Page 1 UR51 User Guide...
Page 2 UR51 User Guide Preface Thanks for choosing Ursalink UR51 industrial cellular router. The UR51 industrial cellular router delivers tenacious connection over network with full-featured design such as automated failover/failback, extended operating temperature, dual SIM cards, hardware watchdog, VPN, Fast Ethernet and beyond.
Page 3 UR51 User Guide Declaration of Conformity UR51 is in conformity with the essential requirements and other relevant provisions of the CE, FCC, and RoHS. For assistance, please contact Ursalink technical support: Email: support@ursalink.com Tel.: 86-592-5023060 Fax: 86-592-5023065 Revision History Date...
Page 4: Table Of Contents
UR51 User Guide Contents Chapter 1 Product Introduction..........................8 1.1 Overview..............................8 1.2 Advantages..............................8 1.3 Specifications............................10 1.4 Dimensions (mm)............................12 Chapter 2 Installation............................. 13 2.1 General Packing List..........................13 2.2 Product Overview............................. 14 2.3 LED Indicators............................14 2.4 Ethernet Port Indicators........................... 15 2.5 PIN Definition............................15 2.6 Reset Button..............................16 2.7 SIM Card Installation..........................
Page 5 UR51 User Guide 4.2.2.2 DMZ.............................38 4.2.2.3 Port Mapping........................39 4.2.2.4 MAC Binding........................39 4.2.3 QoS..............................40 4.2.3.1 QoS (Download/Upload)....................40 4.2.4 DHCP...............................41 4.2.4.1 DHCP Server........................41 4.2.4.2 DHCP Relay......................... 43 4.2.5 DDNS.............................. 43 4.2.6 Link Failover........................... 44 4.2.6.1 SLA............................45 4.2.6.2 Track............................ 45 4.2.6.3 VRRP............................47 4.2.7 Routing............................
Page 6 UR51 User Guide 4.3.4.1 Radius..........................84 4.3.4.2 Tacacs+..........................84 4.3.4.3 LDAP............................ 85 4.3.4.4 Authentication........................86 4.3.5 Device Management........................87 4.3.6 Events............................. 87 4.3.6.1 Events..........................87 4.3.6.2 Events Settings........................88 4.4 Industrial Interface........................... 89 4.4.1 Serial Port............................90 4.4.2 Modbus Master..........................94 4.4.2.1 Modbus Master........................94 4.4.2.2 Channel..........................
Page 7 UR51 User Guide 5.13.1 AP Mode.............................126 5.13.2 Client Mode..........................127 5.14 VRRP Application Example........................128 5.15 NAT Application Example........................131 5.16 Access Control Application Example....................132 5.17 QoS Application Example........................133 5.18 DTU Application Example........................134 5.19 PPTP Application Example........................138...
Page 8: Chapter 1 Product Introduction
Built-in industrial strong CPU, big memory; Micro SD card is available to support further development and customized requirements Fast Ethernet is applied to all models of Ursalink routers for lightning transmission of data Dual SIM cards for backup between multiple carriers networking and global 2G/3G/LTE options make...
Page 9 AAA (Tacacs+, Radius, LDAP, local authentication) and multiple levels of user authority Easy Maintenance Ursalink DeviceHub provides easy setup, mass configuration, and centralized management of remote devices The user-friendly web interface design and more than one option of upgrade help administrator to...
Page 10: Specifications
UR51 User Guide 1.3 Specifications Cellular Interfaces Connectors 2 × 50 Ω SMA (Center pin: female) SIM Slots Wi-Fi Interface (Optional) Connectors 2 × 50 Ω SMA (Center pin: female) Standards IEEE 802.11b/g/n/ac Tx Power 802.11b: 16 dBm +/-1.5 dBm (11 Mbps) 802.11g: 15 dBm +/-1.5 dBm (54 Mbps) 802.11n@2.4 GHz: 14 dBm +/-1.5 dBm (HT20 MCS7) 802.11ac@5 GHz: 10 dBm +/-2 dBm (HT80 MCS9)
Page 11 UR51 User Guide Interface Auto MDI/MDIX Mode Full or half duplex (auto-sensing) Serial Interface Ports 1 × RS232 or 1 × RS485 Connector DB9 Female Baud Rate 300bps to 230400bps Software Network Protocols PPP, PPPoE, SNMP v1/v2c/v3, TCP, UDP, DHCP, RIPv1/v2, OSPF, DDNS, VRRP, HTTP, HTTPS, DNS, ARP, QoS, SNTP, Telnet, VLAN, SSH, etc.
Page 12: Dimensions (Mm)
UR51 User Guide IEC 61000-4-2 Level 3 IEC 61000-4-3 Level 3 IEC 61000-4-4 Level 4 IEC 61000-4-5 Level 4 IEC 61000-4-6 Level 3 IEC 61000-4-8 Level 4 Environmental °F °F Operating Temperature -40°C to +70°C (-40 to +158 ) Reduced cellular performance above 60°C Storage Temperature -40°C to +85°C (-40°F to +185°F)
Page 13: Chapter 2 Installation
1 × Wall Mounting 1 × DIN Rail Kit Antennas (Optional) (Optional) Bracket (Default) (Optional) 1 × DB9 Male to Terminal Block Adapter (Optional) If any of the above items is missing or damaged, please contact your Ursalink sales representative.
Page 14: Product Overview
UR51 User Guide 2.2 Product Overview A. Front Panel Main Cellular Antenna Connector Micro SD Card Interface LED Indicator Area POWER: Power Indicator STATUS: Status Indicator : Signal Strength Indicator VPN: VPN Indicator SIM1: SIM1 Status Indicator SIM2: SIM2 Status Indicator WLAN: Wi-Fi Indicator SIM Card Slot 1 &...
