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MRW55

MRW55M

Dual-Band Outdoor

Access Point/Bridge

User Guide

Summary of Contents for MRW55

Page 1: ...MRW55 MRW55M Dual Band Outdoor Access Point Bridge User Guide...

Page 2: ......

Page 3: ...User Guide Dual Band Outdoor Access Point Bridge IEEE 802 11a b g Access Point Bridge Master Unit with External Antenna Options MRW55M Slave Unit with Integrated High Gain Antenna MRW55...

Page 4: ...MRW55 MRW55M E022005 R01...

Page 5: ...nnected Consult the dealer or an experienced radio TV technician for help Warnings 1 Wear an anti static wrist strap or take other suitable measures to prevent electrostatic discharge when handling th...

Page 6: ...mit the allowable channels determined by the current country of operation Incorrectly entering the country of operation may result in illegal operation and may cause harmful interference to other syst...

Page 7: ...nt channel of operation and make necessary configuration changes to ensure operation occurs in conformance with European National spectrum usage laws as described below and elsewhere in this document...

Page 8: ...only This unit cannot be powered from IT supplies If your supplies are of IT type this unit must be powered by 230 V 2P T via an isolation transformer ratio 1 1 with the secondary connection point la...

Page 9: ...les m mes conditions France et P rou uniquement Ce groupe ne peut pas tre aliment par un dispositif imp dance la terre Si vos alimentations sont du type imp dance la terre ce groupe doit tre aliment p...

Page 10: ...haben Die Netzsteckdose mu in der N he des Ger ts und leicht zug nglich sein Die Stromversorgung des Ger ts kann nur durch Herausziehen des Ger tenetzkabels aus der Netzsteckdose unterbrochen werden...

Page 11: ...rombelastbarkeit aus wenigstens 10 A Dieser Stromstecker mu hat einer erdschluss mit der typ NEMA 5 15P 15A 125V oder NEMA 6 15P 15A 250V konfiguration Danemark Dieser Stromstecker mu die ebene 107 2...

Page 12: ...viii...

Page 13: ...s Point or Bridge 2 1 Infrastructure Wireless LAN 2 2 Infrastructure Wireless LAN for Roaming Wireless PCs 2 3 Bridge Link Topologies 2 4 Point to Point Configuration 2 4 Point to Multipoint Configura...

Page 14: ...tion System WDS 6 31 Bridge 6 33 Spanning Tree Protocol STP 6 36 RSSI 6 40 Radio Interface 6 41 Radio Settings A 802 11a 6 42 Radio Settings G 802 11g 6 46 Security Bridge Mode 6 48 Security Access Po...

Page 15: ...http server 7 14 show system 7 15 show version 7 15 System Logging Commands 7 16 logging on 7 16 logging host 7 17 logging console 7 17 logging level 7 18 logging facility type 7 18 show logging 7 19...

Page 16: ...hentication server 7 41 mac authentication session timeout 7 41 show authentication 7 42 WDS Commands 7 42 wds channel 7 43 wds mac address 7 43 wds enable 7 44 show wds 7 44 Bridge Commands 7 46 brid...

Page 17: ...interface ethernet 7 64 dns server 7 64 ip address 7 65 ip dhcp 7 66 shutdown 7 66 show interface ethernet 7 67 Wireless Interface Commands 7 68 interface wireless 7 69 description 7 69 ssid 7 70 clo...

Page 18: ...egrated Panel B 3 8 dBi Omnidirectional 2 4 GHz B 4 8 dBi Omnidirectional 5 GHz B 6 13 5 dBi 120 Degree Sector B 7 16 5 dBi 60 Degree Sector B 9 23 dBi High Gain Panel B 11 Appendix C Cables and Pinou...

Page 19: ...ffers a fast reliable and cost effective solution for connectivity between remote Ethernet wired LANs or to provide Internet access to an isolated site The system is also easy to install and operate i...

Page 20: ...ing bracket kit Outdoor wall mounting bracket kit This User Guide Inform your dealer if there are any incorrect missing or damaged parts If possible retain the carton including the original packing ma...

Page 21: ...area The MRW55 and MRW55M units both require the 2 4 GHz 8 dBi omnidirectional external antenna for 2 4 GHz operation The following table summarizes the external antenna options External antennas conn...

Page 22: ...injector module is included in the wireless bridge package and provides two RJ 45 Ethernet ports one for connecting to the wireless bridge Output and the other for connecting to a local LAN switch Inp...

Page 23: ...less bridge link Grounding Point Even though the wireless bridge includes its own built in lightning protection it is important that the unit is properly connected to ground A grounding screw is provi...

Page 24: ...ludes wall and pole mount brackets Security through 64 128 152 bit Wired Equivalent Protection WEP or 128 bit Advanced Encryption Standard AES encryption Scans all available channels and selects the b...

Page 25: ...t Disabled Logging Console Disabled IP Address Host Name 0 0 0 0 Logging Level Informational Logging Facility Type 16 Spanning Tree Status Enabled Ethernet Interface Speed and Duplex Auto WDS Bridging...

Page 26: ...D MRW55 Radio Channel Default to first channel Auto Channel Select Enabled Transmit Power Full Maximum Data Rate 54 Mbps Beacon Interval 100 TUs Data Beacon Rate DTIM Interval 2 beacons RTS Threshold...

Page 27: ...ss network cards adapters and access points can be configured as Ad hoc for departmental SOHO or enterprise LANs Infrastructure for wireless LANs Infrastructure wireless LAN for roaming wireless PCs T...

Page 28: ...in the wired LAN infrastructure through the access point The infrastructure configuration not only extends the accessibility of wireless PCs to the wired LAN but also increases the effective wireless...

Page 29: ...nually configured by the clients can be detected in an access point s beacon or can be obtained by querying for the identity of the nearest access point For clients that do not need to roam set the SS...

