Host Table. 1. From the menu on the left side

Chapter 8: Simple Network Management Protocol (SNMP)108Modifying a Host Table EntryTo modify the IP address or community name of an entry in the Host

AT-S101 Management Software User’s Guide109Deleting a Host Table EntryUse the following procedure to delete a Host Table entry. 1. From the menu on th

AT-101 Management Software User’s Guide11Where to Find Web-based GuidesThe installation and user guides for all Allied Telesis products are available

Chapter 8: Simple Network Management Protocol (SNMP)110Enabling or Disabling TrapsTo enable or disable a trap for an SNMP community, perform the follo

AT-S101 Management Software User’s Guide111Modifying TrapsTo modify the SNMP version, IP address, or community name of a trap, perform the following p

Chapter 8: Simple Network Management Protocol (SNMP)112Deleting TrapsTo delete a trap from an SNMP community, perform the following procedure:1. From

113Chapter 9IGMP SnoopingThis chapter contains the following procedures for working with IGMP Snooping in the web interface. Sections in the chapter i

Chapter 9: IGMP Snooping114OverviewIGMP enables IPv4 routers to create lists of nodes that are members of multicast groups. (A multicast group is a gr

AT-S101 Management Software User’s Guide115Without IGMP snooping, a switch would have to flood multicast packets from all of its ports, except the por

Chapter 9: IGMP Snooping116Configuring IGMP SnoopingThis procedure explains how to set IGMP snooping on the switch and set the IGMP Snooping age-out t

AT-S101 Management Software User’s Guide117NoteThe Multicast Group Address table contains MAC addresses of nodes that are members of multicast groups.

Chapter 9: IGMP Snooping1187. From the menu on the left side of the page, select Save Configuration to Flash to save your changes.

119Chapter 10Bandwidth ControlThis chapter contains a description of the bandwidth features and the procedure for configuring them. This chapter inclu

Preface12Contacting Allied TelesisThis section provides Allied Telesis contact information for technical support as well as sales and corporate inform

Chapter 10: Bandwidth Control120OverviewThe bandwidth control feature allows you regulate the reception rate of broadcast, multicast, and destination

AT-S101 Management Software User’s Guide121Setting Bandwidth ControlThis procedure explains how to set DLF, broadcast, multicast, and threshold levels

Chapter 10: Bandwidth Control122The default is Disable. You can use the option next to the ALL row to set all of the ports to the same setting.5. To e

123Chapter 11Port MirroringThis chapter contains the procedure for setting up port mirroring. Port mirroring allows you to unobtrusively monitor the i

Chapter 11: Port Mirroring124OverviewThe port mirroring feature allows you to unobtrusively monitor the traffic received and transmitted on one or mor

AT-S101 Management Software User’s Guide125Configuring Port MirroringTo set up port mirroring, perform the following procedure:1. Select the Bridge fo

Chapter 11: Port Mirroring126Disabling Port MirroringTo disable port mirroring, perform the following procedure:1. Select the Bridge folder.The Bridge

127Chapter 12Static Multicast MAC AddressThis chapter contains a description of the static multicast MAC address feature and the procedure for configu

Chapter 12: Static Multicast MAC Address128OverviewThe AT-GS950/8POE switch has a MAC address table with a storage capacity of 8,000 entries. The tabl

AT-S101 Management Software User’s Guide129Setting a Static Multicast AddressThis procedure explains how to set the static multicast feature for each

13Chapter 1Starting a Web Browser Management SessionThis chapter contains the procedures for starting, using, and quitting a web browser management se

Chapter 12: Static Multicast MAC Address130NoteThe Group MAC Address values that you enter on the Static Multicast Address Table Page are also display

AT-S101 Management Software User’s Guide131Modifying a Static Multicast AddressTo modify the port assignment of a multicast MAC address in the MAC add

Chapter 12: Static Multicast MAC Address132Deleting a Static Multicast AddressTo delete a multicast MAC address from the MAC address table, perform th

133Chapter 13Spanning Tree and Rapid Spanning Tree ProtocolsThis chapter provides background information about the Spanning Tree Protocol (STP) and th

Chapter 13: Spanning Tree and Rapid Spanning Tree Protocols134OverviewThe performance of a Ethernet network can be negatively impacted by the formatio

AT-S101 Management Software User’s Guide135Bridge Priority and the Root BridgeThe first task that bridges perform when a spanning tree protocol is act

