Cabletron Systems SmartSTACK ETHERNET ELS10-27 User Manual Download Page 126

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Summary of Contents for SmartSTACK ETHERNET ELS10-27

Page 1: ...M100 PWR CPU ETHERNET SWITCH 25X 26X 27X 10BASE T 100BASE TX COM LINK STATUS LINK STATUS LINK STATUS LINK STATUS LINK STATUS LINK STATUS LINK STATUS LINK STATUS LINK STATUS LINK STATUS LINK STATUS LIN...

Page 2: ......

Page 3: ...EVER INCLUDING BUT NOT LIMITED TO LOST PROFITS ARISING OUT OF OR RELATED TO THIS MANUAL OR THE INFORMATION CONTAINED IN IT EVEN IF CABLETRON SYSTEMS HAS BEEN ADVISED OF KNOWN OR SHOULD HAVE KNOWN THE...

Page 4: ...ch case the user will be required to correct the interference at his own expense WARNING Changes or modifications made to this device which are not expressly approved by the party responsible for comp...

Page 5: ...y of the Program provided in this package subject to the terms and conditions of this License Agreement You may not copy reproduce or transmit any part of the Program except as permitted by the Copyri...

Page 6: ...ware submitted with restricted rights in accordance with section 52 227 19 a through d of the Commercial Computer Software Restricted Rights Clause and its successors and iii in all respects is propri...

Page 7: ...only the one 1 copy of the Program provided in this package subject to the terms and conditions of this License Agreement You may not copy reproduce or transmit any part of the Program except as perm...

Page 8: ...ware submitted with restricted rights in accordance with section 52 227 19 a through d of the Commercial Computer Software Restricted Rights Clause and its successors and iii in all respects is propri...

Page 9: ...the right to use only the one 1 copy of the Program provided in this package subject to the terms and conditions of this License Agreement You may not copy reproduce or transmit any part of the Progr...

Page 10: ...tware submitted with restricted rights in accordance with section 52 227 19 a through d of the Commercial Computer Software Restricted Rights Clause and its successors and iii in all respects is propr...

Page 11: ...1 EN 60950 Equipment Type Environment Networking Equipment for use in a Commercial or Light Industrial Environment We the undersigned hereby declare under our sole responsibility that the equipment pa...

Page 12: ...Notice x...

Page 13: ...NG AND INSTALLING YOUR SMARTSTACK ETHERNET ELS10 27 2 1 SmartSTACK Ethernet ELS10 27 Front Panel 2 2 2 1 1 Indicators 2 4 2 2 Installing an EPIM 2 5 2 3 Installing the SmartSTACK Ethernet ELS10 27 2 6...

Page 14: ...ocation 3 18 3 16 2 Community Names 3 19 3 16 3 Aging Parameter 3 19 CHAPTER 4 MONITORING AND MANAGING YOUR SMARTSTACK ETHERNET ELS10 27 4 1 SmartSTACK Ethernet ELS10 27 Management Tools 4 1 4 2 MIB S...

Page 15: ...cators 5 3 5 4 Troubleshooting 5 5 5 5 SmartSTACK Ethernet ELS10 27 Does Not Power Up 5 5 5 5 1 Connectivity Problems 5 5 5 5 2 SmartSTACK Ethernet ELS10 27 Has Rebooted 5 5 5 5 3 SmartSTACK Ethernet...

Page 16: ...xiv Contents...

Page 17: ...ines the contents of this manual and provides an overview of the SmartSTACK Ethernet ELS10 27 s switching functions applications and the Local Console Manager LCM Chapter 2 Unpacking and Installing Yo...

Page 18: ...calling Cabletron Systems have the following information ready Your Cabletron Systems service contract number A description of the failure A description of any action s already taken to resolve the pr...

Page 19: ...appears in Courier bold typeface for example ELS10 27 status Information that you need to enter with a command is enclosed in angle brackets For example you must enter an IP address to execute the ip...

Page 20: ...and three autonegotiating 10 100 Mbps ports The device also features two EPIM 100 slots that allow the user to install up to two EPIM 100s to provide multimode ber uplinks with potential for single mo...

Page 21: ...d connection Protection against broadcast multicast storms Ability to de ne virtual workgroups for more ef cient bandwidth usage The SmartSTACK Ethernet ELS10 27 ports can be segmented into 8 separate...