Page 15: Ethernet Port Indicators
UR51 User Guide Blinking slowly: sending or receiving data via Wi-Fi SIM1 or SIM2 is registering or fails to register (or there are no SIM cards inserted) Blinking slowly: SIM1 or SIM2 has been registered and is ready for dial-up SIM1/SIM2 SIM Card Status Blinking rapidly: SIM1 or SIM2 has been...
Page 16: Reset Button
UR51 User Guide Description Positive Negative 2.6 Reset Button Description Function Action STATUS LED Press and hold the reset button for about 5-15 Blinking seconds. Reboot Static Green Release the button and wait for system to reboot. Press and hold the reset button for more than 15 Blinking seconds.
Page 17: Micro Sd Card Installation
UR51 User Guide 2.8 Micro SD card Installation Insert Micro SD card 2.9 Antenna Installation Rotate the antenna into the antenna connector accordingly. The external cellular antenna should be installed vertically always on a site with a good cellular signal. Note: UR51 router supports dual antennas with “Main”...
Page 18: Connect The Router To A Computer
UR51 User Guide 2.10.2 DIN Rail Mounting (Measured in mm) Use 2 pcs of M3×6 flat head Phillips screws to fix the DIN rail to the router, and then hang the DIN rail on the mounting bracket. It is necessary to choose a standard bracket. Recommended torque for mounting is 1.0 N.
Page 19: Protective Grounding Installation
UR51 User Guide 2.12.2 Protective Grounding Installation Remove the grounding nut. Connect the grounding ring of the cabinet’s grounding wire onto the grounding stud and screw up the grounding nut. The router must be grounded when deployed. According to operating environment, the ground wire should be connected with grounding stud of router.
Page 20: Chapter 3 Access To Web Gui
UR51 User Guide Chapter 3 Access to Web GUI This chapter explains how to access to Web GUI of the UR51 router. 3.1 PC Configuration for Web GUI Access to Router Please connect PC to FE port of UR51 router directly. PC can obtain an IP address, or you can configure a static IP address manually.
Page 21: Access To Web Gui Of Router
(Note: remember to click “OK” to finish configuration.) 3.2 Access to Web GUI of Router Ursalink router provides Web-based configuration interface for management. If this is the first time you configure the router, please use the default settings below. Username: admin Password: password IP Address: 192.168.1.1...
Page 22 UR51 User Guide If the SIM card is connected to cellular network with public IP address, you can access WEB GUI remotely via the public IP address when remote access is enabled. If you enter the username or password incorrectly more than 5 times, the login page will be locked for 10 minutes.
Page 23: Chapter 4 Web Configuration
UR51 User Guide Chapter 4 Web Configuration 4.1 Status 4.1.1 Overview You can view the system information of the router on this page. Figure 4-1-1-1 System Information Item Description Model Show the model name of router. Serial Number Show the serial number of router. Firmware Version Show the currently firmware version of router.
Page 24: Cellular
UR51 User Guide 4.1.2 Cellular You can view the cellular network status of router on this page. Figure 4-1-2-1 Modem Information Item Description Status Show corresponding detection status of module and SIM card. Model Show the model name of cellular module. Current SIM Show the current SIM card used.
Page 25: Network
UR51 User Guide Figure 4-1-2-2 Network Status Item Description Status Show the connection status of cellular network. IP Address Show the IP address of cellular network. Netmask Show the netmask of cellular network. Gateway Show the gateway of cellular network. Show the DNS of cellular network.
Page 26: Wlan (Only Applicable To Wi-Fi Version)
UR51 User Guide 4.1.4 WLAN (Only Applicable to Wi-Fi Version) You can check Wi-Fi status on this page, including the information of access point and client. Figure 4-1-4-1 WLAN Status Item Description Wireless Status Show the wireless status. MAC Address Show the MAC address.
Page 27: Vpn
UR51 User Guide Signal Show the wireless signal. RX Packets Show the packets size of received data. Receive Rate Show the receive rate of data. TX Packets Show the packets size of transmitted data. Send Rate Show the send rate of data. Show information on how long the Wi-Fi network has been Connection Duration connected.
Page 28: Routing Information
UR51 User Guide Figure 4-1-5-2 Figure 4-1-5-3 VPN Status Item Description Name Show the name of the VPN tunnel. Status Show the status of the VPN tunnel. Local IP Show the local tunnel IP of VPN tunnel. Remote IP Show the remote tunnel IP of VPN tunnel. Table 4-1-5-1 VPN Status 4.1.6 Routing Information You can check routing status on this page, including the routing table and ARP cache.
Page 29: Host List
UR51 User Guide Gateway Show the IP address of the gateway. Interface Show the outbound interface of the route. Metric Show the metric of the route. ARP Cache Show the IP address of ARP pool. Show the IP address's corresponding MAC address. Interface Show the binding interface of ARP.
Page 30: Lan
UR51 User Guide Port Setting Item Description Port Users can define the Ethernet ports according to their needs. Status Set the status of Ethernet port; select "up" to enable and "down" to disable. Property LAN. User cannot change this setting. Set the Ethernet port's speed.
Page 31: Wlan (Only Applicable To Wi-Fi Version)
UR51 User Guide Figure 4-2-1-3 VLAN Trunk Item Description The router can encapsulate or decapsulate the virtual LAN tag when Enable this function is enabled. Interface Select the VLAN interface from the LAN ports. Set the label ID of the VLAN. Range: 1-4094. IP Address Set VLAN port's IP address.
Page 32 UR51 User Guide Figure 4-2-1-5 WLAN Settings Item Description Enable Enable/disable WLAN. Work Mode Select router's work mode. The options are "Client" and "AP". Scan Click "Scan" button to search the nearby access point. SSID Show SSID. Channel Show wireless channel. Signal Show wireless signal.