Chapter 13: Spanning Tree and Rapid Spanning Tree Protocols136Path Costs andPort CostsAfter the root bridge has been selected, the bridges determine i

AT-S101 Management Software User’s Guide1373 48 11 1764 64121925 80132086 96142247 112 15 240Table 3. Port Priority Value Increments (Continued)Increm

Chapter 13: Spanning Tree and Rapid Spanning Tree Protocols138Forwarding Delay and Topology ChangesIf there is a change in the network topology due to

AT-S101 Management Software User’s Guide139seconds and the default is two seconds. Consequently, if the AT-GS950/8POE switch is selected as the root b

Chapter 1: Starting a Web Browser Management Session14Establishing a Remote Connection to the Web Browser InterfaceThe AT-GS950/8POE switch is shipped

Chapter 13: Spanning Tree and Rapid Spanning Tree Protocols140switch. The port is connected to an Ethernet hub, which in turn is connected to a series

AT-S101 Management Software User’s Guide141Figure 43. Point-to-Point and Edge PortDetermining whether a bridge port is point-to-point, edge, or both,

Chapter 13: Spanning Tree and Rapid Spanning Tree Protocols142Mixed STP and RSTP NetworksRSTP IEEE 802.1w is fully compliant with STP IEEE 802.1d. You

AT-S101 Management Software User’s Guide143Spanning Tree and VLANsThe spanning tree implementation in the AT-S101 Management Software is a single-inst

Chapter 13: Spanning Tree and Rapid Spanning Tree Protocols144You can avoid this problem by not activating spanning tree or by connecting VLANs using

AT-S101 Management Software User’s Guide145Basic STP and RSTP ConfigurationTo configure the basic STP and RSTP settings, perform the following procedu

Chapter 13: Spanning Tree and Rapid Spanning Tree Protocols146The RSTP Configuration page allows you to configure RSTP as well as to view the current

AT-S101 Management Software User’s Guide147Maximum AgeThe maximum amount of time that BPDUs are stored before being deleted on the root bridge.Forward

Chapter 13: Spanning Tree and Rapid Spanning Tree Protocols148Configuring RSTP Port SettingsThis section contains the following topics: “Configuring

AT-S101 Management Software User’s Guide149Link StatusIndicates if the port is connected to (Up) or disconnected from (Down) another network device.Po

AT-S101 Management Software User’s Guide15The AT-S101 Management Software displays the login dialog box, shown in Figure 2.Figure 2. AT-S101 Login Dia

Chapter 13: Spanning Tree and Rapid Spanning Tree Protocols1508. In the Priority column for the port you want to configure, type a number for the port

AT-S101 Management Software User’s Guide151The RSTP Advanced Port Configuration Page is shown in Figure 47.Figure 47. RSTP Advanced Port Configuration

Chapter 13: Spanning Tree and Rapid Spanning Tree Protocols152incoming BPDUs that indicate the port should return to the blocking state to prevent a l

AT-S101 Management Software User’s Guide1538. To configure all of the ports to the same settings, in the All row, configure one, two, or all of the fo

Chapter 13: Spanning Tree and Rapid Spanning Tree Protocols154Viewing the Spanning Tree TopologyTo view the current spanning tree topology, perform th

AT-S101 Management Software User’s Guide155Designated BridgeAn adjacent bridge to which the root port of the switch is actively connected.Designated P

Chapter 13: Spanning Tree and Rapid Spanning Tree Protocols156

157Chapter 14802.1x Port-based Network Access ControlThis chapter contains information about the 802.1x Port-based Network Access Control feature. Thi

Chapter 14: 802.1x Port-based Network Access Control158Overview802.1x Port-based Network Access Control (IEEE 802.1x) is used to control who can send

AT-S101 Management Software User’s Guide159AuthenticationProcessBelow is a brief overview of the authentication process that occurs between a supplica

Chapter 1: Starting a Web Browser Management Session16To change the user name and password, refer to “Configuring System Management Information” on pa

Chapter 14: 802.1x Port-based Network Access Control160 Force-unauthorized - Places the port in the unauthorized state, ignoring all attempts by the

AT-S101 Management Software User’s Guide161node is the RADIUS authentication server. Since the server cannot authenticate itself, its port must be set

Chapter 14: 802.1x Port-based Network Access Control162 The authentication server must be a member of the Default VLAN by communicating with the swit

