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42  ELS100-24TXG User Interface

ELS100-24TXG

Port Priority Menu

The Port Priority Menu allows you to modify and display a table which 
shows Class of Service configuration information on a per port basis. 
Select c from the Class of Service Configuration Menu to view the Port 
Priority Configuration Menu.  Figure 3-16 shows the Port Priority 
Configuration Menu and the accompanying table describes the Port 
Priority Configuration Menu.

Figure 3-16.  Port Priority Configuration Menu

PORT PRIORITY                                            Access Control: READ/WRITE

PORT ID    PORT NAME             PRIORITY DEFAULT
-----------------------------------------------------------------------------------------------------------
    1 

0

    2  

0

    3  

0

    4  

0

    5  

0

    6 

0

    7  

0

    8  

0

    9   

0

   10  

0

n. Next Page        p. Previous Page       f. First Page         l. Last Page

c. Configure         x. Previous Menu

Enter Selection: 

Field

Description

Port ID

The port number assigned to the port.

Port Name

The administrative name assigned to the port (1-14 
character range).

Priority Default

The priority level assigned to non-tagged frames enter-
ing the associated port. The configurable range is 0-7 
(0=low, 7=high). This value, compared to the Priority 
Threshold Value, determines the priority level as-
signed to all non-tagged frames.

Selection

Description

Next Page

Displays the next page of the table.

Previous Page

Displays the previous page of the table.

First Page

Displays the first page of the table.

Last Page

Displays the last page of the table.

Configure

Allows you to configure the priority default for a specific 
port (0-7 number range).

Summary of Contents for SmartSTACK ELS100-24TXG

Page 1: ...SmartSTACK 100 ELS100 24TXG ETHERNET SWITCH INSTALLATION AND USER GUIDE...

Page 2: ...ir respective companies FCC NOTICE This device complies with Part 15 of the FCC rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this d...

Page 3: ...Cabletron that sets forth your rights and obligations with respect to the Cabletron software program the Program contained in this package The Program may be contained in firm ware chips or other medi...

Page 4: ...ED RIGHTS The enclosed product a was developed solely at private expense b contains restricted computer software submitted with restricted rights in accordance with Section 52227 19 a through d of the...

Page 5: ...ance to Directive s Product Standards EC Directive 89 336 EEC EC Directive 73 23 EEC EN 55022 EN 50082 1 EN 60950 Equipment Type Environment Networking Equipment for use in a Com mercial or Light Indu...

Page 6: ......

Page 7: ...Parameter Storage 7 Configuration and Management Interfaces 7 RMON 8 Port Mirroring 8 Auto negotiation 8 Broadcast Throttling 9 BootP DHCP 9 LEDs 9 Full Duplex Mode 9 Flow Control 10 Virtual LANs VLA...

Page 8: ...nu 38 VLAN n Configuration Menu 39 VLAN Port Menu 40 Class of Service Configuration Menu 41 Port Priority Menu 42 Port Menu 43 Port Configuration Menu 44 Switch Statistics Screen 45 Switch Summary Scr...

Page 9: ...ECIFICATIONS 71 General 71 Standards Compliance 71 Certification 71 Data Rate 71 Environmental Specifications 71 Electrical Specifications 72 Physical 72 Microprocessor 72 Memory 72 Port Specification...

Page 10: ...UAL LANS VLANS 83 VLANs and Frame Tagging 83 ELS100 24TXG VLAN Configuration 84 VLAN ID 84 Ports in VLAN 84 VLAN Egress Ports 85 VLAN Access Ports 85 VLAN Hybrid Ports 86 VLAN Application Example 88 A...

Page 11: ...rotocol TCP IP and Simple Network Management Protocol SNMP Conventions This section describes the conventions used in this guide Message Formats Two types of messages identified by icons appear in the...

Page 12: ...he selections fields available within each menu Chapter 4 Configuring and Monitoring the Switch Describes common tasks and associated steps required to configure the switch and covers common switch an...

Page 13: ...be used to assign mission critical data a higher priority through the switch by delaying less critical traffic during periods of congestion Appendix F Acronyms and Abbreviations Provides definitions...

Page 14: ......

Page 15: ...rame filtering The Cabletron ELS100 24TXG switch contains advanced features such as Remote Monitoring RMON IEEE 802 1Q virtual LANs VLANs IEEE 802 1p Class of Service flow control and broadcast thrott...

Page 16: ...packets per second 64 byte packets Filtering 6 5 million packets per second 64 byte packets Traffic Management Tag and port based VLANs per the IEEE 802 1Q draft standard 4094 VLAN IDs recognized per...