Page 30: ...oint services When using WDS on a radio band only wireless bridge units can associate to each other Wireless clients can only associate with the wireless bridge using a radio band set to access point...

Page 31: ...ge Link Topologies 2 5 2 MRW55M Master with Omnidirectional Antenna MRW55 Slave MRW55 Slave MRW55 Slave MRW55 Slave MRW55 Slave MRW55 Slave MRW55M Master with Sector Antenna MRW55 Slave MRW55 MRW55 Sl...

Page 32: ...Network Configuration 2 6 2...

Page 33: ...able in local radio regulations prior to equipment installation Data Rates Using its 5 GHz integrated antenna the MRW55 Slave bridge can operate over a range of up to 15 4 km 9 6 miles or provide a hi...

Page 34: ...t and may be reduced by local regulatory limits For accurate distances you need to calculate the power link budget for your specific environment Distances Achieved Using Turbo Mode Data Rate 17 dBi In...

Page 35: ...es in the path and may not even require a visual line of sight between the antennas When planning the radio path for a wireless bridge link consider these factors Avoid any partial line of sight betwe...

Page 36: ...nimum clearance required for a clear radio line of sight Consider the following simple example illustrated in the figure below Total Link Distance Max Clearance for 60 of First Fresnel Zone at 5 8 GHz...

Page 37: ...m 4 3 ft is needed Warning Never construct a radio mast pole or tower near overhead power lines Note Local regulations may limit or prevent construction of a high radio mast or tower If your wireless...

Page 38: ...signal If radio interference is still a problem with your wireless bridge link changing the antenna polarization direction may improve the situation Weather Conditions When planning wireless bridge l...

Page 39: ...link Ethernet Cabling When a suitable antenna location has been determined you must plan a cable route form the wireless bridge outdoors to the power injector module indoors Consider these points The...

Page 40: ...Bridge Link Planning 3 8 3...

Page 41: ...stallation of the wireless bridge involves these steps 1 Mount the unit on a wall pole mast or tower using the mounting bracket 2 Mount external antennas on the same supporting structure as the bridge...

Page 42: ...cket may need to be rotated around the pole during the alignment process 3 Use the included nuts to tightly secure the wireless bridge to the bracket Be sure to take account of the antenna polarizatio...

Page 43: ...larger diameter pole without using the U shaped part of the bracket This method is illustrated in the following figure Using the Wall Mounting Bracket Perform the following steps to mount the unit to...

Page 44: ...bridge Typically a bridge link requires a 5 GHz antenna and access point operation a 2 4 GHz antenna MRW55 Slave units also require an external antenna for 2 4 GHz operation Perform these steps 1 Mou...

Page 45: ...rs Connect the Power Injector To connect the wireless bridge to a power source Caution Do not install the power injector outdoors The unit is for indoor installation only Note The wireless bridge s Et...

Page 46: ...bridge uses an omnidirectional or sector antenna which does not require alignment but Slave bridges still need to be correctly aligned with the Master bridge antennna Point to Point Configurations In...

Page 47: ...n lobe To align the antennas in the link using the RSSI output voltage start with one antenna fixed and then perform the following procedure on the other antenna Note The RSSI output can be configured...

Page 48: ...ent in that position Note Sometimes there may not be a central lobe peak in the voltage because vertical alignment is too far off only two similar peaks for the side lobes are detected In this case fi...

Page 49: ...onfiguration using a PC that has IP settings compatible with this subnet for example 192 168 1 2 and connecting it directly to the wireless bridge When the basic configuration is completed you can set...

Page 50: ...tings from a DHCP server You may also use the CLI to assign an IP address that is compatible with your network Type configure to enter configuration mode then type interface ethernet to access the Eth...

Page 51: ...on IP configuration and basic WEP encryption for wireless security The wireless bridge can be managed by any computer using a web browser Internet Explorer 5 0 or above or Netscape Navigator 6 2 or ab...

Page 52: ...Initial Configuration 5 4 5 Launching the Setup Wizard To perform initial configuration click Setup Wizard on the home page then click on the Next button to start the process...

Page 53: ...alphanumeric characters Defaults MRW55 2 Radio Channel You must enable radio communications for the 802 11a and 802 11g radios and set the operating channel 802 11a Turbo Mode If you select Enable th...

Page 54: ...figuration Protocol DHCP for automatic IP configuration If you disable DHCP then manually enter the IP address and subnet mask If a management station exists on another network segment then you must e...

Page 55: ...ngs To set up a wireless bridge link you must configure the WDS forwarding table by specifying the wireless MAC address of the bridge to which you want to forward traffic For a Slave bridge unit you n...

Page 56: ...form authentication based on a shared key that has been distributed to all stations Default Open System WEP Wired Equivalent Privacy is used to encrypt transmissions passing between wireless clients a...

Page 57: ...anual Entry The key can contain 26 hexadecimal digits or 13 alphanumeric characters Note All wireless devices must be configured with the same Key ID values to communicate with the access point 6 Clic...

Page 58: ...Initial Configuration 5 10 5...

Page 59: ...ve Enter the default IP address http 192 168 1 1 To log into the wireless bridge enter the default user name and password both of which are admin and click LOGIN When the home page displays click on A...

Page 60: ...ent access upgrades software from local file FTP or TFTP server resets configuration settings to factory defaults and resets the wireless bridge 6 23 System Log Controls logging of error messages sets...

Page 61: ...ss point functions System Name An alias for the wireless bridge enabling the device to be uniquely identified on the network Default MRW55 Wireless Outdoor Bridge AP Range 1 22 characters Outdoor Brid...

Page 62: ...fy the bridge band MRW55 configure 7 7 MRW55 config system name R D 7 12 MRW55 config snmp server location building 1 7 27 MRW55 config snmp server contact Paul 7 25 MRW55 config exit MRW55 show syste...

Page 63: ...you are not using a DHCP server to configure IP addressing use the CLI to manually configure the initial IP values page 5 2 After you have network access to the wireless bridge you can use the web bro...