AT-S101 Management Software User’s Guide163Figure 50. Port-based Authentication Across Multiple Switches1371AT-GS950/8POE8 Port 10/100/1000Mbps + 2 SF

Chapter 14: 802.1x Port-based Network Access Control164Guest VLANsAn authenticator port in the unauthorized state typically accepts and transmits only

AT-S101 Management Software User’s Guide165Configuring 802.1x Port-based Network Access ControlTo configure 802.1x port-based network access control,

Chapter 14: 802.1x Port-based Network Access Control1664. Configure the following parameters as needed. The parameters are defined here:NAS IDThis par

AT-S101 Management Software User’s Guide167Quiet PeriodSets the number of seconds that the port remains in the quiet state following a failed authenti

Chapter 14: 802.1x Port-based Network Access Control168authentication port in the single operating mode. Choose a value between 0 and 4,000. Then clic

169Chapter 15RADIUS Authentication ProtocolThis chapter explains how to configure the RADIUS client on the switch. You can use the RADIUS client with

AT-S101 Management Software User’s Guide17 Tools Save Configuration4. To see the front panel of the switch, select Front Panel from the menu on the

Chapter 15: RADIUS Authentication Protocol170OverviewRADIUS (Remote Authentication Dial In User Services) is an authentication protocol for enhancing

AT-S101 Management Software User’s Guide171Configuring the RADIUS ClientTo configure the RADIUS client, perform the following procedure:1. From the me

Chapter 15: RADIUS Authentication Protocol172

173Chapter 16Destination MAC FilterThis chapter contains an explanation of the Destination MAC Filter feature as well a procedure for configuring it.

Chapter 16: Destination MAC Filter174OverviewThe Destination MAC Filter feature prevents the AT-GS950/8POE switch from forwarding packets to a specifi

AT-S101 Management Software User’s Guide175Configuring a Destination MAC FilterTo set MAC address in the Destination MAC Filter, perform the following

Chapter 16: Destination MAC Filter1764. From the menu on the left side of the page, select Save Configuration to Flash to save your changes.

AT-S101 Management Software User’s Guide177Deleting a Destination MAC FilterTo delete a MAC address from the Destination MAC Filter, perform the follo

Chapter 16: Destination MAC Filter178

179Chapter 17Power over Ethernet (PoE)This chapter contains a description of the Power over Ethernet (PoE) feature and the procedure for configuring i

Chapter 1: Starting a Web Browser Management Session18Web Browser ToolsYou can use the web browser tools to move around the management pages. Selectin

Chapter 17: Power over Ethernet (PoE)180OverviewThe four of the twisted pair ports on the AT-GS950/8POE switch feature Power over Ethernet (PoE) which

AT-S101 Management Software User’s Guide181Power Budgeting The AT-GS950/8POE switch provides a maximum of 15.4 W of power per port on four of the eigh

Chapter 17: Power over Ethernet (PoE)182Setting Power over EthernetThis procedure explains how to set the POE feature on the AT-GS950/8POE switch.To s

AT-S101 Management Software User’s Guide1833. To change the setting of the Priority field, use the pull-down menu to select one of the following power

Chapter 17: Power over Ethernet (PoE)184

185Chapter 18ClassifiersThis chapter explains the concepts of classifiers which are used to describe traffic flow for Access Control Policies. A proce

Chapter 18: Classifiers186OverviewA classifier defines a traffic flow which consists of packets that share one or more characteristics. You can define

AT-S101 Management Software Features Guide187Classifier CriteriaThe components of a classifier are defined in the following subsections.Source MAC Add

Chapter 18: Classifiers188Figure 56. User Priority and VLAN Fields within an Ethernet FrameYou can identify a traffic flow of tagged packets using the

AT-S101 Management Software Features Guide189Observe the following guidelines when using this variable: When selecting a Layer 4 variable, this varia

AT-S101 Management Software User’s Guide19Quitting a Web Browser Management SessionTo exit a web browser management session, close the web browser.