Page 22: ...ll limit transmissions Local port mirroring of all ports for valid frames on both Rx and Tx using a user selectable mirror port or MAC address based mirroring SmartSTACK Ethernet ELS10 27 offers two b...

Page 23: ...f band COM port via PPP Point to Point Protocol or any in band Ethernet port Non volatile memory is provided to store all user modi able con guration parameters Upload and download of con guration par...

Page 24: ...ISO identi es the levels of functionality inherent in each of its seven layers The SmartSTACK Ethernet ELS10 27 operates at the Media Access Control MAC sub layer of the Data Link layer Figure 1 2 OSI...

Page 25: ...th that destination address if known However if the packet s source and destination addresses are on the same network segment known as local traf c the packet is automatically discarded i e ignored by...

Page 26: ...pology is automatically recon gured by the Spanning Tree protocol to create an alternate path to the LAN 1 5 3 SmartSTACK Ethernet ELS10 27 Bridge Address Table In 802 1D mode the SmartSTACK Ethernet...

Page 27: ...of the LAN on which the address resides The age of the entry The SmartSTACK Ethernet ELS10 27 database allows for 2048 entries Some of these entries will be used for permanent entries needed by the s...

Page 28: ...hway allows you to travel much faster than a single lane highway a network backbone creates high speed connections for your network In general a network backbone allows you to distribute access to imp...

Page 29: ...um of eight virtual workgroups the number of ports within that 2X 4X 6X 8X 10X 12X 14X 16X 18X 20X 22X 24X 26 27 RESET ELS10 27TX EPIM100 PWR CPU ETHERNET SWITCH 25X 26X 27X 10BASE T 100BASE TX COM LI...

Page 30: ...e spanning tree state of each port In 802 1Q in addition to spanning tree packets are forwarded in accordance with a VLAN tag that is embedded in the packet and the set of ports registered for that VL...

Page 31: ...ed in 802 1Q is 32 1 5 7 Configuration Commands Several con guration parameters must be speci ed by the user Manufacturing default values are supplied to allow the unit to operate in a default Plug an...

Page 32: ...to specify which ports on the system are access ports and always have the tags stripped 1 6 LOCAL CONSOLE MANAGER The Local Console Manager LCM is a command line interface built into the SmartSTACK Et...

Page 33: ...nect the SmartSTACK Ethernet ELS10 27 to an ASCII terminal or terminal emulator When you want to use LCM begin by pressing the Enter key several times to get the LCM prompt ELS10 27 Help Displays the...

Page 34: ...The following is an example of a traplog display Figure 1 5 Traplog display ELS10 27TX traplog Trap 16 0 00 00 The unit has booted Trap 25 0 00 00 The unit s spanning tree maximum age has changed Tra...

Page 35: ...id commands or misspellings will receive an error message A previous command can be repeated by typing MAC addresses are displayed in little endian Ethernet least signi cant bit bit order with each oc...

Page 36: ...cast Router ports kill session number to kill a session console use only mirror for syntax to set or display port mirroring ping rvsx HOST DATASIZE COUNT send ICMP ECHO_REQUEST pkts port for syntax to...

Page 37: ...f GVRP On off access add del ete reboot SECONDS down load off par ameters PATH IP ADDR GATEWAY ADDR route add del GATEWAY ADDR display IPADDR traceroute m MAX_HOPS q NQUERIES w WAIT HOST_IP DATA_SIZE...

Page 38: ...is heavy Type CR to continue the display This is repeated by the remainder of the ports on the system followed by a display for each individual port as follows Port 1 Status Type Speed 10B TPX 10 Mbps...

Page 39: ...s 0 RX FCS Align Errs 0 Internal TX Errs 0 Type CR to display port 2 status If the status command is issued followed by a port number the following is displayed If a port range is speci ed all ports i...

Page 40: ...tPacing Port 1 Enabled port w o link Port 2 Enabled port w o link Port 3 Enabled Port 4 Enabled port w o link Port 5 Enabled port w o link Port 6 Enabled port w o link Port 7 Enabled Port 8 Enabled Po...

Page 41: ...nk Port 7 Enabled Port 8 Enabled Port 9 Enabled port w o link Port 10 Enabled Port 11 Enabled Port 12 Enabled Type CR to continue the display If a port range is included the following is displayed and...

Page 42: ...ess add del ete allows you to con gure the port s on the unit in regards to speed duplex mode broadcast storm protection values and default VLAN ID used on each port You are not allowed to name the VL...