Page 64: ...rs located on the local network type the IP addresses in the text fields provided Otherwise leave the addresses as all zeros 0 0 0 0 CLI Commands for TCP IP Settings From the global configuration mode...

Page 65: ...r become inaccessible Note This guide assumes that you have already configured RADIUS server s to support the access point Configuration of RADIUS server software is beyond the scope of this guide ref...

Page 66: ...cation again with primary server If communication with the primary server is re established the secondary server reverts to a backup role CLI Commands for RADIUS From the global configuration mode use...

Page 67: ...PoE server Default Disable PPPoE Username The user name assigned for the PPPoE tunnel Range 1 63 alphanumeric characters PPPoE Password The password assigned for the PPPoE tunnel Range 1 63 alphanumer...

Page 68: ...the example below to set a user name and password IP settings and other PPPoE parameters as required by the service provider The pppoe restart command can then be used to start a new connection using...

Page 69: ...o the network Ethernet Supplicant Setup Allows the access point to act as an 802 1X supplicant so it can be authenticated through its Ethernet port with a RADIUS server on the local network When enabl...

Page 70: ...on an associating station s MAC address Note Client station MAC authentication occurs prior to the IEEE 802 1X authentication procedure configured for the access point However a client s MAC address...

Page 71: ...those successfully authenticated are allowed to access the network For those clients not initiating 802 1X access to the network is allowed after successful wireless association with the access point...

Page 72: ...s specified MAC addresses and permissions into the local MAC database MAC Address Physical address of a client Enter six pairs of hexadecimal digits separated by hyphens for example 00 03 7F E0 06 EA...

Page 73: ...MRW55 config 802 1X supplicant wds 1 7 38 MRW55 config MRW55 config mac authentication server local 7 41 MRW55 config address filter default denied 7 39 MRW55 config address filter entry 00 70 50 cc...

Page 74: ...ettings use the show authentication command from the Exec mode MRW55 config mac authentication server remote 7 41 MRW55 config mac authentication session timeout 300 7 41 MRW55 config exit MRW55 show...

Page 75: ...nfig 802 1X broadcast key refresh rate 5 7 36 MRW55 config 802 1X session key refresh rate 5 7 37 MRW55 config 802 1X session timeout 300 7 38 MRW55 config exit MRW55 show authentication 7 42 Authenti...

Page 76: ...h client on the RADIUS server or the configured native VLAN ID Traffic received from the wired network must also be tagged with a known VLAN ID Received traffic that has an unknown VLAN ID or no VLAN...

Page 77: ...upport 802 1X client software to be assigned to a specific VLAN When VLAN filtering is disabled the access point ignores the VLAN tags on any received frames Local Bridge Filter Controls wireless to w...

Page 78: ...nt to filter To display the current settings use the show filters command from the Exec mode SNMP You can use a network management application to manage the wireless bridge via the Simple Network Mana...

Page 79: ...horized management stations are only able to retrieve MIB objects Maximum length 23 characters case sensitive Default public Community Name Read Write Defines the SNMP community access string that has...

Page 80: ...a trap receiver host To view the current SNMP settings use the show snmp command MRW55 config snmp server enable server 7 25 MRW55 config snmp server community alpha rw 7 24 MRW55 config snmp server...

Page 81: ...promise wireless bridge and network security Note Pressing the Reset button on the back of the wireless bridge for more than five seconds resets the user name and password to the factory defaults For...

Page 82: ...re upgrading your wireless bridge software it is recommended to save a copy of the current configuration file See copy on page 7 29 for information on saving the configuration file to a TFTP or FTP se...

Page 83: ...es the name of the code file on the server The new firmware file name should not contain slashes or the leading letter of the file name should not be a period and the maximum length for file names on...

Page 84: ...sent in the wireless bridge file system To run the new software use the reset board command to reboot the wireless bridge MRW55 copy tftp file 7 29 1 Application image 2 Config file 3 Boot block image...

Page 85: ...s bridge supports a logging process that can control error messages saved to memory or sent to a Syslog server The logged messages serve as a valuable tool for isolating wireless bridge and network pr...

Page 86: ...page 6 68 The Event Logs window displays the last 128 messages logged in chronological order from the newest to the oldest Log messages saved in the wireless bridge s memory are erased when the devic...

Page 87: ...eriodically sending time synchronization requests to specific time servers You can configure up to two time server IP addresses The wireless bridge will attempt to poll each server in the configured s...

Page 88: ...lobal configuration mode specify SNTP server IP addresses using the sntp server ip command then use the sntp server enable command to enable the service Use the sntp server timezone command to set the...

Page 89: ...bridge band A wireless client cannot associate with the access point on the wireless bridge band To set up a wireless bridge link you must configure the WDS forwarding table by specifying the wireless...

Page 90: ...ge units in the network must be configured in the forwarding table Slave Mode A Slave wireless bridge provides support for only one MAC address in the WDS forwarding table A Slave bridge communicates...

Page 91: ...he link Bridge The wireless bridge can store the MAC addresses for all known devices in the connected networks All the addresses are learned by monitoring traffic received by the wireless bridge and a...

Page 92: ...seen on the associated interface for longer than the aging time the entry is discarded Bridge Aging Time Changes the aging time for entries in the dynamic address table Ethernet The time after which...

Page 93: ...config exit MRW55 show bridge 7 52 Bridge Information Media Type Age Time sec EtherNet 300 WLAN_A 1000 Bridge Id 32768 037fbef192 Root Bridge Id 32768 01f47483e2 Root Path Cost 25 Root Port Id 0 Bridg...

Page 94: ...device to the root device Then it selects a designated bridging device from each LAN which incurs the lowest path cost when forwarding a packet from that LAN to the root device All ports connected to...

Page 95: ...hould receive configuration messages at regular intervals Any port that ages out STP information provided in the last configuration message becomes the designated port for the attached LAN If it is a...