Page 33: Cellular
UR51 User Guide Netmask Set the netmask in wireless network. Gateway Set the gateway in wireless network. Table 4-2-1-4 WLAN Parameters Related Topic Wi-Fi Application Example 4.2.1.5 Cellular This section explains how to set the related parameters for cellular network. The UR51 cellular router has two cellular interfaces, namely SIM1 and SIM2.
Page 34 UR51 User Guide Figure 4-2-1-7 General Settings Item Description Default Check the option to enable the corresponding Enable Enable SIM card. Select from "Auto", "4G First", "4G Only", "3G First", "3G Only", "2G Frist", and "2G Only". Auto: connect to the network with the Network Type strongest signal automatically.
Page 35 UR51 User Guide Figure 4-2-1-8 Item Description Connection Mode Connection Mode Select from "Always Online" and "Connect on Demand". Connect on "Connect on Demand" includes "Triggered by Call", "Triggered by Demand SMS", and "Triggered by IO". The router will switch from offline mode to cellular network mode Triggered by Call automatically when it receives a call from the specific phone number.
Page 36: Loopback
UR51 User Guide roaming is detected Table 4-2-1-6 Cellular Parameters Related Topics Cellular Connection Application Example Dual SIM Backup Application Example Phone Group 4.2.1.6 Loopback Loopback interface is used for replacing router's ID as long as it is activated. When the interface is DOWN, the ID of the router has to be selected again which leads to long convergence time of OSPF.
Page 37: Acl
UR51 User Guide 4.2.2.1 ACL Access control list, also called ACL, implements permission or prohibition of access for specified network traffic (such as the source IP address) by configuring a series of matching rules so as to filter the network applied interface traffic.
Page 38: Dmz
UR51 User Guide Description Fill in a description for the groups with the same ID. ICMP Type Enter the type of ICMP packet. Range: 0-255. ICMP Code Enter the code of ICMP packet. Range: 0-255. Source Port Type Select source port type, such as specified port, port range, etc. Source Port Set source port number.
Page 39: Port Mapping
UR51 User Guide 4.2.2.3 Port Mapping Port mapping is an application of network address translation (NAT) that redirects a communication request from the combination of an address and port number to another while the packets are traversing a network gateway such as a router or firewall. Click to add a new port mapping rules.
Page 40: Qos
UR51 User Guide Figure 4-2-2-5 MAC Binding List Item Description MAC Address Set the binding MAC address. IP Address Set the binding IP address. Fill in a description for convenience of recording the meaning Description of the binding rule for each piece of MAC-IP. Table 4-2-2-4 MAC Binding Parameters 4.2.3 QoS Quality of service (QoS) refers to traffic prioritization and resource reservation control mechanisms rather...
Page 41: Dhcp
UR51 User Guide Download/Upload The download/upload bandwidth capacity of the network that the Bandwidth Capacity router is connected with, in kbps. Range: 1-8000000. Service Class Name Give the service class a descriptive name. The amount of bandwidth that this class should be guaranteed in Percent (%) percentage.
Page 42 UR51 User Guide Figure 4-2-4-1 DHCP Server Item Description Default Enable Enable or disable DHCP server. Enable Interface Select interface, e.g. FE. Start Define the beginning of the pool of IP addresses which 192.168.1.100 Address will be leased to DHCP clients. Define the end of the pool of IP addresses which will be End Address 192.168.1.199...
Page 43: Dhcp Relay
UR51 User Guide 4.2.4.2 DHCP Relay The UR51 can be set as DHCP Relay to provide a relay tunnel to solve the problem that DHCP Client and DHCP Server are not in the same subnet. Figure 4-2-4-2 DHCP Relay Item Description Enable Enable or disable DHCP relay.
Page 44: Link Failover
UR51 User Guide Server Enter the name of DDNS server. Hostname Enter the hostname for DDNS. Append IP Append your current IP to the DDNS server update path. Table 4-2-5-1 DDNS Parameters Item Description Advanced Options Name Select the DDNS name. Provider Enter DDNS server provider.
Page 45: Sla
UR51 User Guide 4.2.6.1 SLA SLA setting is used for configuring link probe method. The default probe type is ICMP. Figure 4-2-6-1 Item Description Default SLA index. Up to 10 SLA settings can be added. Range: 1-10. ICMP-ECHO is the default type to detect if the link Type icmp-echo is alive.
Page 46 UR51 User Guide Linkage between Track Module and SLA module Once you complete the configuration, the linkage relationship between Track module and SLA module will be established. SLA module is used for detection of link status, network performance and notification of Track module.
Page 47: Vrrp
UR51 User Guide 4.2.6.3 VRRP The Virtual Router Redundancy Protocol (VRRP) is a computer networking protocol that provides automatic assignment of available Internet Protocol (IP) routers for participating hosts. This increases the availability and reliability of routing paths via automatic default gateway selections in an IP sub-network. Increasing the number of exit gateway is a common method for improving system reliability.
Page 48: Routing
UR51 User Guide Figure 4-2-6-3 VRRP Item Description Default Enable Enable or disable VRRP. Disable Interface Select the interface of Virtual Router. None Virtual Router ID User-defined Virtual Router ID. Range: 1-255. None Virtual IP Set the IP address of Virtual Router. None The VRRP priority range is 1-254 (a bigger number Priority...
Page 49: Rip
UR51 User Guide Static Routing Item Description Destination Enter the destination IP address. Netmask Enter the subnet mask of destination address. The interface through which the data can reach the Interface destination address. IP address of the next router that will be passed by before the Gateway input data reaches the destination address.