Page 43: ...he duplex mode on a group of ports enter the following ELS10 27 port 25 27 duplex auto Port 25 is using Auto Negotiation Mode Port 26 is using Auto Negotiation Mode Port 27 is using Auto Negotiation M...

Page 44: ...ou are limited in what you are allowed to do To set a new community name type community ELS10 27 community You are prompted for the old community name then the new name and con rmation of the new name...

Page 45: ...ctory defaults on the next system reset Continue yes no CR If anything other than yes is entered the command will be canceled Reboot The reboot command allows you to force a system reboot either immed...

Page 46: ...2 1Q mode the following is displayed If the unit was operating in 802 1D mode the VLAN ID and VLAN Name are not displayed ELS10 27 address display Address Type Port Age secs VLAN ID VLAN Name 00 40 27...

Page 47: ...03 Blue 00 a0 c9 37 eb 17 Learned 26 130 0x005 Green 00 00 1d 1a 80 d7 Learned 26 0 0x003 Blue 00 00 c0 1a 7a 0e Learned 26 143 0x003 Blue Address Type Port Age secs 01 80 c2 00 00 00 BPDU 2760312 01...

Page 48: ...GE off on noBPDU 01 80 c2 00 00 0e Reserved 2760312 01 80 c2 00 00 0f Reserved 2760312 01 80 c2 00 00 10 All LANs 2760312 01 40 27 00 54 72 Reserved 2760312 00 00 1d 66 88 4e Port 1 2760312 01 00 0e 0...

Page 49: ...ELS10 27 sttimer Baud The baud command allows you to specify the bit transfer rate used on the local communications port The default value is 9600 and valid values range from 2400 to 19200 When the c...

Page 50: ...esses can be con gured in order to access the unit from multiple VLANs The VLAN command is used to con gure an IP address on a VLAN If only the ipaddr command is entered the following display is seen...

Page 51: ...000 000 rip 0X001 134 141 000 000 000 000 000 000 255 255 000 000 local 0X001 134 141 110 027 134 141 110 027 255 255 255 255 local 0X001 134 142 000 000 134 141 105 014 255 255 000 000 rip 0X001 172...

Page 52: ...ping s 192 168 37 1 PING 192 168 37 1 56 data bytes 56 bytes from 192 168 37 1 icmp_seq 1 time 99 ms 56 bytes from 192 168 37 1 icmp_seq 2 time 9 ms 56 bytes from 192 168 37 1 icmp_seq 3 time 102 ms...

Page 53: ...in isolating failures The command entered by itself displays the traplog ELS10 27 traplog Trap 20 4 weeks 4 days 0 19 00 The spanning tree topology has stopped changing Trap 19 4 weeks 4 days 0 17 58...

Page 54: ...types of VLANs are displayed the static entries that have been created by this command and dynamic entries which have been learned by the switch via GVRP ELS10 27 vlan By using the VLAN command the d...

Page 55: ...1 IGMP You can enter the following command to enable or disable IGMP snooping on the ELS10 27 device If IGMP snooping is enabled the ELS10 27 will restrict IP Multicast packets to members of each IP M...

Page 56: ...ed in all lters you enter ELS10 27 ipmrouter delete PORT RANGE All the Dynamic database entries are ushed and all the lters re learned The command by itself displays the existing list of ports ELS10 2...

Page 57: ...port WILL NOT transmit packets for that group even if a host attached to that port attempts to join the group ELS10 27 ipm lter add PORT RANGE IPMADDR Re enter the command to add to or change the list...

Page 58: ...to list the segments that we are sending Queries on you can enter ELS10 27 Query IGMP Query on Default Group IGMP Query on Blue IGMP Query on Accounting The factory default for the system to initiate...

Page 59: ...ple ELS10 27 trunk 25 27 on The above command turns on trunking on ports 25 through 27 Note Trunking is only allowed on ports 25 27 Session The session command displays the number of active sessions t...

Page 60: ...for trap control is disabled Telnet Telnet support allows you to telnet to the device and gain access to LCM The device allows 4 sessions Passwords for telnet are the RO and RW community names for the...

Page 61: ...amage If any damage is evident contact your supplier The shipping carton contains the following The SmartSTACK Ethernet ELS10 27 unit One AC power cord Console Cable kit Two rack mounting brackets wit...