Chapter 18: Classifiers190 IGMP IP protocol numberIf you choose to specify the protocol by its number, you can enter the value in decimal or hexadec

AT-S101 Management Software Features Guide191GuidelinesFollow these guidelines when creating a classifier: Each classifier represents a separate traf

Chapter 18: Classifiers192Creating ClassifiersTo create a classifier, perform the following procedure:1. From the menu on the left side of the page, s

AT-S101 Management Software Features Guide1933. Input the following fields:Classifier IndexIndicates the identification number of the classifier. You

Chapter 18: Classifiers194Source Layer 4 PortSpecify a source port number in TCP or UDP to filter. See “Source Ports (Layer 4) Destination Ports (Laye

195Chapter 19Access Control PoliciesThis chapter describes access control policies (ACP) and how they can improve network security and performance. Th

Chapter 19: Access Control Policies196OverviewAn access control policy is a filter that controls the ingress traffic on a port. It defines a category

AT-S101 Management Software User’s Guide197ACP ComponentsIn order to create a policy, you must define the ACP components. A policy must contain a clas

Chapter 19: Access Control Policies198GuidelinesHere are guidelines for creating ACPs: A port can have multiple permit and deny ACPs. An ACP must ha

AT-S101 Management Software User’s Guide199Creating Profile ActionThe procedure in this section allows you to create a profile action for DSCP and CoS

Copyright 2008 Allied Telesis, Inc. All rights reserved. No part of this publication may be reproduced without prior written permission from Allied Te

Chapter 1: Starting a Web Browser Management Session20

Chapter 19: Access Control Policies2005. To set the policied CoS value for this profile, select a value between 0 and 7 in the Policied-CoS field.6. C

AT-S101 Management Software User’s Guide201Creating an In-profile ActionThe In-profile Action Page allows you to assign an action to a policy. For mor

Chapter 19: Access Control Policies2026. Then click Apply to activate your changes.The In-profile Action table is updated.7. From the menu on the left

AT-S101 Management Software User’s Guide203Creating an Out-Profile ActionThe Out-profile Action Page allows you to assign a classifier index to a prof

Chapter 19: Access Control Policies2045. Enter a committed rate between 1 and 1,000 Megabits per second.6. Enter a burst size which is the maximum amo

AT-S101 Management Software User’s Guide205Creating an Access Control Port ListThis section provides a procedure to assign an index to a list of ports

Chapter 19: Access Control Policies206Creating a PolicyThis section provides a procedure to create a policy. For information about classifiers, see “C

AT-S101 Management Software User’s Guide207Classifier IndexSpecific the identification number of a classifier. You must assign a classifier that you c

Chapter 19: Access Control Policies208Displaying a Policy SequenceTo create a policy sequence, perform the following procedure:1. From the menu on the

209Chapter 20Management Software UpdatesThis chapter explains the methods for upgrading the AT-S101 Management Software on the switch and saving confi

21Chapter 2Basic Switch ParametersThis chapter provides procedures to perform basic switch activities such as reassigning the IP address, enabling the

Chapter 20: Management Software Updates210OverviewYou can use the Management Software Updates features to upgrade the AT-S101 Management Software to a

AT-S101 Management Software User’s Guide211Upgrading a Firmware Image Using HTTPThis section describes how to upgrade an firmware image of the AT-S101

Chapter 20: Management Software Updates212The Firmware Upgrade via HTTP Page is displayed. See Figure 65.Figure 65. Firmware Upgrade via HTTP Page3. C

AT-S101 Management Software User’s Guide213Upgrading a Firmware Image Using TFTPThis section describes how to upgrade an firmware image of the AT-S101

Chapter 20: Management Software Updates214The Firmware Upgrade via TFTP page is shown in Figure 66.Figure 66. Firmware Upgrade via TFTP PageThe Image/

AT-S101 Management Software User’s Guide215Downloading or Uploading a Configuration File via HTTPThis section describes how to download or upload a co

Chapter 20: Management Software Updates2164. Change the following parameters as necessary:Select File:Enter the path of the firmware file or click the

AT-S101 Management Software User’s Guide217Downloading or Uploading a Configuration File via TFTPThis section describes how to download or upload a co

Chapter 20: Management Software Updates2184. Change the following parameters as necessary:Enter the IP address of the TFTP server in the field next to

219Chapter 21StatisticsThe sections in this chapter explain how to display traffic, error, and history statistics about the AT-GS950/8POE switch and i

Chapter 2: Basic Switch Parameters22Configuring an IP Address, Subnet Mask and Gateway AddressThis procedure explains how to change the IP address, su

Chapter 21: Statistics220OverviewStatistics provide important information for troubleshooting switch problems at the port level. The AT-S101 Managemen

AT-S101 Management Software User’s Guide221Displaying Traffic Comparison StatisticsTo display traffic comparison statistics, perform the following pro