Page 17: ...s Indicates Link Activity Speed and Duplex information see Table 1 2 for details 10Base T 100Base TX RJ 45 ports Copper ports using RJ 45 port connectors These ports are wired MDI X LED mode button Bu...

Page 18: ...uplex operation as shown in Figure 1 4 Figure 1 3 Port LEDs Default Configuration Figure 1 4 Port LEDs LED Mode Button Pressed The numbers above and below the port LEDs identify the LEDs associated wi...

Page 19: ...eive activity Activity LED Off Indicates the absence of transmit or receive activity RJ 45 Ports Default Configuration Link LED On Indicates a valid connection link on the associated port Link LED Off...

Page 20: ...hs between different segments can be created through the switch with the Spanning Tree Protocol choosing a single path at any given time and disabling all others If the chosen path fails for any reaso...

Page 21: ...wing three methods Serial console out of band An RS 232 connection using a DB 9 connector is supported for out of band switch management Serial console management is performed using a terminal or comp...

Page 22: ...t may write a log entry and or send a trap message RMON Statistics group information is displayed on the Port Statistics Screen in the console menus Additional RMON functionality is available via SNMP...

Page 23: ...Host Configuration Protocol DHCP provide for the capability of passing configuration information to hosts on a TCP IP network Using this process network devices do not need to be configured before th...

Page 24: ...hrough the switch The ELS100 24TXG switch supports Class of Service attributes per the IEEE 802 1p draft standard using a priority queuing mechanism This feature ensures that traffic during congestion...

Page 25: ...connecting each to a dedicated switch port Figure 1 6 Users can be accommodated through connections to hubs both at 10Mbps and 100Mbps speeds through 10Mbps switches with 100Mbps uplinks or through di...

Page 26: ...access Figure 1 6 Workgroup hubs are provided with a single connection to the switch while servers are put on dedicated 100Mbps ports Routers and other networking devices can connect off of the switch...

Page 27: ...e Provide a power source within six feet 1 8 m of the installation loca tion This source must provide 100 VAC to 240 VAC and 50 Hz to 60 Hz power with a 100 VA minimum Power specifications for the swi...

Page 28: ...on a table or shelf in a position which allows access to the front panel RJ 45 ports visibility of the port LEDs and access to the power cord Make sure that the mounting surface can safely support the...

Page 29: ...the wall surface can safely support the switch Do the following 1 Mount one of the ears to the switch using two 2 of the supplied screws Repeat this step for the other side of the switch 2 Mount the s...

Page 30: ...g 1 Mount one of the ears to the switch using two 2 of the supplied screws Repeat this step for the other side of the switch 2 Slide the switch into the rack and align the holes in the rack mounting e...

Page 31: ...using a female DB 9 see Table A 1 for pinouts A standard straight through wired RS 232 cable is typically all that is needed to connect to this interface Any cable connected to the console port must...

Page 32: ...d that the power source is good Power Up When you turn the power on the switch conducts a series of hardware and software tests to verify correct operation If a terminal or computer is connected to th...

Page 33: ...XG Table 2 1 Copper Cable Specifications Fiber Table 2 2 specifies the fiber types bandwidth requirements and length constraints for the various Gigabit Ethernet fiber interfaces on the ELS100 24TXG T...

Page 34: ...segments or end stations These UTP connections meet the requirements of ISO 8877 specified by 10Base T Section 14 of the IEEE 802 3 specification The ports are wired with the MDI X function implement...

Page 35: ...on the GBIC module installed The 1000Base SX standard over multi mode fiber uses dual SC fiber connectors The 1000Base LX standard over single mode or multi mode fiber also uses dual SC fiber connect...

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Page 37: ...llowing parts Menu Identification includes model number Menu Name includes access privileges Selectable Items listed by letters Screen Prompt for menu selections and entry of field parameters and Mess...

Page 38: ...he Enter key you are logged in with READ ONLY access No password is configured in the factory default settings allowing full READ WRITE access until a password is set To use the console menus do the f...

Page 39: ...768 Class of Service Enable No Class of Service Port Priority 0 Class of Service Priority Threshold 4 Flow Control Enable No Forward Delay 15 Full Duplex Yes Hello Time 2 Max Age 20 Password none Path...

Page 40: ...VLAN Port Menu ID VLAN Name Ports in VLAN VLAN Egress Ports Configure Port ID Port Name Type Modify Port Type Port n Statistics Port ID Port Name Priority Default Configure Port ID Port Name Path Cos...