Page 62: ...SmartSTACK Ethernet ELS10 27 The LEDs and buttons are described in Tables 2 1 and 2 2 Figure 2 1 SmartSTACK Ethernet ELS10 27 Front Panel 2X 4X 6X 8X 10X 12X 14X 16X 18X 20X 22X 24X 26 27 RESET ELS10...

Page 63: ...port is copying to the monitor port On Indicates that errored packets were received Link Individual Ports On Indicates the link is good Off Indicates there is no link Status Individual Ports On Blink...

Page 64: ...TX RX Collisions COL Full Duplex Operation FDX 100 Mbps Operations 100 Monitor Port MON Errors ERR There is an LED for each of the functions listed above on the front panel The EPIM 100FX supports a...

Page 65: ...lit System LEDs Two LEDs provide information about the system The LEDs are Power and CPU Power indicates that the device s power supply is operating properly The CPU LED indicates that the device s CP...

Page 66: ...assembly Table 2 3 General Considerations for Mounting a SmartSTACK Ethernet ELS10 27 Consideration Discussion Temperature Since the temperature within a rack assembly may be higher than the ambient r...

Page 67: ...g Make sure the power supply circuit to the rack assembly is not overloaded Grounding Earthing Rack mounted equipment should be grounded In addition to the direct connections to the main power supplie...

Page 68: ...STACK Ethernet ELS10 27 power on the unit and observe the power up diagnostics sequence to check for proper operation To observe the power up diagnostics sequence completely you may want to repeat it...

Page 69: ...n the front panel of the SmartSTACK Ethernet ELS10 27 using the standard console cable shipped with the unit Only three wires are necessary Receive Data Transmit Data and Ground 2 Set the terminal to...

Page 70: ...ber optic connection to an EPIM100 FX 2 6 1 Connecting UTP Cables Before connecting a segment to the SmartSTACK Ethernet ELS10 27 check each end of the segment to verify wire crossover Connect a twis...

Page 71: ...Cable b Check that the twisted pair connection meets the dB loss and cable specifications If a link is not established contact Cabletron Systems Refer to Section 1 2 Getting Help for details 4 Repeat...

Page 72: ...ure 2 7 3 At the other end of the ber optic cable attach the SC connector to the other device Caution An odd number of crossovers preferably one must be maintained between devices so that the transmit...

Page 73: ...martSTACK Ethernet ELS10 27 and the fiber optic device at the other end of the fiber optic link segment c Verify that the fiber connection meets the dB loss specifications If a Link has not been estab...

Page 74: ...2 14 Unpacking and Installing Your SmartSTACK Ethernet ELS10 27...

Page 75: ...C emulating a non intelligent terminal See Section 3 1 Assigning IP Addresses Once you have assigned an IP address you can use SNMP compliant network management tools to con gure and manage the SmartS...

Page 76: ...ss B address must be in the range 128 191 The address 128 150 50 10 identi es node 50 10 on network 128 150 Class C addresses are used for small networks The rst three bytes identify the network and t...

Page 77: ...t is allowed To assign an IP address at the LCM prompt Type ipaddr IP ADDRESS For example ipaddr 192 138 217 40 will set the IP address 192 138 217 40 LCM responds by displaying the IP address table a...

Page 78: ...e MAC addresses whether the address has been learned the port the address is known on and the age of the address entry Address Type Port Age secs VLAN ID VLAN Name 00 40 27 00 55 bf Learned 26 1 0x003...

Page 79: ...ress class Class A address masks are 255 0 0 0 Class B address masks are 255 255 0 0 Class C address masks are 255 255 255 0 To change the subnet mask at the LCM prompt Type ipaddr IP ADDRESS SUBNET M...

Page 80: ...an image for downloading The device allows you to set a BOOTP Gateway address This allows the device to pass BOOTP requests through a router that does not support proxy ARP This process allows you to...

Page 81: ...Ethernet ELS10 27 acts as an IP Multicast lter and will not forward IP Multicast packets onto segments that do not have any group members It does this by listening for IGMP packets and creating and or...

Page 82: ...therefore be smaller and based on how quickly the CPU can respond a limited amount of unwanted traf c will leak through initially This is known as Dynamic IP Multicast ltering and the use of it is us...

Page 83: ...the network as a single spanning tree Using LCM to enable bridging for a port or port range at the LCM prompt 1 Type bridge PORT RANGE off on noBPDU For example bridge 2 on would enable bridging on po...

Page 84: ...together but the applications you are running over the network require more than 100 Mbps of bandwidth per connection you can use the built in trunking feature to increase bandwidth up to 600 Mbps wi...