Chapter 21: Statistics2223. To view traffic statistics, click on the arrow next to “Statistics” and select one of the options in Table 6.Table 6 Traf

AT-S101 Management Software User’s Guide2234. To select the amount of time before the screen is refreshed, click Auto Refresh. Choose from the followi

Chapter 21: Statistics224– Yellow – Orange– Gray– Light Red– Light Blue– Light Green– Light Yellow– Light Gray6. To create the traffic comparis

AT-S101 Management Software User’s Guide225Displaying Error Group StatisticsTo display error group statistics for a port, perform the following proced

Chapter 21: Statistics2264. To select the amount of time before the screen is refreshed, click Auto Refresh. Choose from the following options:– 5 se

AT-S101 Management Software User’s Guide227Displaying Historical Status ChartsTo display historical status charts statistics for a port, perform the f

Chapter 21: Statistics2283. To view historical statistics, click on the arrow next to “Statistics” and select one of the options in Table 7.4. To sele

AT-S101 Management Software User’s Guide229– 15 seconds– 30 seconds5. To select the color of the traffic comparison graph, select Color. Choose one

AT-S101 Management Software User’s Guide233. Change the IP configuration parameters by entering new information in the following fields:System MAC Add

Chapter 21: Statistics230

231Appendix AAT-S101 Management Software Default SettingsTable 8 lists the factory default settings for the management software.Table 8. AT-S101 Defau

Appendix A: AT-S101 Management Software Default Settings232(Duplex) Mode Auto-NegotiationJumbo (frames) DisabledFlow Control (Full-duplex Mode) Enable

AT-S101 Management Software User’s Guide233Hello Time 2 secondsMaximum Age20 secondsForward Delay15 secondsBridge Hello Time2 secondsBridge Maximum Ag

Appendix A: AT-S101 Management Software Default Settings234Power over EthernetPower budget 65 WPriority LowLimit (mW) 15400Access Control PoliciesBurs

235IndexNumerics802.1p priority level in classifiers 187802.1x Port-based Network Access Controlauthentication process 159authenticator port, describe

Index236Hhardware information 36IIEEE 802.1D standard 133IEEE 802.1p standard 62IGMP snoopingconfiguring 116described 114Internet Group Management Pro

AT-S101 Management Software User’s Guide237topology 154rebooting the switch 39remote management sessionquitting 19starting 14root bridge 135SSNMPcreat

Index238

Chapter 2: Basic Switch Parameters24Setting Up the IP Access ListThe IP Access List feature, when enabled, restricts remote access to management softw

AT-S101 Management Software User’s Guide253. To set the IP restriction status, select Disable or Enable in the pull-down menu next to the IP Restricti

Chapter 2: Basic Switch Parameters26Deleting an IPAddressTo delete an IP address from the IP Access List, perform the following procedure:1. From the

AT-S101 Management Software User’s Guide27Enabling and Disabling the DHCP ClientSince the AT-GS950/8POE switch is a web-only switch and does not have

Chapter 2: Basic Switch Parameters283. From the pull-down menu next to the DHCP Mode field, select Enable or Disable.By default, this field is set to

AT-S101 Management Software User’s Guide29Configuring System Management InformationThis section explains how to assign a name to the switch, as well a

3ContentsPreface ...

Chapter 2: Basic Switch Parameters30NoteAllied Telesis recommends that you assign a name to the switch. A name can help you identify the switch when y

AT-S101 Management Software User’s Guide31Configuring System Administration InformationThis section explains how to enable password protection and cre

Chapter 2: Basic Switch Parameters324. To create an entry number, type 1 through 8 in the box next to the Entry number field.This value appears as the

AT-S101 Management Software User’s Guide33The Modify Administration Page is displayed. See Figure 9.Figure 9. Modify Administration Page4. To change a

Chapter 2: Basic Switch Parameters34Setting the User Interface ConfigurationThis procedure explains how to adjust the user interface and security feat

AT-S101 Management Software User’s Guide354. To enable or disable the web server, do the following:a. Click the Web Server parameter and choose Enable

Chapter 2: Basic Switch Parameters36Viewing System InformationTo view general information about the switch, perform the following procedure:1. From th

AT-S101 Management Software User’s Guide37The Switch Information Page displays the following information:System Up ForThe number of days, hours, and m

Chapter 2: Basic Switch Parameters38subnet mask or “Enabling and Disabling the DHCP Client” on page 27 to activate the DHCP client.Default GatewayDefa

AT-S101 Management Software User’s Guide39Rebooting a SwitchThis procedure reboots the switch and reloads the AT-S101 Management Software from flash m

Contents4Chapter 5: Port Configuration ...