Page 50 UR51 User Guide Figure 4-2-7-2 Description Item Enable Enable or disable RIP. It defines the interval to send routing updates. Range: Update Timer 5-2147483647, in seconds. It defines the routing aging time. If no update package on a routing Timeout Timer is received within the aging time, the routing's Routing Cost in the routing table will be set to 16.
Page 51 UR51 User Guide Metric Set metric after "Redistribute Connected" is enabled. Range: 0-16. Redistribute Static Check to enable. Metric Set metric after "Redistribute Static" is enabled. Range: 0-16. Redistribute OSPF Check to enable. Metric Set metric after "Redistribute OSPF" is enabled. Range: 0-16. Table 4-2-7-2 RIP Parameters Figure 4-2-7-3 Description...
Page 52: Ospf
UR51 User Guide The metric of received route or sent route from the interface. Metric Range: 0-16. Policy in/out Select from "in" and "out". Interface Select interface of the route. ACL Name Access control list name of the route strategy. Filter Policy Policy Type Select from "access-list"...
Page 53 UR51 User Guide If no Loopback interface address is configured, the system will choose the interface with the biggest IP address as the Router ID. Five types of packets of OSPF: Hello packet DD packet (Database Description Packet) LSR packet (Link-State Request Packet) LSU packet (Link-State Update Packet) LSAck packet (Link-Sate Acknowledgment Packet) Neighbor and Neighboring...
Page 54 UR51 User Guide LSA: a basic communication means of the OSPF routing protocol for the Internet Protocol (IP). Set the delay time for OSPF SPF calculations. SPF Delay Time Range: 0-6000000, in milliseconds. Set the initialization time of OSPF SPF. SPF Initial-holdtime Range: 0-6000000, in milliseconds.
Page 55 UR51 User Guide Priority Set the OSPF priority of interface. Range: 0-255. Set the authentication mode that will be used by the OSPF area. Simple: a simple authentication password should be configured and Authentication confirmed again. MD5: MD5 key & password should be configured and confirmed again. Key ID It only takes effect when MD5 is selected.
Page 56 UR51 User Guide Figure 4-2-7-7 Area Advanced Options Item Description Area Range Area ID The area ID of the interface when it runs OSPF (IP address). IP Address Set the IP address. Netmask Set the netmask. Forbid the route information to be advertised among different No Advertise areas.
Page 57: Routing Filtering
UR51 User Guide Figure 4-2-7-8 Item Description Redistribution Redistribution Type Select from "connected", "static" and "rip". Metric The metric of redistribution router. Range: 0-16777214. Metric Type Select Metric type from "1" and "2". Route Map Mainly used to manage route for redistribution. Redistribution Advanced Options Always Redistribute Send redistribution default route after starting up.
Page 58: Vpn
UR51 User Guide Routing Filtering Item Description Access Control List User-defined name, need to start with a letter. Only letters, digits Name and underline (_) are allowed. Action Select from "permit" and "deny". Match Any No need to set IP address and subnet mask. IP Address User-defined.
Page 59 UR51 User Guide Figure 4-2-8-1 DMVPN Item Description Enable Enable or disable DMVPN. Hub Address The IP address or domain name of DMVPN Hub. Local IP address DMVPN local tunnel IP address. GRE Hub IP Address GRE Hub tunnel IP address. GRE Local IP Address GRE local tunnel IP address.
Page 60: Ipsec
UR51 User Guide Encryption Algorithm Select from "MD5" and "SHA1". Select from "MODP768_1", "MODP1024_2" and DH Group "MODP1536_5". Enter the preshared key. Local ID Type Select from "Default", "ID", "FQDN", and "User FQDN" IKE Life Time (s) Set the lifetime in IKE negotiation. Range: 60-86400. Select from "DES_MD5", "DES_SHA1", "3DES_MD5", "3DES_SHA1", "AES128_MD5", "AES128_SHA1", SA Algorithm...
Page 61 UR51 User Guide Figure 4-2-8-2 IPsec Item Description Enable Enable IPsec tunnel. A maximum of 3 tunnels is allowed. IPsec Gateway Address Enter the IP address or domain name of remote IPsec server. IPsec Mode Select from "Tunnel" and "Transport". IPsec Protocol Select from "ESP"...
Page 62 UR51 User Guide Figure 4-2-8-3 IKE Parameter Item Description IKE Version Select from "IKEv1" and "IKEv2". Negotiation Mode Select from "Main" and "Aggressive". Encryption Algorithm Select from "DES", "3DES", "AES128", "AES192" and "AES256". Authentication Select from "MD5" and " SHA1" Algorithm Select from "MODP768_1", "MODP1024_2"...
Page 63: Gre
UR51 User Guide Select from "NULL", "MODP768_1" , "MODP1024_2" and PFS Group "MODP1536_5". Lifetime (s) Set the lifetime of IPsec SA. Range: 60-86400. DPD Interval Time(s) Set DPD interval time to detect if the remote side fails. DPD Timeout(s) Set DPD timeout. Range: 10-3600. IPsec Advanced Enable Compression The head of IP packet will be compressed after it's enabled.
Page 64: L2Tp
UR51 User Guide Item Description Enable Check to enable GRE function. Remote IP Address Enter the real remote IP address of GRE tunnel. Local IP Address Set the local IP address. Local Virtual IP Address Set the local tunnel IP address of GRE tunnel. Netmask Set the local netmask.
Page 65 UR51 User Guide L2TP Item Description Enable Check to enable L2TP function. Remote IP Address Enter the public IP address or domain name of L2TP server. Username Enter the username that L2TP server provides. Password Enter the password that L2TP server provides. Select from "Auto", "PAP", "CHAP", "MS-CHAPv1"...