Page 41: ...witch For example you can configure Forwarding Table Spanning Tree and virtual LANs VLANs Port Menu Shows the configuration of the individual ports on the switch and allows you to modify switch port o...

Page 42: ...range System Location The physical switch location 1 36 character range System Contact The switch contact person 1 36 character range IP Address The IP address of the switch Subnet Mask Subnet mask a...

Page 43: ...ivate Community Name The community name for read write SNMP access to the device 1 10 character range the default name is private SNMP Public Community Name The community name for read only SNMP acces...

Page 44: ...u for configuring the switch Spanning Tree operation VLAN Configuration Menu Menu for configuring the VLAN operation of the switch Class of Service Configuration Menu Menu for configuring Class of Ser...

Page 45: ...0a0a0a0a0a0d DYNAMIC FORWARD 4 0a0a0a0a0a0e DYNAMIC FORWARD 5 0a0a0a0a0a0f DYNAMIC FORWARD 6 0a0a0a0a0a10 DYNAMIC FORWARD 7 0a0a0a0a0a11 DYNAMIC FORWARD 8 n Next Page p Previous Page f First Page l La...

Page 46: ...e static Add Static Entry Adds a static entry to the forwarding table Delete Static Entry Deletes a static entry from the forwarding table Modify Static Entry Modifies a static entry from the forwardi...

Page 47: ...Designated Root Root Path Cost 0 Root Port NO PORT Topology Change Count 0 a Spanning Tree Protocol Enable No b Port Configuration Menu c Hello Time seconds 2 d Forward Delay seconds 15 e Max Age sec...

Page 48: ...ration Menu Hello Time seconds The time interval between the sending of Config uration BPDUs by the bridge if it is root 1 10 second range Forward Delay sec onds The time interval delay before a port...

Page 49: ...Previous Page f First Page l Last Page a Select Port r Refresh x Previous Menu Enter Selection Field Description Port ID A unique identifier for a port on the bridge switch Port Name The administrativ...

Page 50: ...gnated Bridge a Path Cost 10 b Port Priority 32768 x Previous Menu Enter Selection Field Description Port State The current Spanning Tree state of the port either disabled listening learning forwardin...

Page 51: ...mpanying table describes the VLAN Configuration Menu See Appendix D Virtual LANs VLANs for more information about this feature Figure 3 11 VLAN Configuration Menu VLAN CONFIGURATION Access Control REA...

Page 52: ...1 26 None c Configure d Delete x Previous Menu Enter Selection Field Description ID The identification number of the VLAN 1 4 char acter range VLAN Name The administrative name assigned to the VLAN 1...

Page 53: ...ected VLAN and automatically removed from their previous VLAN VLAN n CONFIGURATION Access Control READ WRITE Ports in VLAN 1 26 VLAN Egress Ports None a VLAN Name default b Add Port in VLAN c Remove P...

Page 54: ...ACCESS 7 ACCESS 8 ACCESS 9 ACCESS 10 ACCESS n Next Page p Previous Page f First Page l Last Page a Modify Port Type x Previous Menu Enter Selection Field Description Port ID The number assigned to the...

Page 55: ...ontrol READ WRITE a Class of Service Enable No b Priority Threshold 4 c Configure Port Priority x Previous Menu Enter Selection Selection Description Class of Service Enable Allows you to enable Yes o...

Page 56: ...xt Page p Previous Page f First Page l Last Page c Configure x Previous Menu Enter Selection Field Description Port ID The port number assigned to the port Port Name The administrative name assigned t...

Page 57: ...c Configure x Previous Menu Enter Selection Field Description ID The number assigned to the port Port Name The administrative name assigned to the port 1 14 character range Enabled The current enabled...

Page 58: ...ode for the port s This parameter does not appear for the Gigabit Ethernet ports For 10 100 ports if Auto negotiation Enable is set to No the Full Duplex and Port Speed fields display and are eligible...

Page 59: ...Page l Last Page s Switch Summary d Port Statistics r Refresh c Clear x Previous Menu Enter Selection Field Description ID The number assigned to the port Transmitted Number of frames transmitted out...

Page 60: ...ames Received 0 Frames Forwarded 0 Frames Filtered 0 Frames Dropped 0 Frames Errored 0 r Refresh c Clear x Previous Menu Enter Selection Field Description Frames Transmit ted Total number of frames tr...

Page 61: ...ragments 0 Broadcasts Received 0 Jabbers 0 Multicasts Transmitted 0 64 Byte Frames 0 Multicasts Received 0 65 to 127 Byte Frames 0 Bytes Transmitted 0 128 to 255 Byte Frames 0 Bytes Received 0 256 to...