Page 96: ...option if an interface is attached to a LAN segment that is at the end of a bridged LAN or to an end node Since end nodes cannot cause forwarding loops they can pass directly through to the spanning t...

Page 97: ...ed 5 7 52 MRW55 config bridge stp port priority 5 0 7 50 MRW55 config bridge stp port path cost 5 50 7 50 MRW55 config no bridge stp port portfast 5 7 51 MRW55 config end MRW55 show bridge 7 52 Bridge...

Page 98: ...cates that the signal is weak and the antennas may require realignment The RSSI controls allow the external connector to be disabled and the receive signal for each WDS port displayed RSSI The RSSI va...

Page 99: ...urity features The configuration options are nearly identical but depend on which interface is operating as the bridge band Both interfaces and operating modes are covered in this section of the manua...

Page 100: ...rough the access point must set their SSID to the same as that of the access point Default MRW55 Range 1 32 characters Note The SSID is not configurable when the radio band is set to Bridge mode Secur...

Page 101: ...rom the wireless bridge The higher the transmission power the farther the transmission range Power selection is not just a trade off between coverage area and maximum supported clients You also have t...

Page 102: ...f very little or no interference is present because it requires overhead to send multiple frames Range 256 2346 bytes Default 2346 bytes RTS Threshold Sets the packet size threshold at which a Request...

Page 103: ...eless a transmit power full 7 75 MRW55 if wireless a speed 9 7 71 MRW55 if wireless a max association 32 7 76 MRW55 if wireless a beacon interval 150 7 72 MRW55 if wireless a dtim period 5 7 73 MRW55...

Page 104: ...at the access point uses to communicate with wireless clients When multiple access points are deployed in the same area set the channel on neighboring access points at least five channels apart to avo...

Page 105: ...global configuration mode enter the interface wireless g command to access the 802 11g radio interface Set the interface SSID using the ssid command and if required configure a name for the interface...

Page 106: ...anumeric strings that are manually configured on all units in the wireless bridge network MRW55 show interface wireless g 7 84 Wireless Interface Information Identification Description Enterprise 802...

Page 107: ...one encryption key on the wireless bridge Default Disable Shared Key Setup Select 64 Bit 128 Bit or 152 Bit key length Note that the same size of WEP encryption key must be set on all bridge units in...

Page 108: ...d uses 128 bit static AES keys hexadecimal or alphanumeric strings that are configured for each link pair in the wireless bridge network For a Slave bridge unit only one encryption key needs to be def...

Page 109: ...index and length values used in the key command must be the same values used in the encryption and transmit key commands MRW55 config interface wireless a 7 69 Enter Wireless configuration commands o...

Page 110: ...ration commands one per line MRW55 if wireless a encryption wdsaes alphanumeric 7 77 MRW55 if wireless a key wdsaes 1 agoodsecretkey 7 78 MRW55 if wireless a exit MRW55 show interface wireless a 7 84...

Page 111: ...ss filtering page 6 13 Wi Fi Protected Access WPA page 6 59 The security mechanisms that may be employed depend on the level of security required the network and management resources available and the...

Page 112: ...ly WEP has been found to be seriously flawed and cannot be recommended for a high level of network security For more robust wireless security the access point provides Wi Fi Protected Access WPA for i...

Page 113: ...ess point the network has no protection and is open to all users This is the default setting Shared Key Sets the access point to use WEP shared keys If this option is selected you must configure at le...

Page 114: ...to 9 and A to F for 64 bit keys 26 hexadecimal digits for 128 bit keys or 32 hexadecimal digits for 152 bit keys 802 11a radio only Alphanumeric Enter keys as 5 alphanumeric characters for 64 bit keys...

Page 115: ...set index 802 1X Disabled1 MAC Authentication Any setting2 Authentication Type Open System WEP encryption Enable WPA clients only Disable Multicast Cipher WEP Shared Key 64 128 802 1X Required1 MAC Au...

Page 116: ...current 802 11g security settings use the show interface wireless g command not shown in example Security Closed System DISABLED Multicast cipher WEP Unicast cipher TKIP WPA clients SUPPORTED WPA Key...

Page 117: ...al authentication between a client the access point and a RADIUS server that prevents users from accidentally joining a rogue network Only when a RADIUS server has authenticated a user s credentials w...

Page 118: ...obal encryption key for multicast and broadcast traffic must be the same for all clients therefore it restricts encryption to a WEP key When access is opened to both WPA and WEP clients no authenticat...

Page 119: ...must use the same WEP key to encrypt and decrypt radio signals WEP has many security flaws and is not recommended for transmitting highly sensitive data TKIP TKIP provides data encryption enhancements...

Page 120: ...set 802 1X to required and disable MAC authentication To view WPA pre shared key only WPA over 802 1X Authentication Type Open System WEP encryption Enable1 WPA clients only Enable WPA Mode Pre share...

Page 121: ...tion open 7 76 AP if wireless g encryption 128 7 77 AP if wireless g wpa clients required 7 81 AP if wireless g wpa mode dynamic 7 82 AP if wireless g multicast cipher TKIP 7 80 AP if wireless g end A...

Page 122: ...s of the management interface for this device IP Default Gateway IP address of the gateway router between this device and management stations that exist on other network segments HTTP Server Shows if...

Page 123: ...radio interface settings use the show interface wireless a command see page 7 84 MRW55 show system 7 15 System Information Serial Number System Up time 0 days 5 hours 2 minutes 4 seconds System Name M...

Page 124: ...identity The shared key approach uses Wired Equivalent Privacy WEP to verify client identity by distributing a shared key to stations before attempting authentication Associated Shows if the station...

Page 125: ...No 802 11a Channel Stations 802 11g Channel 11 802 11g Channel Station Table Station Address 00 04 E2 41 C2 9D VLAN ID 0 Authenticated Associated Forwarding KeyType TRUE TRUE TRUE NONE Counters pkts T...