Page 66: Pptp
UR51 User Guide Protocol Field For PPP initialization. User can keep the default option. Compression One of the PPP protocol initialization strings. User can keep Asyncmap Value the default value. Range: 0-ffffffff. Set the maximum receive unit. Range: 64-1500. Set the maximum transmission unit. Range: 64-1500 Set the link detection interval time to ensure tunnel Link Detection Interval (s) connection.
Page 67 UR51 User Guide "MS-CHAPv2". Global Traffic All of the data traffic will be sent out via PPTP tunnel once enable Forwarding this function. Remote Subnet Set the peer subnet of PPTP. Remote Subnet Mask Set the netmask of peer PPTP server. Table 4-2-8-7 PPTP Parameters Figure 4-2-8-8 PPTP Advanced Settings...
Page 68: Openvpn Client
UR51 User Guide Related Configuration Example PPTP Application Example 4.2.8.6 OpenVPN Client OpenVPN is an open source virtual private network (VPN) product that offers a simplified security framework, modular network design, and cross-platform portability. Advantages of OpenVPN include: Security provisions that function against both active and passive attacks. Compatibility with all major operating systems.
Page 69: Openvpn Server
UR51 User Guide OpenVPN Client Item Description Enable Enable OpenVPN client. A maximum of 3 tunnels is allowed. Protocol Select from "UDP" and "TCP". Remote IP Address Enter remote OpenVPN server's IP address or domain name. Enter the listening port number of remote OpenVPN server. Port Range: 1-65535.
Page 70 UR51 User Guide Figure 4-2-8-10 Figure 4-2-8-11 OpenVPN Server Item Description Enable Enable/disable OpenVPN server. Protocol Select from TCP and UDP. Port Fill in listening port number. Range: 1-65535. Enter WAN IP address or LAN IP address. Leaving it blank Listening IP refers to all active WAN IP and LAN IP address.
Page 71: Certifications
UR51 User Guide Remote Virtual IP The remote tunnel address of OpenVPN's tunnel. Client Subnet Local subnet IP address of OpenVPN client. Client Netmask Local netmask of OpenVPN client. Renegotiation Interval(s) Set interval for renegotiation. Range: 0-86400. Max Clients Maximum OpenVPN client number. Range: 1-128. Enable CRL Enable CRL Enable Client to Client...
Page 72 UR51 User Guide OpenVPN Client Item Description Import/Export CA certificate file. Public Key Import/Export public key file. Private Key Import/Export private key file. Import/Export TA key file. Preshared Key Import/Export static key file. PKCS12 Import/Export PKCS12 certificate file. Table 4-2-8-11 OpenVPN Client Certification Parameters Figure 4-2-8-13 OpenVPN Server Item...
Page 73: System
UR51 User Guide Figure 4-2-8-14 IPsec Item Description Import/Export CA certificate. Client Key Import/Export client key. Server Key Import/Export server key. Private Key Import/Export private key. Import/Export certificate recovery list. Table 4-2-8-13 IPsec Parameters 4.3 System This section describes how to configure general settings, such as administration account, access service, system time, common user management, SNMP, AAA, event alarms, etc.
Page 74: System Time
UR51 User Guide General Item Description Default System Hostname User-defined router name, needs to start with a letter. ROUTER Web Login You need to log in again if it times out. Range: 100-3600. 1800 Timeout (s) Access Service Local Access the router locally. Enable Port Set port number of the services.
Page 75 UR51 User Guide Figure 4-3-1-3 Figure 4-3-1-4 Figure 4-3-1-5 System Time Item Description...
Page 76: Smtp
UR51 User Guide Current Time Show the current system time. Time Zone Click the drop down list to select the time zone you are in. Click the drop down list to select the time synchronization Sync Type type. Sync with Browser Synchronize time with browser.
Page 77: Phone
UR51 User Guide Password Enter the sender's email password. SMTP Server Address Enter SMTP server's domain name. Port Enter SMTP server port. Range: 1-65535. Enable TLS Enable or disable TLS encryption. Email Recipients Email Address Add recipients' email address. Test Check if the recipients can get the mail from sender.
Page 78: Storage
UR51 User Guide Group ID Set number for phone group. Range: 1-100. Description The description of the phone group. List Show the phone list. Selected Show the selected phone number. Table 4-3-1-5 Phone Settings Related Topic Connect on Demand 4.3.1.6 Storage You can view Micro SD card storage information on this page.
Page 79: User Management
UR51 User Guide Figure 4-3-1-2 Account Item Description Enter a new username. You can use characters such as a-z, Username 0-9, "_", "-", "$". The first character can't be a digit. Old Password Enter the old password. New Password Enter a new password. Confirm New Password Enter the new password again.
Page 80: Snmp
UR51 User Guide User Management Item Description Enter a new username. You can use characters such as a-z, 0-9, "_", "-", "$". Username The first character can't be a digit. Password Set password. Select user permission from “Read-Only” and “Read-Write”. Read-Only: users can only view the configuration of router in this level.
Page 81: Mib View
UR51 User Guide Figure 4-4-3-1 SNMP Settings Item Description Enable Enable or disable SNMP function. Set SNMP listened port. Range: 1-65535. Port The default port is 161. SNMP Version Select SNMP version; support SNMP v1/v2c/v3. Location Information Fill in the location information. Contact Information Fill in the contact information.
Page 82: Vacm
UR51 User Guide View OID Enter the OID number. Included You can query all nodes within the specified MIB node. Excluded You can query all nodes except for the specified MIB node. Table 4-3-3-2 MIB View Parameters 4.3.3.3 VACM This section describes how to configure VCAM parameters. Figure 4-3-3-3 VACM Item...