Chapter 2: Basic Switch Parameters40NoteTwo additional Reboot Type options, Factory Default and Reset to Factory Default Except IP Address, are descri

AT-S101 Management Software User’s Guide41Pinging a Remote SystemThis procedure instructs the switch to ping a node on your network. This procedure is

Chapter 2: Basic Switch Parameters42Timeout ValueSpecifies the length of time, in seconds, the switch waits for a response before assuming that a ping

AT-S101 Management Software User’s Guide43Average TimeIndicates the time, in milliseconds, the ping was received.6. Click Back to Ping Test to return

Chapter 2: Basic Switch Parameters44Returning the AT-S101 Management Software to the Factory Default ValuesThis procedure returns all AT-S101 Manageme

45Chapter 3Virtual LANsThis chapter contains a description of Virtual Local Area Networks (VLANs) and procedures for creating, modifying, and deleting

Chapter 3: Virtual LANs46VLAN OverviewA VLAN is a group of ports on an Ethernet switch that form a logical Ethernet segment. The ports of a VLAN form

AT-S101 Management Software User’s Guide47can change the VLAN memberships through the management software without moving the workstations physically o

Chapter 3: Virtual LANs48Each port of a port-based VLAN can belong to as many VLANs as needed. Therefore, traffic can be forwarded to the members of t

AT-S101 Management Software User’s Guide49Tagged and Untagged PortsWhen you specify that a port is a member of a tagged VLAN, you need to specify that

AT-S101 Management Software User’s Guide5Port Priority...

Chapter 3: Virtual LANs50Displaying Ports and Assigning Ports to a VLANBy default, all of the ports on the switch are assigned to the Tagged VLAN. The

AT-S101 Management Software User’s Guide51Creating a Tagged VLANTo create a tagged VLAN, perform the following procedure:1. From the menu on the left

Chapter 3: Virtual LANs52For an example of Tagged VLANs, see Figure 17.Figure 17. Example of Tagged VLAN Page7. From the menu on the left side of the

AT-S101 Management Software User’s Guide53Modifying a Tagged VLANTo modify the name or port assignments of a tagged VLAN, perform the following proced

Chapter 3: Virtual LANs546. To change the name of the VLAN, type in a name in the VLAN Name field.7. To assign ports to the VLAN, click on the port nu

AT-S101 Management Software User’s Guide55Deleting a Tagged VLANTo delete a tagged VLAN, perform the following procedure:1. From the menu on the left

Chapter 3: Virtual LANs56Creating a Port-Based VLANTo create a port-based VLAN, perform the following procedure:1. From the menu on the left side of t

AT-S101 Management Software User’s Guide57Modifying a Port-Based VLANTo modify the name or port assignments of a port-based VLAN, perform the followin

Chapter 3: Virtual LANs587. From the menu on the left side of the page, select Save Configuration to Flash to save your changes.

AT-S101 Management Software User’s Guide59Deleting a Port-Based VLANTo delete a port-based VLAN, perform the following procedure:1. From the menu on t

Contents6Displaying Error Group Statistics...

Chapter 3: Virtual LANs60

61Chapter 4Quality of Service (QoS)This chapter contains a description of the QoS feature and the procedures for configuring Quality of Service (QoS).

Chapter 4: Quality of Service (QoS)62OverviewWhen a port on an Ethernet switch becomes oversubscribed—its egress queues contain more packets than the

AT-S101 Management Software User’s Guide63For example, a tagged packet with a priority tag of 6 is placed in the egress port’s highest priority queue

Chapter 4: Quality of Service (QoS)64One last thing to note is that the CoS feature does not change the priority level in a tagged packet. The packet

AT-S101 Management Software User’s Guide65Mapping CoS Priorities to Egress QueuesThis procedure explains how to change the default mappings of CoS pri

Chapter 4: Quality of Service (QoS)66For example, to direct all tagged traffic with a traffic class of 4 to egress queue 3 on the ports, click the dia

AT-S101 Management Software User’s Guide67Configuring CoSAs explained in “Overview” on page 62, a packet received by a port is placed it into one of f

Chapter 4: Quality of Service (QoS)68The columns in the menu display the following information:Port IndexDisplays the port number. The All value refer

AT-S101 Management Software User’s Guide69NoteThe tagged information in a frame is not changed as the frame traverses the switch. A tagged frame leave

7FiguresFigure 1: Entering a Switch’s IP Address in the URL Field...