Page 126: ...level associated with this message For a description of the various levels see logging level on page 6 27 Event Message The content of the log message CLI Commands for Displaying the Event Logs From t...

Page 127: ...consists of a network portion 192 168 1 and a host portion 1 To access the wireless bridge through a Telnet session you must first set the IP address for the wireless bridge and set the default gatew...

Page 128: ...um Abbreviation The CLI will accept a minimum number of characters that uniquely identify a command For example the command configure can be entered as con If an entry is ambiguous the system will pro...

Page 129: ...ct for all applicable commands Using Command History The CLI maintains a history of commands that have been entered You can scroll back through the history of commands by pressing the up arrow key Any...

Page 130: ...tion mode To access Exec mode open a new console session with the user name admin The command prompt displays as MRW55 for Exec mode Configuration Commands Configuration commands are used to modify wi...

Page 131: ...ches You can also use the following editing keystrokes for command line processing MRW55 config interface ethernet MRW55 if ethernet Keystroke Function Ctrl A Shifts cursor to start of command line Ct...

Page 132: ...802 1x port access control and address filtering 7 35 WDS Configures the Wireless Distribution System forwarding table 7 42 Bridge Configures MAC address table aging time settings and spanning tree p...

Page 133: ...on page 1 Default Setting None Command Mode Exec Example Related Commands end 7 7 end This command returns to the previous configuration mode Default Setting None Command Mode Global Configuration In...

Page 134: ...the network can be reached The following are some results of the ping command Normal response The normal response occurs in one to ten seconds depending on network traffic Destination does not respond...

Page 135: ...it will always run the Power On Self Test Example This example shows how to reset the system show history This command shows the contents of the command history buffer Default Setting None Command Mo...

Page 136: ...t radio operation Exec 7 11 Device Designation prompt Customizes the command line prompt GC 7 12 system name Specifies the host name for the wireless bridge GC 7 12 snmp server contact Sets the system...

Page 137: ...nce FR Luxembourg LU Slovenia SI Azerbaijan AZ Georgia GE Macao MO South Africa ZA Bahrain BH Germany DE Macedonia MK Spain ES Belarus BY Greece GR Malaysia MY Sweden SE Belgium BE Guatemala GT Mexico...

Page 138: ...command Example prompt This command customizes the CLI prompt Use the no form to restore the default prompt Syntax prompt string no prompt string Any alphanumeric string to use for the CLI prompt Maxi...

Page 139: ...ing admin Command Mode Global Configuration Example password After initially logging onto the system you should set the password Remember to record it in a safe place Use the no form to reset the defa...

Page 140: ...he browser interface Range 1024 65535 Default Setting 80 Command Mode Global Configuration Example Related Commands ip http server 7 14 ip http server This command allows this device to be monitored o...

Page 141: ...MRW55 config MRW55 show system System Information Serial Number 0000000000 System Up time 0 days 0 hours 33 minutes 45 seconds System Name MRW55 Wireless Outdoor Bridge AP System Location System Cont...

Page 142: ...use the logging level command to control the type of error messages that are stored in memory Example MRW55 show version Version v1 1 2 1B05 MRW55 Command Function Mode Page logging on Controls loggin...

Page 143: ...he name of a syslog server Range 1 20 characters host_ip_address The IP address of a syslog server Default Setting None Command Mode Global Configuration Example logging console This command initiates...

Page 144: ...ty type type type A number that indicates the facility used by the syslog server to dispatch log messages to an appropriate service Range 16 23 Default Setting 16 MRW55 config logging console MRW55 co...

Page 145: ...be used by the syslog server to sort messages or to store messages in the corresponding database Example show logging This command displays the logging configuration Syntax show logging Command Mode E...

Page 146: ...able command the sntp server ip command specifies the time servers from which the wireless bridge polls for time updates The wireless bridge will poll the time servers in the order specified until a r...

Page 147: ...urate dates and times for log events Without SNTP the wireless bridge only records the time starting from the factory default set at the last bootup i e 00 14 00 January 1 1970 Example Related Command...

Page 148: ...he system clock back one hour during the specified period Example This sets daylight savings time to be used from July 1st to September 1st sntp server timezone This command sets the time zone for the...

Page 149: ...the number of hours and minutes your time zone is east before or west after of UTC Example show sntp This command displays the current time and configuration settings for the SNTP client Command Mode...

Page 150: ...gement stations are able to both retrieve and modify MIB objects Default Setting public Read only access Authorized management stations are only able to retrieve MIB objects private Read write access...

Page 151: ...ation 7 27 snmp server enable server This command enables SNMP management access and also enables this device to send SNMP traps i e notifications Use the no form to disable SNMP service and trap mess...

Page 152: ...otification operation Although you can set this string using the snmp server host command by itself we recommend that you define this string using the snmp server community command prior to using the...

Page 153: ...m length 20 characters Default Setting None Command Mode Global Configuration Example Related Commands snmp server contact 7 25 show snmp This command displays the SNMP configuration settings Command...

Page 154: ...leading letter of the file name should not be a period and the maximum length for file names is 32 characters Valid characters A Z a z 0 9 _ If the file contains an error it cannot be set as the defa...

Page 155: ...nfiguration file from flash memory Default Setting None Command Mode Exec Command Usage The system prompts for data required to complete the copy command Only a configuration file can be uploaded to a...

Page 156: ...and the one used to boot the wireless bridge is deleted be sure you first use the bootfile command to update the application image file booted at startup before you reboot the wireless bridge Example...

Page 157: ...cription File Name The name of the file Type 2 Operation Code and 5 Configuration file File Size The length of the file in bytes MRW55 dir apimg1 765652 MRW55 bin 1309756 dflt img bin 1177004 ap3xart...

Page 158: ...1 20 characters Default Setting None Command Mode Global Configuration Example radius server port This command sets the RADIUS server network port Syntax radius server secondary port port_number seco...