Page 83: Mib
UR51 User Guide Figure 4-3-3-4 SNMP Trap Item Description Enable Enable or disable SNMP Trap function. SNMP Version Select SNMP version; support SNMP v1/v2c/v3. Server Address Fill in NMS's IP address or domain name. Fill in UDP port. Port range is 1-65535. The default port is Port 162.
Page 84: Aaa
UR51 User Guide 4.3.4 AAA AAA access control is used for visitors control and the available corresponding services once access is allowed. It adopts the same method to configure three independent safety functions. It provides modularization methods for following services: Authentication: verify if the user is qualified to access to the network.
Page 85: Ldap
UR51 User Guide Figure 4-3-4-2 Tacacs+ Item Description Enable Enable or disable Tacacs+. Server IP Address Fill in the Tacacs+ server IP address/domain name. Server Port Fill in the Tacacs+ server port. Range: 1-65535. Fill in the key consistent with that of Tacacs+ server in order to get connected with Tacacs+ server.
Page 86: Authentication
UR51 User Guide LDAP Item Description Enable Enable or Disable LDAP. Fill in the LDAP server's IP address/domain name. The maximum Server IP Address count is 10. Server Port Fill in the LDAP server's port. Range: 1-65535 Base DN The top of LDAP directory tree. Security Select secure method from "None", "StartTLS"...
Page 87: Device Management
UR51 User Guide 4.3.5 Device Management You can connect the device to the Ursalink DeviceHub on this page so as to manage the router centrally and remotely. Figure 4-3-5-1 DeviceHub Item Description Show the connection status between the router and the Status DeviceHub.
Page 88: Events Settings
UR51 User Guide Figure 4-3-6-1 Events Item Description Mark as Read Mark the selected event alarm as read. Delete Delete the selected event alarm. Mark All as Read Mark all event alarms as read. Delete All Alarms Delete all event alarms. Show the reading status of the event alarms, such as “Read”...
Page 89: Industrial Interface
UR51 User Guide Figure 4-3-6-2 Event Settings Item Description Enable Check to enable "Events Settings". Cellular Up Cellular network is connected. Cellular Down Cellular network is disconnected. VPN Up VPN is connected. VPN Down VPN is disconnected. The relevant content of event alarm will be recorded on Record "Event"...
Page 90: Serial Port
UR51 User Guide The router’s industrial interface type is serial port (RS232 and RS485). Either RS232 or RS485 can be used at one time. Figure 4-4-1 Pinouts Figure 4-4-2 DB9 Male to Terminal Block Adapter RS232 RS485 Description Data + Receive Data Transmit Data Ground...
Page 91 UR51 User Guide Figure 4-4-1-1 Serial Settings Item Description Default Enable Enable or disable serial port function. Disable Serial Type Select from RS232 or RS485 Range is 300-230400. Same with the baud rate of the connected Baud Rate 9600 terminal device. Options are “8”...
Page 92 UR51 User Guide Figure 4-4-1-2 DTU Mode Item Description Default Select from "None", "Transparent", "Modbus", and "TCP server". Transparent: the routed is used as TCP client/UDP and transmits data transparently. DTU Protocol TCP server: the router is used as TCP server and transmits data transparently.
Page 93 UR51 User Guide within the serial frame interval. Table 4-4-1-2 DTU Parameters Item Description Default Transparent Protocol Select "TCP" or "UDP" protocol. After TCP client is connected with TCP server, the client Keepalive will send heartbeat packet by TCP regularly to keep alive. Interval (s) The interval range is 1-3600, in seconds.
Page 94: Modbus Master
UR51 User Guide 4.4.2 Modbus Master UR51 Router can be set as Modbus Master to poll the remote Modbus Slave and send alarm according to the response. 4.4.2.1 Modbus Master You can configure Modbus Master’s parameters on this page. Figure 4-4-2-1 Modbus Master Item Description...
Page 95 UR51 User Guide Figure 4-4-2-2 Channel Setting Item Description Name Set the name to identify the remote channel. It cannot be blank. Slave ID Set Modbus slave ID. Address The starting address for reading. Number The address number for reading. Read command, options are "Coil", "Discrete", "Holding Register (INT16)", Type "Input Register (INT16)", "Holding Register (INT32)"...
Page 96: Gps
UR51 User Guide Alarm Setting Item Description Set the same name with the channel name to identify the remote Name channel. Condition The condition that triggers alert. Min. Set the min. value to trigger the alert. When the actual value is less than Threshold this value, the alarm will be triggered.
Page 97: Gps Ip Forwarding
UR51 User Guide 4.4.3.2 GPS IP Forwarding GPS IP forwarding means that GPS data can be forwarded over the Internet. Figure 4-4-3-2 Figure 4-4-3-3 GPS IP Forwarding Item Description Default Enable Forward the GPS data to the client or server. Disable Select connection type of the router.
Page 98: Gps Serial Forwarding
UR51 User Guide seconds. The range is 1-60. Include RMC Whether include RMC in GPS data. Include GSA Whether include GSA in GPS data. Include GGA Whether include GGA in GPS data. Include GSV Whether include GSV in GPS data. Message Prefix Add a prefix to the GPS data.
Page 99: Maintenance
UR51 User Guide 4.5 Maintenance This section describes system maintenance tools and management. 4.5.1 Tools Troubleshooting tools includes ping and traceroute. 4.5.1.1 Ping Ping tool is engineered to ping outer network. Figure 4-5-1-1 PING Item Description Ping outer network from the router. Host Table 4-5-1-1 IP Ping Parameters 4.5.1.2 Traceroute...
Page 100: Schedule
UR51 User Guide Traceroute Item Description Host Address of the destination host to be detected. Table 4-5-1-2 Traceroute Parameters 4.5.2 Schedule This section explains how to configure scheduled reboot on the router. Figure 4-5-2-1 Schedule Item Description Schedule Select schedule type. Reboot Reboot the router regularly.