Page 85: ...nds to resolve which SmartSTACK Ethernet ELS10 27 ports are to become forwarding ports As ports within a Trunk Group become forwarding ports traf c within the Trunk Group is momentarily halted to guar...

Page 86: ...mpt 1 Type status PORT RANGE Note The SmartSTACK Ethernet ELS10 27 to SmartSTACK Ethernet ELS10 27 connections must be point to point There cannot be any other devices on those Ethernets The ports use...

Page 87: ...d the Trunking Protocol has established a good trunk connection Off Trunking is not enabled Perturbed Trunking is enabled and a good trunk connection has been established However the forwarding of dat...

Page 88: ...94 54 76 3 11 DEFINING AND DELETING WORKGROUPS The SmartSTACK Ethernet ELS10 27 allows you to de ne logical groups of associated ports virtual workgroups to provide a more ef cient ow of traf c across...

Page 89: ...11 16 and 24 SmartSTACK Ethernet ELS10 27 workgroup B 7 11 16 24 LCM responds with the following display Name b Ports 7 11 16 24 2X 4X 6X 8X 10X 12X 14X 16X 18X 20X 22X 24X 26 27 RESET ELS10 27TX EPI...

Page 90: ...orkgroup at the LCM prompt Type workgroup NAME To create or modify a workgroup at the LCM prompt Type workgroup NAME PORT RANGE To delete a workgroup at the LCM prompt Type workgroup NAME delete To cr...

Page 91: ...can be individually con gured for automatic multicast storm protection You de ne what level of multicasts the SmartSTACK Ethernet ELS10 27 will recognize as a multicast storm by specifying the number...

Page 92: ...acters 3 15 SYSTEM CONTACT The system contact parameter identi es the contact person who is responsible for operating the SmartSTACK Ethernet ELS10 27 Typically this parameter includes the person s na...

Page 93: ...zero length community name means that any community name is acceptable els10 27adminAnyPass els10 27admin 2 DisplayString SIZE 0 24 els10 27adminGetPass els10 27admin 2 DisplayString SIZE 0 24 3 16 3...

Page 94: ...3 20 Configuring Your SmartSTACK Ethernet ELS10 27...

Page 95: ...sts of disabling or enabling Ethernet ports setting the community name for the SmartSTACK Ethernet ELS10 27 and changing the baud rate for your Local Console Manager LCM connection 4 1 SMARTSTACK ETHE...

Page 96: ...ontrol 4 3 RMON SUPPORT SmartSTACK Ethernet ELS10 27 has the ability to support four of the nine RMON MIB groups The four groups are Ethernet Statistics History Alarms and Events RMON is supported on...

Page 97: ...ory Group These two groups work together to collect and save statistics for later viewing You can via SNMP commands create entries in the History Control Group Each control group identi es a source da...

Page 98: ...te When a threshold in one direction is passed an event is triggered Another event for this alarm will not be triggered until the threshold in the other direction is passed You are allowed to enter a...

Page 99: ...status is set to something other than VALID This means you must go through a three step process to modify a group entry 1 Send a set command to set the status of a given group entry to UNDER_CREATION...

Page 100: ...p Also memory must be allocated for each needed entry of the Ethernet History Group The value of HistoryControlTable BucketsRequested must be checked and the code should attempt to allocate this numbe...

Page 101: ...re available The number of seconds since the SmartSTACK Ethernet ELS10 27 was last reset The number of spanning tree topology changes that have occurred since the SmartSTACK Ethernet ELS10 27 was last...

Page 102: ...commands that enable you to quickly check on the status of the SmartSTACK Ethernet ELS10 27 include Status Address display Ipaddr Ident These LCM commands are described in the sections that follow 4 5...

Page 103: ...LCM prompt Software Currently Running version xx xx xx software Tue 08 23 94 15 0 Next Bootstrap version xx xx xx software Tue 08 23 94 15 03 09 Power up test failures none System Up Time 2 25 57 Curr...

Page 104: ...C addresses in the SmartSTACK Ethernet ELS10 27 Bridge Address Table The display includes The MAC address VLAN ID VLAN Name Port 1 Status Type Speed 10B TPX 10Mbits VLAN ID Blue 0X001 GVRP Enabled Por...

Page 105: ...appear after address 04 00 00 00 00 00 The age will be the time since a packet was last received from that address To display all MAC addresses at the LCM prompt Type addresses display any LCM respond...