Page 159: ...ult Setting DEFAULT Command Mode Global Configuration Example radius server retransmit This command sets the number of retries Syntax radius server secondary retransmit number_of_retries secondary Sec...

Page 160: ...point waits for a reply before resending a request Range 1 60 Default Setting 5 Command Mode Global Configuration Example show radius This command displays the current settings for the RADIUS server D...

Page 161: ...11 authentication for all others required Requires 802 1x authentication for all clients Command Function Mode Page 802 1x Configures 802 1x as disabled supported or required GC 7 35 802 1x broadcast...

Page 162: ...802 1x access to the network is allowed after successful 802 11 association When 802 1x is required the access point enforces 802 1x authentication for all 802 11 associated stations If 802 1x authen...

Page 163: ...update all key management capable wireless clients Example 802 1x session key refresh rate This command sets the interval at which unicast session keys are refreshed for associated stations using dyn...

Page 164: ...ername 802 1x supplicant wds_password port password 802 1x supplicant wds_user port username 802 1x supplicant eth wds port no 802 1x supplicant eth wds port eth_password Specifies a password for auth...

Page 165: ...ny listed MAC addresses Syntax address filter default allowed denied allowed Only MAC addresses entered as denied in the address filtering table are denied denied Only MAC addresses entered as allowed...

Page 166: ...access point supports up to 1024 MAC addresses An entry in the address table may be allowed or denied access depending on the global setting configured for the address entry default command Example Re...

Page 167: ...with the RADIUS server during 802 1x authentication Default local Command Mode Global Configuration Example Related Commands address filter entry 7 40 radius server address 7 32 show authentication 7...

Page 168: ...ver REMOTE MAC Auth Session Timeout Value 1 secs 802 1x SUPPORTED Broadcast Key Refresh Rate 5 min Session Key Refresh Rate 5 min 802 1x Session Timeout Value 300 secs Address Filtering DENIED System...

Page 169: ...r each node in the wireless bridge network Syntax wds mac address port id mac address port id The wireless port number for the bridge link 1 for Slave units 1 16 for Master units mac address The wirel...

Page 170: ...rt ID Syntax no wds enable port id port id The wireless port number for the link 1 for Slave units 1 16 for Master units Default WDS forwarding disabled on all ports Command Mode Global Configuration...

Page 171: ...LE 00 0E 87 3B 60 51 05 DISABLE 00 00 00 00 00 00 06 DISABLE 00 00 00 00 00 00 07 DISABLE 00 00 00 00 00 00 08 DISABLE 00 00 00 00 00 00 09 DISABLE 00 00 00 00 00 00 10 DISABLE 00 00 00 00 00 00 11 DI...

Page 172: ...Function Mode Page bridge timeout Sets the aging time for the address table GC 7 46 bridge stp bridge spanning tree Enables the spanning tree protocol for the bridge GC 7 47 bridge stp bridge forward...

Page 173: ...mpliant switch bridge or router in your network to ensure that only one route exists between any two stations on the network and provide backup links which automatically take over when a primary link...

Page 174: ...ridge stp bridge hello time time no bridge stp bridge hello time time Time in seconds Range 1 10 seconds The maximum value is the lower of 10 or max age 2 1 Default Setting 2 seconds Command Mode Glob...

Page 175: ...to the network Example bridge stp bridge priority Use this command to configure the spanning tree priority globally for the wireless bridge Use the no form to restore the default Syntax bridge stp br...

Page 176: ...ed by the Spanning Tree Protocol to determine the best path between devices Therefore lower values should be assigned to ports attached to faster media and higher values assigned to ports with slower...

Page 177: ...number on the wireless bridge Range 0 Ethernet interface 1 16 wireless interface Default Setting Disabled Command Mode Global Configuration Command Usage This command is used to enable disable the fa...

Page 178: ...ge stp port spanning disabled port port Specifies the port number on the wireless bridge Range 0 Ethernet interface 1 16 wireless interface Default Setting Enabled Command Mode Global Configuration Ex...

Page 179: ...Root Path Cost 25 Root Port Id 0 Bridge Status Enabled Bridge Priority 32768 Bridge Hello Time 2 Seconds Bridge Maximum Age 20 Seconds Bridge Forward Delay 15 Seconds Port Summary Id Priority Path Co...

Page 180: ...nts access to wireless bridge management from the wireless interface Use the no form to disable this filtering Syntax filter ap manage no filter ap manage Default Disabled Command Mode Global Configur...

Page 181: ...rotocol protocol An Ethernet protocol type Options ARP RARP Berkeley Trailer Negotiation LAN Test X25 Level 3 Banyan CDP DEC XNS DEC MOP Dump Load DEC MOP DEC LAT Ethertalk Appletalk ARP Novell IPX ol...

Page 182: ...sses for the PPPoE tunnel are configured on the interface IC E 7 57 pppoe ipcp dns Negotiates DNS for the PPPoE tunnel IC E 7 58 pppoe lcp echo interval Sets LCP echo interval for the PPPoE tunnel IC...

Page 183: ...ple pppoe ip allocation mode This command specifies how IP addresses for the PPPoE tunnel are configured on this interface Syntax pppoe ip allocation mode automatic static automatic IP addresses are d...

Page 184: ...s PPPoE clients can request a primary and secondary DNS server from the network connection device at the remote end of the PPPoE tunnel This request is passed to the remote end during the IP Control P...

Page 185: ...CP echo timeout for the PPPoE tunnel Syntax pppoe lcp echo failure timeout timeout The number of timeouts allowed Range 1 10 Default Setting 3 Command Mode Interface Configuration Ethernet Command Usa...

Page 186: ...s must be entered with the pppoe remote ip command Example Related Commands pppoe ip allocation mode 7 57 pppoe remote ip 7 60 pppoe remote ip This command sets the remote IP address for the PPPoE tun...

Page 187: ...face Configuration Ethernet Command Usage You must enter a user name with this command and a password with the pppoe password command Example Related Commands pppoe password 7 61 pppoe password This c...