Page 101: System Log
UR51 User Guide Related Configuration Example Logs and Diagnostics 4.5.3.1 System Log This section describes how to download log file and view the recent log on web. Figure 4-5-3-1 System Log Item Description Download Download log file. View recent (lines) View the specified lines of system log.
Page 102: Upgrade
UR51 User Guide Figure 4-5-3-2 Log Settings Item Description Remote Log Server With “Remote Log Server” enabled, router will send all system Enable logs to the remote server. Syslog Server Address Fill in the remote system log server address (IP/domain name). Port Fill in the remote system log server port.
Page 103: Backup And Restore
UR51 User Guide Figure 4-5-4-1 Upgrade Item Description Firmware Version Show the current firmware version. Reset Configuration to When this option is checked, the router will be reset to factory Factory Default defaults after upgrade. Click "Browse" button to select the new firmware file, and click Upgrade Firmware "Upgrade"...
Page 104: Reboot
UR51 User Guide Figure 4-5-5-1 Backup and Restore Item Description Click "Browse" button to select configuration file, and then Config File click "Import" button to upload the configuration file to the router. Click "Backup" to export the current configuration file to the Backup Click "Reset"...
Page 105 UR51 User Guide Figure 4-5-6-1...
Page 106: Chapter 5 Application Examples
It is strongly recommended that you change the default username and password of the administrator account when you log in Ursalink Router’s WEB GUI page at first time for the sake of security. Example: change the username and password of administrator account to “uradmin” and “URpassword”.
Page 107: System Time Management
UR51 User Guide Set “Username”, “Password”, and “Permission” as below. Click “Save” button, and then click “Apply” on the top-right corner to make the changes take effect. Related Topic User Management 5.3 System Time Management There are 3 ways to synchronize the system time: “Sync with Browser”, “Set up Manually”, and “Sync with NTP Server”.
Page 108: Backup And Restore Configuration
UR51 User Guide Synchronize time with NTP server Go to “System > General Settings > System Time”, set time zone as “8 China (Beijing)” and Sync Type as “Sync with NTP Server”. Configure an available NTP server address such as “time.windows.com”. Click “Save”...
Page 109 UR51 User Guide Restore Configuration Go to “Maintenance > Backup and Restore > Backup and Restore”. Click “Browse” button under the “Restore” to select configuration file from PC. Click “Import” to import the selected configuration file to the router. Related Topic...
Page 110: Restore Factory Defaults
UR51 User Guide Backup and Restore 5.5 Restore Factory Defaults 5.5.1 Via Web Interface Log in web interface, and go to “Maintenance > Backup and Restore”. Click “Reset” button under the “Restore Factory Defaults”. You will be asked to confirm if you’d like to reset it to factory defaults. Then click “Reset” button. Then the router will reboot and restore to factory settings immediately.
Page 111: Via Hardware
UR51 User Guide Please wait till the login page pops up again, which means the router has already been reset to factory defaults successfully. Related Topic Restore Factory Defaults 5.5.2 Via Hardware...
Page 112: Firmware Upgrade
5.6 Firmware Upgrade It is suggested that you contact Ursalink technical support first before you upgrade router firmware. After getting firmware file from Ursalink technical support, please refer to the following steps to complete the upgrade. Go to “Maintenance > Upgrade”.
Page 113 UR51 User Guide...
Page 114: Events Application Example
UR51 User Guide Related Topic Upgrade 5.7 Events Application Example Example In this section, we will take an example of sending alarm messages by email when the following events occur and recording the event alarms on the Web GUI. Events Actions to make events occur (for test) Cellular network is connected.
Page 115 UR51 User Guide Configure the corresponding parameters including email sending settings and recipients as below. Click “Save” and “Apply” button to make the changes take effect.
Page 116: Schedule Application Example
UR51 User Guide To test the functionality of Alarm, please take the corresponding actions listed above. It will send an alarm e-mail to you when the relevant event occurs. Refresh the web GUI, go to “Events > Events”, and you will find the events records. Related Topics Events Email Setting...
Page 117: Logs And Diagnostics
UR51 User Guide Click “ ” to set up a new schedule task as below. Click “Save” and “Apply” button. Related Topic Schedule Setting 5.9 Logs and Diagnostics System log of the UR51 supports 2 types of output method, including Web, Remote Log Server and Console.
Page 118: Snmp Application Example
UR51 User Guide Application 2 Send the system log to the remote syslog server. Server IP: 110.22.14.43; Port: 514 Go to “Maintenance > Log > Log Settings” to configure the parameters as below. Then click “Save” and “Apply” button. Related Topic System Log 5.10 SNMP Application Example Before you configure SNMP parameters, please download the relevant “MIB”...
Page 119 UR51 User Guide Then select “BURSA-ROUTER-MIB.txt” file from PC and upload it to the software. Click the “+” button beside “URSA-ROUTER-MIB”, which is under the “Loaded MibModules” menu, and find “usCellularinfo”. And then you will see the OID of cellular info is “.1.3.6.1.4.1.50234”, which will be filled in the MIB View settings.
Page 120 UR51 User Guide Go to “System > SNMP > MIB View”. Click to add a new MIB view and define the view to be accessed from the outside network. Then click “Save” button. Go to “System > SNMP > VACM”. Click to add a new VACM setting to define the access authority for the specified view from the specified outside network.
Page 121: Cellular Connection
UR51 User Guide cellular info in the same way. Related Topic SNMP 5.11 Cellular Connection The UR51 routers have two cellular interfaces, named SIM1 & SIM2. Only one cellular interface is active at one time. If both cellular interfaces are enabled, SIM1 interface takes precedence as default. Example We are about to take an example of inserting a SIM card into SIM1 slot of the UR51 and configuring the router to get Internet access through cellular.