Page 62: ...ersized Oversized Frames Total number of frames received on the port which were oversized Fragments Total number of frames received on the port which were fragments Jabbers Total number of frames rece...

Page 63: ...READ WRITE Software Version 1 00 Serial Number 100 Base MAC Address 00c0ba000000 Up Time minutes 12 Power Up Count 1 x Previous Menu Enter Selection Field Description Software Version The version of s...

Page 64: ...23 Download Software Menu DOWNLOAD SOFTWARE Access Control READ WRITE a TFTP Server IP Address 1 2 3 4 b TFTP File Name c Start TFTP Download d Start XMODEM Download x Previous Menu Enter Selection S...

Page 65: ...ocess Return to Default Configuration The Return to Default Configuration screen allows you to restore the original factory default switch settings before changes were made via the user interface or S...

Page 66: ...reset the switch do the following 1 Select j from the Main Menu to view the Reset screen The following message prompt displays Switch will go through a hardware reset All the current changes that hav...

Page 67: ...to console menus Assigning an IP address for the switch if you plan to manage the switch using SNMP or if you use Telnet to access the switch Checking network configuration status and verifying that n...

Page 68: ...figure the password parameter the factory default setting is deactivated and the new password must be used to gain READ WRITE access to the console menus After a password has been configured entering...

Page 69: ...ia Telnet using the configured IP address and the password Setting SNMP Management Access Access to the ELS100 24TXG switch through SNMP is controlled by community names The community names set for th...

Page 70: ...played statistical counts Configuring Port Mirroring You can mirror the traffic being switched on any 10 100 port for the purposes of network traffic analysis and connection assurance Port mirroring i...

Page 71: ...24TXG switch that is not physically proximate The disadvantage is that this method requires a TFTP server and additional setup Downloading Via the Serial Port A serial download is the easiest method...

Page 72: ...Select Start TFTP Download and press Enter To verify that the TFTP download has been successfully completed note the software version level displayed on the General Information screen accessible from...

Page 73: ...e most fundamental benefit of VLANs is the ability to create workgroups of users based on function rather than on physical location or media For further information see Appendix D Virtual LANs VLANs T...

Page 74: ...er represents the threshold between high and low priority traffic passing through the switch 4 Select Configure Port Priority The Port Priority Menu displays From this menu individual port pri ority l...

Page 75: ...ed ports There are three types of MAC addresses in the forwarding table Dynamic MAC addresses which are dynamically learned by the switch and removed automatically from the forwarding table These addr...

Page 76: ...Menu To either make an existing dynamic entry static Make Entry Static or delete a static entry Delete Static Entry do the following 1 Select the letter associated with the option The following messa...

Page 77: ...500 000 essentially dis ables this feature Setting a Default Gateway The Default Gateway parameter defines the IP address of a router or other network device to which IP packets are to be sent if dest...

Page 78: ......

Page 79: ...ons as an agent monitoring and controlling the functionality of the switch Figure 5 1 ELS100 24TXG Switches Managed by an SNMP Management Workstation A defined set of variables referred to as managed...

Page 80: ...Engineering Task Force IETF in the form of Request for Comments RFC documents These MIBs provide a common method of managing devices such as switches and hubs and network interfaces such as Ethernet a...

Page 81: ...tatistics and information related to the SNMP protocol RFC 1398 Ethernet MIB RFC 1398 provides management and monitoring for the Ethernet specific aspects of each port on the switch This is the Ethern...

Page 82: ...P using TftpIpAddress and TftpFilename BootpDhcpEnable Enable disable BootP DHCP for IP address configuration Reset Remotely execute a software reset of the switch Variable Description SwitchIpAddress...

Page 83: ...iable used to add or delete entries from the VlanCon figTable SwitchVlanEgressPorts Ports to which traffic destined for this VLAN may be transmitted SwitchVlanStatus Variable used to add or delete ent...

Page 84: ...ELS100 24TXG switch under different network management platforms are available Contact Cabletron Systems for information regarding supported platforms Variable Description PortId Port number or ID Por...

Page 85: ...E 802 3u 100Base TX ISO IEC 8802 3 clause 25 IEEE 802 3x Flow Control IEEE 802 3z Gigabit Ethernet EIA RS 232C DTE to DCE EIA RS 310C 19 rackmount Certification Emissions FCC Part 15 Subpart B Class A...

Page 86: ...consumption 75 VA Physical Height 1 75 in 4 4 cm Length 16 0 in 40 6 cm Width 17 1 in 43 4 cm mountable in a standard 19 in rack Weight 10 5 lb 4 8 kg Microprocessor Type Intel i960J series 32 bit Spe...