Page 188: ...anumeric characters Default Setting None Command Mode Interface Configuration Ethernet Command Usage The service name is normally optional but may be required by some service providers Example pppoe r...

Page 189: ...tatic DNS Negotiation Enabled Local IP 10 7 1 200 Echo Interval 30 Echo Failure 5 MRW55 Command Function Mode Page interface ethernet Enters Ethernet interface configuration mode GC 7 64 dns primary s...

Page 190: ...ry server server address dns secondary server server address primary server Primary server used for name resolution secondary server Secondary server used for name resolution server address IP address...

Page 191: ...lt To manually configure a new IP address you must first disable the DHCP client with the no ip dhcp command You must assign an IP address to this device to gain management access over the network or...

Page 192: ...m a DHCP server using this command When you use this command the wireless bridge will begin broadcasting DHCP client requests The current IP address i e default or manually configured address will con...

Page 193: ...ons Example The following example disables the Ethernet port show interface ethernet This command displays the status for the Ethernet interface Syntax show interface ethernet Default Setting Ethernet...

Page 194: ...gmented IC W 7 74 rts threshold Sets the packet size threshold at which an RTS must be sent to the receiving station prior to the sending station starting communications IC W 7 74 transmit power Adjus...

Page 195: ...interface Use the no form to remove the description Syntax description string no description string Comment or a description for this interface Range 1 80 characters Default Setting None Command Mode...

Page 196: ...set their SSIDs to the same as that of the access point Example closed system This command closes access to clients without a pre configured SSID Use the no form to disable this feature Syntax closed...

Page 197: ...l This command configures the radio channel through which the local wireless bridge communicates with remote bridges Syntax channel channel auto channel Manually sets the radio channel used for commun...

Page 198: ...al mode the wireless bridge provides a channel bandwidth of 20 MHz and supports the maximum number of channels permitted by local regulations e g 11 channels for the United States In Turbo Mode the ch...

Page 199: ...he MAC layer forwards broadcast multicast traffic This parameter is necessary to wake up remote bridges that are using Power Save mode The DTIM is the interval between two synchronous frames with broa...

Page 200: ...maller frame size If there is significant interference present or collisions due to high network utilization try setting the fragment size to send smaller fragments This will speed up the retransmissi...

Page 201: ...he RTS CTS mechanism can solve this Hidden Node problem Example transmit power This command adjusts the power of the radio signals transmitted from the wireless bridge Syntax transmit power signal str...

Page 202: ...epts the client without verifying its identity using a shared key shared Authentication is based on a shared key that has been distributed to all stations Default Setting open Command Mode Interface C...

Page 203: ...k For more secure data transmissions enable WEP or AES encryption with this command and set at least one key with the key command AES has been designated by the National Institute of Standards and Tec...

Page 204: ...s the ID is 1 For Master units the ID can be from 1 to 16 aes value The AES key string For alphanumeric input use 8 to 31 characters For hexadecimal input use exactly 32 digits Default Setting None Co...

Page 205: ...g data frames broadcast or multicast from the wireless bridge Syntax transmit key index index Key index Range 1 4 Default Setting 1 Command Mode Interface Configuration Wireless Command Usage If you u...

Page 206: ...ces must use the same WEP key to encrypt and decrypt radio signals WEP has many security flaws and is not recommended for transmitting highly sensitive data TKIP provides data encryption enhancements...

Page 207: ...Protocol TKIP TKIP provides data encryption enhancements including per packet key hashing i e changing the encryption key on each packet a message integrity check an extended initialization vector wi...

Page 208: ...amic mode keys are generated for each wireless client associating with the access point These keys are regenerated periodically and also each time the wireless client is re authenticated When the WPA...

Page 209: ...all wireless clients must be configured with the same pre shared key to communicate with the access point Example Related Commands wpa clients 7 81 wpa mode 7 82 wpa psk type This command defines the...

Page 210: ...n no shutdown Default Setting Interface enabled Command Mode Interface Configuration Wireless Example show interface wireless This command displays the status for the wireless interface Syntax show in...

Page 211: ...ULL 15 dBm Max Station Data Rate 54Mbps Fragmentation Threshold 2346 bytes RTS Threshold 2347 bytes Beacon Interval 100 TUs DTIM Interval 2 beacons Maximum Association 64 stations Security Encryption...

Page 212: ...support clients roaming from one access point to another In particular this can create a problem for clients roaming between access points from different vendors This command is used to enable or disa...

Page 213: ...scription Changing the VLAN status of the wireless bridge forces a system reboot When VLANs are enabled the wireless bridge tags frames received from wireless interface with the configured native VLAN...

Page 214: ...Configuration Command Usage When VLANs are enabled the wireless bridge tags traffic passing to the wired network with the configured native VLAN ID a number between 1 and 64 Example Related Commands v...

Page 215: ...dio channel Be sure there is no other radio transmitter too close to either antenna If necessary move the antennas to another location 3 If the wireless bridge cannot be configured using Telnet a web...

Page 216: ...Troubleshooting A 2 A 5 If you forgot or lost the password Contact Technical Support...

Page 217: ...n 1 11 Data Rates 802 11a Normal Mode 6 9 12 18 24 36 48 54 Mbps per channel Turbo Mode 12 18 24 36 48 72 96 108 Mbps per channel 802 11g 6 9 11 12 18 24 36 48 54 Mbps per channel 802 11b 1 2 5 5 11 M...

Page 218: ...2 497 GHz Japan 2 400 2 4835 GHz Taiwan Power Injector Input 100 240 VAC 47 63 Hz 1 5 A Output 48 VDC 1 2 A Bridge Power DC Input voltage 48 volts 1 2 A 30 watts maximum Physical Size 19 8 x 19 8 x 6...