Page 122 UR51 User Guide Click “Save” and “Apply” for configuration to take effect.
Page 123 UR51 User Guide Note: If you select “Auto”, the router will obtain ISP information from SIM card to set APN, Username, and Password automatically. This option will only be taken effect when the SIM card is issued from well-known ISP. If you select “4G First”...
Page 124: Dual Sim Backup Application Example
UR51 User Guide 5.12 Dual SIM Backup Application Example Example In this section we will take an example of inserting two SIM cards into the UR51. When one SIM fails, router will try to connect with the other SIM as backup link. Configuration Steps Go to “Network >...
Page 125 UR51 User Guide Then click “Save” and “Apply” button. Go to “Status > Cellular”, and you will see the router is connected to the network via SIM1. You can remove SIM1 to make the router fail to connect to network via it. Go to “Status > Cellular”...
Page 126: Wi-Fi Application Example (Only Applicable To Wi-Fi Version)
UR51 User Guide again, and you will see the router is connected to the network through SIM2. Now SIM2 becomes the main SIM, and SIM1 runs as the backup. The router won’t reconnect via SIM1 until SIM2 fails. Related Topic Cellular Setting Cellular Status 5.13 Wi-Fi Application Example (Only Applicable to Wi-Fi Version)
Page 127: Client Mode
UR51 User Guide The IP address must be in different network segment from the LAN IP address. Click “Save” and “Apply” button after all configurations are done. Use a smart phone to connect by SSID “Wi-Fi Test”. Go to “Status > WLAN”, and you can check the AP settings and information of the connected client/user.
Page 128: Vrrp Application Example
UR51 User Guide Click “Save” and “Apply” button after all configurations are done. Go to “Status > WLAN”, and you can check the wireless settings, connection status and the information of the access point. Related Topic WLAN Setting WLAN Status 5.14 VRRP Application Example Application Example A Web server requires Internet access through the UR51 router.
Page 129 UR51 User Guide breakdown, two UR51 routers can be deployed as VRRP backup group, so as to improve network reliability. VRRP group: UR51 Router A and Router B are connected to the Internet via cellular network. . Virtual IP is 192.168.1.254/24. UR51 Virtual Router ID Port connected...
Page 130 UR51 User Guide Go to “Network > Link Failover > Track” and configure link track parameters. You can use the default Track settings. Go to “Network > Link Failover > VRRP” and configure VRRP parameters as below. Router B Configuration Go to “Network >...
Page 131: Nat Application Example
UR51 User Guide Track settings. Go to “Network > Link Failover > VRRP” and configure VRRP parameters as below. Once you complete all configurations, click “Apply” button on the top-right corner to make changes take effect. Result: normally, A is the master router, used as the default gateway. When the power of Router A is down or Router A suffers from failure, Router B will become the master router, used as the default gateway.
Page 132: Access Control Application Example
UR51 User Guide Configuration Steps Go to “Firewall > Port Mapping” and configure port mapping parameters. Click “Save” and “Apply” button. Related Topic Port Mapping 5.16 Access Control Application Example Application Example FE port of the UR51 is set as LAN with IP 192.168.1.0/24. Then configure the router to deny accessing to Google IP 198.98.108.64 from local device with IP 192.168.1.12.
Page 133: Qos Application Example
UR51 User Guide Configure interface list. Then click “Save” and “Apply” button. Related Topic 5.17 QoS Application Example Example Configure the UR51 router to distribute local preference to different FTP download channels. The total download bandwidth is 75000 kbps. Note: the “Total Download Bandwidth” should be less than the real maximum bandwidth of cellular interface.
Page 134: Dtu Application Example
UR51 User Guide Please find “Classification Rules” option, and click “ ” to set up rules. Note: IP/Port: null refers to any IP address/port. Click “Save” and “Apply” button. Related Topic QoS Setting 5.18 DTU Application Example Example PLC is connected with the UR51 via RS232. Then enable DTU function of the UR51 to make a remote TCP server communicate with PLC.
Page 135 UR51 User Guide Configuration Steps Go to “Industrial > Serial Port” and configure serial port parameters. The serial port parameter shall be kept in consistency with those of PLC, as shown in figure below. Configure Serial Mode as “DTU Mode”. The UR51 is connected as client in “Transparent” protocol. Configure TCP server IP and port.
Page 136 UR51 User Guide Start TCP server on PC. Take “Netassist” test software as example. Make sure port mapping is already done. Connect the UR51 to PC via RS232 for PLC simulation. Then start “sscom” software on the PC to test communication through serial port.
Page 137 UR51 User Guide TCP server side After serial communication test is done, you can connect PLC to RS232 port of the UR51 for test.
Page 138: Pptp Application Example
UR51 User Guide Related Topic Serial Port 5.19 PPTP Application Example Example Configure the UR51 as PPTP client to connect to a PPTP server in order to have data transferred securely. Refer to the following topological graph. Configuration Steps Go to “Network > VPN > PPTP”, configure PPTP server IP address, username and password provided by PPTP server.
Page 139 UR51 User Guide Check “Show Advanced” option, and you will see the advanced settings. If the PPTP server requires MPPE encryption, then you need to check “Enable MPPE” option. If the PPTP server assigns fixed tunnel IP to the client, then you can fill in the local tunnel IP and remote tunnel IP, shown as below.
Page 140 UR51 User Guide Related Topics PPTP Setting PPTP Status [END]...

Ursalink UR 51 User Manual

Chapter 1 Product Introduction

Chapter 2 Installation

Chapter 3 Access to Web GUI

Chapter 4 Web Configuration

Chapter 5 Application Examples

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