Chapter 4: Quality of Service (QoS)70

71Chapter 5Port ConfigurationThis chapter provides a description of the physical characteristics of the ports and a procedure that explains how to vie

Chapter 5: Port Configuration72OverviewThis chapter describes how to display and modify the physical characteristics of an AT-GS950/8POE switch. You c

AT-S101 Management Software User’s Guide73Displaying and Configuring Ports Using the Port Configuration PageThis procedure explains how to configure t

Chapter 5: Port Configuration74that the port has been added to a trunk. For information about configuring a trunk, refer to Chapter 6, “Port Trunking”

AT-S101 Management Software User’s Guide7510/Full - 10 Mbps in full-duplex mode100/Half - 100 Mbps in half-duplex mode10/Half - 10 Mbps in half-duplex

Chapter 5: Port Configuration76

77Chapter 6Port TrunkingThis chapter contains the following procedures for working with port trunking: “Port Trunking Overview” on page 78 “Creating

Chapter 6: Port Trunking78Port Trunking OverviewA port trunk is an economical way for you to increase the bandwidth between the Ethernet switch and an

AT-S101 Management Software User’s Guide79manufacturer. For this reason static trunks are typically employed only between devices from the same vendor

Figures8Figure 51: 802.1x Access Control Configuration Page...

Chapter 6: Port Trunking80Creating a Port TrunkThis procedure explains how to create a port trunk.CautionDo not connect the cables of a port trunk to

AT-S101 Management Software User’s Guide814. Click the dialog boxes of the ports that will make up the port trunk. A check in a box indicates the port

Chapter 6: Port Trunking82Modifying a Port TrunkThis procedure explains how to change the status of a port trunk and add or remove ports from a port t

AT-S101 Management Software User’s Guide837. Click Apply.8. Modify the port trunk on the other switch and reconnect the cables.9. From the menu on the

Chapter 6: Port Trunking84Disabling a Port TrunkThis procedure explains how to disable a port trunk. NoteBefore you disable a port trunk, disconnect a

85Chapter 7LACP Port TrunksThis chapter contains overview information about LACP port trunks and the procedures for setting this feature. This chapter

Chapter 7: LACP Port Trunks86LACP OverviewLACP (Link Aggregation Control Protocol) port trunks perform the same function as static trunks. They increa

AT-S101 Management Software User’s Guide87If there will be more than one aggregate trunk on a switch, each trunk may require a separate aggregator or

Chapter 7: LACP Port Trunks88Here is how the example looks in a table format.CautionThe example cited here illustrates a loop in a network. Avoid netw

AT-S101 Management Software User’s Guide89Here is how this example looks in table format.You could, if you wanted, create separate aggregators for the

9PrefaceThe AT-S101 Management Software is the operating system for the AT-GS950/8POE Gigabit Ethernet WebSmart Switch. This guide explains how to use

Chapter 7: LACP Port Trunks90LACP System PriorityIt is possible for two devices interconnected by an aggregate trunk to encounter a conflict when they

AT-S101 Management Software User’s Guide91The selection of the active links in an aggregate trunk is dynamic and changes as links are added, removed,

Chapter 7: LACP Port Trunks92GuidelinesThe following guidelines apply to creating aggregators: LACP must be activated on both the switch and the othe

AT-S101 Management Software User’s Guide93a higher system LACP priority than the AT-GS950/8POE switch. This can help avoid a conflict between the devi

Chapter 7: LACP Port Trunks94Displaying LACP Group StatusTo display the LACP Group Status, perform the following procedure:1. Select the Bridge folder

AT-S101 Management Software User’s Guide95The System ID is a MAC address value assigned to the switch. You cannot change this value.Key 1 - Key 4Indic

Chapter 7: LACP Port Trunks96Selecting Port PriorityTo select port priority, perform the following procedure:1. Select the Bridge folder.The Bridge fo

AT-S101 Management Software User’s Guide974. To set the port priority, select a value from 0 to 255 in the Priority column for the port you want to al

Chapter 7: LACP Port Trunks98

99Chapter 8Simple Network Management Protocol (SNMP)This chapter contains a description of SNMP and procedures for working with this protocol. This ch