Page 87: ...32 Console Port Pin Assignments 10Base T and 100Base TX Ports Table A 2 shows the 10Base T 100Base TX pinouts These ports are wired MDI X All undefined pins are not used Table A 2 10Base T 100Base TX...

Page 88: ...e switch Power cord sets for use in other countries must meet the requirements of the country where you use the switch For more information on power cord set requirements contact your Cabletron System...

Page 89: ...r and wall plug must bear the certification mark of the agency responsible for evaluation in the country where it will be used Country Accredited Agency See Notes Australia EANSW 1 Austria OVE 1 Belgi...

Page 90: ...5 15P 15A 125V or NEMA 6 15P 15A 250V configuration Note 3 Appliance coupler flexible cord and wall plug must bear a T mark and registration number in accordance with the Japanese Dentori Law Flexibl...

Page 91: ...ons Creates a single spanning tree from any arrangement of switching or bridging elements Compensates automatically for the failure removal or addition of any device in an active data path Achieves po...

Page 92: ...Additionally if the connection between B and C goes down the link between A and C becomes active establishing a path between B and C through switch A Figure B 1 Spanning Tree Using ELS100 24TXG Switch...

Page 93: ...numbers starting from 1 regardless of their bridge attachment The network adapter address is the same address as the first port of the bridge 32768 bridge priority Port Identifier Identifies each port...

Page 94: ...work is determined all packets between any two nodes in the network use only one path Where a duplicate path exists the non designated port is put into a blocking state Remapping Network Topology If t...

Page 95: ...ng up with data until it reaches a determined threshold The packet which causes the threshold to be exceeded triggers the Flow Control function on the port from which the packet entered the switch in...

Page 96: ...e been sent indicating the number of times full duplex flow control has occurred For the full duplex pause frame mechanism to work the device connected to the switch port must also support IEEE 802 3x...

Page 97: ...elf or by a network device such as a switch In addition to VLAN information the relative priority of the frame in the network can specified by the tag see Appendix E Class of Service In the example in...

Page 98: ...on frames entering the switch is automatically handled by the switch The ELS100 24TXG learns VLAN information from tagged frames and appropriately switches frames out the proper ports based on this i...

Page 99: ...ations which do not support 802 1Q tags should be attached to ports on the switch configured as Access ports In Example 1 in Figure D 2 both ports are designated as Access ports The ports are both con...

Page 100: ...t will be tagged with that same VLAN ID In Example 1 in Figure D 3A two ports are configured with two different PVIDs X and Y A frame arrives 1 with a tag for VLAN Z If the destination MAC address of...

Page 101: ...ming port 1 and gets tagged with a VLAN X tag 2 The tag may or may not be stripped off as the frame exits the switch depending on how the MAC address of the destination device was learned 3 In this ex...

Page 102: ...nvironment Figure D 4 shows the combination of both Hybrid and Access links used in a network with three different VLANs Workstations are typically connected to the ELS100 24TXG via Access links On th...

Page 103: ...ransmitted When priority queuing is being used each frame that passes through the switch contains a priority level in its header tag The priority information may already exist in incoming frames or be...

Page 104: ...ormal traffic and placed in a normal priority queue on the outbound port Frames entering through ports 2 and 5 are tagged as high priority traffic and placed in a high priority queue on the outbound p...

Page 105: ...tional Standards Institute ASIC Application Specific Integrated Circuit BootP Bootstrap Protocol BPDU Bridge Protocol Data Unit CAT5 Category 5 CoS Class of Service CRC Cyclic Redundancy Check CSMA CD...

Page 106: ...st for Comment RMON Remote Monitoring RXD Receive Data SNMP Simple Network Management Protocol STP Spanning Tree Protocol TCP IP Transmission Control Protocol Internet Proto col TFTP Trivial File Tran...

Page 107: ...25 community names 37 63 configuring the switch common tasks 61 connecting network cables 27 console port 11 25 connecting to 25 defined 11 pin assignments 81 cost component of each port 87 crossover...

Page 108: ...3 Port Menu 35 51 port mirroring 16 configuring 64 port operation configuring 68 port priority 43 Port Priority Menu 50 Port Specifications 81 Port Statistics Screen 55 power connector 13 power cord 2...

Page 109: ...tem Configuration Menu 35 36 T Telnet 31 connecting 63 terminal 15 25 99 Test LED 11 27 defined 11 TFTP download 66 TFTP file name 58 U Unshielded Twisted Pair UTP 27 Up Time 57 user access 32 V Venti...

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