Page 219: ...826 802 11b Safety CSA NTRL CSA 22 2 No 950 UL 1950 Standards IEEE 802 3 10BASE T IEEE 802 3u 100BASE TX IEEE 802 11a b g Antenna Specifications 17 dBi Integrated Panel Frequency Range 5 150 5 850 GH...

Page 220: ...000 QPSK 12 Mbps 20 89 28 000 QPSK 18 Mbps 20 87 28 000 16 QAM 24 Mbps 20 84 28 000 16 QAM 36 Mbps 20 80 28 000 64 QAM 48 Mbps 18 75 4 100 64 QAM 54 Mbps 16 70 1 832 Turbo Mode BPSK 12 Mbps 20 88 14...

Page 221: ...l Antenna Link Budget 2 483 GHz Cable Loss 0 dB Fade Margin 3 dB Modulation Rates Transmit Power dBm Receive Sensitivity dBm Maximum Range km with 2 dBi NIC BPSK 6 Mbps 20 91 7 641 BPSK 9 Mbps 20 90 6...

Page 222: ...on Linear vertical HPBW Horizontal 360 Vertical 12 Downtilt 0 Power Handling 5 W cw Impedance 50 Ohms Connector N type female Radome Material Fiber glass Color Gray white Environmental Survival Wind S...

Page 223: ...20 90 2 903 QPSK 12 Mbps 20 89 2 587 QPSK 18 Mbps 20 87 2 055 16 QAM 24 Mbps 20 84 1 455 16 QAM 36 Mbps 20 80 0 918 64 QAM 48 Mbps 18 75 0 410 64 QAM 54 Mbps 16 70 0 183 Turbo Mode BPSK 12 Mbps 20 88...

Page 224: ...2 76 in Weight 590 g 1 3 lbs 13 5 dBi 120 Degree Sector Antenna Link Budget 5 825 GHz Cable Loss 1 dB Fade Margin 5 dB Modulation Rates Transmit Power dBm Receive Sensitivity dBm Maximum Range km wit...

Page 225: ...84 8 182 16 QAM 48 Mbps 20 81 5 792 16 QAM 72 Mbps 20 77 3 655 64 QAM 96 Mbps 18 72 1 632 64 QAM 108 Mbps 16 67 0 729 The maximum range calculated with a 13 5 dBi sector antenna at the far end of the...

Page 226: ...ps 20 91 28 000 BPSK 9 Mbps 20 90 25 000 QPSK 12 Mbps 20 89 23 059 QPSK 18 Mbps 20 87 18 316 16 QAM 24 Mbps 20 84 12 967 16 QAM 36 Mbps 20 80 8 182 64 QAM 48 Mbps 18 75 3 655 64 QAM 54 Mbps 16 70 1 63...

Page 227: ...zontal HPBW Horizontal 9 Vertical 9 Front to Back Ratio 40 dB Cross Polarization 25 dB Power Handling 20 W cw Impedance 50 Ohms Connector N type female Radome Material ABS UV resistant Color White Env...

Page 228: ...4 28 000 16 QAM 36 Mbps 20 80 28 000 64 QAM 48 Mbps 18 75 16 324 64 QAM 54 Mbps 16 70 7 292 Turbo Mode BPSK 12 Mbps 20 88 14 000 BPSK 18 Mbps 20 87 14 000 QPSK 24 Mbps 20 86 14 000 QPSK 36 Mbps 20 84...

Page 229: ...5 connector must be attached to both ends of the cable Caution Each wire pair must be attached to the RJ 45 connectors in a specific orientation Caution DO NOT plug a phone jack connector into a power...

Page 230: ...Wiring Because the 10 100 Mbps Input port on the power injector uses an MDI pin configuration you must use straight through cable for network connections to hubs or switches that only have MDI X port...

Page 231: ...wer injector connects to an 8 pin DIN connector on the wireless bridge This connector is described in the following figure and table 8 Pin DIN Ethernet Port Pinout Pin Signal Name 1 Transmit Data plus...

Page 232: ...egory 5 or better UTP or STP cable maximum length 100 m 328 ft and be sure to connect all four wire pairs Note To construct a reliable Ethernet cable always use the proper tools or ask a professional...

Page 233: ...4873 AZ Etten Leur The Netherlands Tel 31 76 508 3525 Fax 31 76 508 3535 Email sales mrv com China COFCO PLAZA Room B1020 Tower B 8 Jianguomennei Ave Beijing 100005 China Tel 86 10 652 77 539 Fax 86 1...

Page 234: ...D 2 Customer Support D...

Page 235: ...ng encryption using a completely different ciphering algorithm to TKIP and WEP Authentication The process to verify the identity of a client requesting network access IEEE 802 11 specifies two forms o...

Page 236: ...inals File Transfer Protocol FTP A TCP IP protocol used for file transfer Hypertext Transfer Protocol HTTP HTTP is a standard used to transmit and receive all data over the World Wide Web IEEE 802 11a...

Page 237: ...uthenticate a client connection and correlate traffic passing between a specific client and the access point Shared Key A shared key can be used to authenticate each client attached to a wireless netw...

Page 238: ...Glossary Glossary 4...

Page 239: ...nitial setup 5 1 country code configuring 5 2 7 11 crossover cable C 3 CSMA CA 1 1 CTS 6 44 7 75 D data rate options B 1 default settings 1 6 device status displaying 6 64 7 15 DHCP 5 6 6 5 6 6 7 65 7...

Page 240: ...a interface 6 43 7 71 802 11g interface 6 47 7 71 MDI RJ 45 pin configuration 1 4 multicast cipher 6 61 7 80 N network topologies infrastructure 2 2 infrastructure for roaming 2 3 O OFDM 1 1 open syst...

Page 241: ...5 displaying station status 6 66 7 85 STP fast forwarding 6 38 straight through cable C 2 system clock setting 6 29 7 21 system log enabling 6 27 7 16 server 6 27 7 17 system software downloading from...

Page 242: ...Index 4 Index...

Page 243: ......

Page 244: ...MRW55 MRW55M E022005 R01...

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