Page 106: ...00 LCM would display The ipaddr command displays the IP addresses subnet masks and MAC addresses of all SmartSTACK Ethernet ELS10 27 ports At the LCM prompt Type ipaddr LCM displays the current IP add...

Page 107: ...ng information including the part number and any power up test codes and diagnostic data To display the manufacturing information at the LCM prompt Type ident LCM displays the following type of inform...

Page 108: ...4 14 Monitoring and Managing Your SmartSTACK Ethernet ELS10 27...

Page 109: ...ernet ELS10 27 performs an extensive set of diagnostic self tests whenever any of the following events occur Power up Resetting using the front panel Reset Button a hard reset Reset via the NMS a soft...

Page 110: ...ELS10 27 should be on 5 2 RESPONSES TO FAILURES AT POWER UP How the SmartSTACK Ethernet ELS10 27 responds to failures detected during power up depends on the seriousness of the failure For example it...

Page 111: ...ables 5 1 and 5 2 Figure 5 1 SmartSTACK Ethernet ELS10 27 Front Panel LEDs 2X 4X 6X 8X 10X 12X 14X 16X 18X 20X 22X 24X 26 27 RESET ELS10 27TX EPIM100 PWR CPU ETHERNET SWITCH 25X 26X 27X 10BASE T 100BA...

Page 112: ...n status port operating at 100 Mbps Off Port operating at 10 Mbps On Indicates the port is copying to the monitor port On Indicates that errored packets were received Link Individual Ports On Indicate...

Page 113: ...urce is operational Make sure the power cord is securely connected If the SmartSTACK Ethernet ELS10 27 still does not power up contact Cabletron Systems Refer to Section 1 2 for more information 5 5 1...

Page 114: ...artSTACK Ethernet ELS10 27 Does Not Respond to NMS Check the port status using LCM Check to see if the Spanning Tree topology is stable using LCM Check that a pathway to the SmartSTACK Ethernet ELS10...

Page 115: ...l Input voltage Auto ranging from 100 120 200 240 Vac Frequency 50 60 Hz AC power consumption 80 watts Connector Ports 24 RJ45 Ethernet ports MDI X 3 RJ45 Fast Ethernet port 1 RS232C port for Local Co...

Page 116: ...ive activity Collision 100 Mbps Duplex MON monitor User de ned CPU Power Pwr Standard Support IEEE 802 1 Part D IEEE 802 1Q IEEE802 2 Logical Link Control IEEE 802 3 CSMA CD 10BASE T Ethernet Transpar...

Page 117: ...t meets the requirements of FCC Part 15 EN 55022 EN 50082 1 89 336 EEC CSA C108 8 VCCI V 3 AS NZS 3548 A 2 SERIAL CABLE PIN ASSIGNMENTS For a PC running a Windows terminal connected to the RS232C Netw...

Page 118: ...diagram below and note how the pins are numbered Be sure to hold the connectors in the same orientation when connecting the wires to the pins Figure A 1 Connector Pin Numbers Each twisted pair link s...

Page 119: ...Ethernet ELS10 27s can communicate only if the transmitter on one unit is connected to the receiver on the other unit This reversal or crossover function can be implemented either in the wiring or in...

Page 120: ...aining two segments are unpopulated these are known as inter repeater links or IRLs This distinction between populated and unpopulated segments is signi cant for coax networks only Table A 5 Crossover...

Page 121: ...eak power meter must be used to correctly compare the values given above to those measured on any particular port If power levels are being measured with an average power meter add 3 dBm to the measur...

Page 122: ...A 8 EPIM 100FX...

Page 123: ...idge Protocol Data Unit BPDU 3 9 bridging functions disabling 3 9 displaying 3 10 enabling 3 9 bridging technologies A 2 C certification A 3 changing subnet mask 3 5 community name assigning 3 16 conn...

Page 124: ...g 3 5 displaying 3 4 4 12 IP subnet mask changing 3 5 L LCM connecting 2 9 description of 1 16 4 1 LCM command syntax 1 19 LCM commands addresses display 4 10 bridge 3 9 community 3 16 erase 3 2 exit...

Page 125: ...orithm 1 10 specifications electrical A 1 physical A 1 statistics Ethernet port 4 8 gathering 4 7 overview 4 7 system 4 7 status displaying ELS10 27TX 4 9 straight through wiring A 5 subnet mask IP ch...

Page 126: ...Index I 4...

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