Introduction Welcome to the PowerTrans PT-7728-PTP, a managed redundant Gigabit Ethernet switch designed especially for connecting Ethernet-enabled devices for industrial field applications. The following topics are covered in this chapter: Overview Package Checklist Software Features...
PT-7728-PTP Introduction Overview The PowerTrans PT-7728-PTP is certified for use in power substation automation systems (IEC 61850-3, IEEE 1613), and railway applications (EN50121-4). It can be used for Gigabit or Fast Ethernet backbones and supports redundant ring topologies. It also supports dual power inputs (24/48 VDC or 110/220 VDC/VAC) to increase the reliability of communication.
Getting Started This chapter covers the initial installation process for the PT-7728-PTP. There are three ways to access the PT-7728-PTP’s configuration settings: serial console, Telnet console, and web console. If you do not know the PT-7728-PTP’s IP address, you can open the serial console by connecting the PT-7728-PTP to a PC’s COM port with a short serial cable.
PT-7728-PTP Getting Started Serial Console Configuration (115200, None, 8, 1, VT100) NOTE • You cannot connect to the serial and Telnet console at the same time. • You can connect to the web console and another console (serial or Telnet) at the same time. However, it is strongly recommended that you do NOT do so.
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PT-7728-PTP Getting Started 4. On the Terminal tab, select VT100 for Terminal Type. Click OK. 5. In the terminal window, the PT-7728-PTP will prompt you to select a terminal type. Enter 1 to select ansi/vt100 and press Enter. 6. The serial console will prompt you to log in. Press Enter and select admin or user. Use the down arrow key on your keyboard to select the Password field and enter a password if desired.
PT-7728-PTP Getting Started 8. Use the following keys on your keyboard to navigate the PT-7728-PTP’s serial console: Function Up, down, right, left arrow keys Tab Move the onscreen cursor Enter Display and select options Space Toggle options Previous menu Configuration by Telnet Console You may open the PT-7728-PTP’s Telnet or web console over a network.
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PT-7728-PTP Getting Started 3. The Telnet console will prompt you to log in. Press Enter and select admin or user. Use the down arrow key on your keyboard to select the Password field and enter a password if desired. This password will be required to access any of the consoles (web, serial, Telnet).
PT-7728-PTP Getting Started Configuration by Web Browser The PT-7728-PTP’s web console is a convenient way to modify the configuration and access the built-in monitoring and network administration functions. You can open the PT-7728-PTP’s web console using a standard web browser such as Internet Explorer or Netscape. NOTE To connect to the PT-7728-PTP’s Telnet or web console, your PC host and the PT-7728-PTP must be on the same logical subnet.
PT-7728-PTP Getting Started Disabling Telnet and Browser Access If you are connecting the PT-7728-PTP to a public network but do not intend to manage it over the network, we suggest disabling both the Telnet and web consoles. This is done through the serial console, by navigating to System Identification under Basic Settings.
Featured Functions This chapter explains how to access the PT-7728-PTP’s various configuration, monitoring, and administration functions. These functions can be accessed by serial, Telnet, or web console. The serial console can be used if you do not know the PT-7728-PTP’s IP address and you need to connect the PT-7728-PTP to a PC COM port. The Telnet and web consoles can be opened over an Ethernet LAN or the Internet.
PT-7728-PTP Featured Functions Configuring Basic Settings Basic Settings include the most common settings required by administrators to maintain and control the PT-7728-PTP. System Identification System Identification items are displayed at the top of the web console and will be included in alarm emails. You can set the System Identification items to make it easier to identify different switches that are connected to your network.
PT-7728-PTP Featured Functions ATTENTION By default, a password is not assigned to the PT-7728-PTP’s web, Telnet, and serial consoles. If a password is assigned, you will be required to enter the password when you open the serial console, Telnet console, or Web console.
PT-7728-PTP Featured Functions 192.168.1.1 to 192.168.1.254 192.168.1.0 / 255.255.255.0 192.168.0.1 to 192.168.255.254 192.168.0.0 / 255.255.0.0 192.168.1.1 to 192.168.1.126 192.168.1.0 / 255.255.255.128 192.168.1.129 to 192.168.1.254 192.168.1.128 / 255.255.255.128 Port Port settings are included to give the user control over port access, port transmission speed, flow control, and port type (MDI or MDIX).
PT-7728-PTP Featured Functions FDX Flow Ctrl Setting Description Factory Default Enable Enables flow control for this port when the port's Speed is set to Disable Auto. Disable Disables flow control for this port when the port's Speed is set to Auto. This setting enables or disables flow control for the port when the port's Speed is set to Auto.
PT-7728-PTP Featured Functions IPv4 Auto IP Configuration Setting Description Factory Default Disable Select this to set the PT-7728-PTP’s IP address manually. Disable By DHCP The PT-7728-PTP’s IP address will be assigned automatically by the network’s DHCP server. By BootP The PT-7728-PTP’s IP address will be assigned automatically by the network’s BootP server.
PT-7728-PTP Featured Functions Link-Local Address Setting Description Factory Default None The network portion of a Link-Local address is FE80 and the FE80: (EUI-64 form host portion of a Link-Local address is automatically generated of the MAC address) using the modified EUI-64 form of the interface identifier (the switch’s MAC address) Neighbor Cache Setting...
PT-7728-PTP Featured Functions Time The PT-7728-PTP has a time calibration function based on information from an NTP server or user specified time and date. Functions such as automatic warning emails can therefore include time and date stamp. NOTE The PT-7728-PTP does not have a real time clock. The user must update the Current Time and Current Date to set the initial time for PT-7728-PTP after each reboot, especially when there is no NTP server on the LAN or Internet connection.
PT-7728-PTP Featured Functions Time Zone Setting Description Factory Default Time zone Specifies the time zone, which is used to determine the local GMT (Greenwich time offset from GMT (Greenwich Mean Time). Mean Time) NOTE Changing the time zone will automatically correct the current time. Make sure to set the time zone before setting the time.
PT-7728-PTP Featured Functions PTP Setting Operation IEEE 1588/PTP Setting Description Factory Default Operation Disable or enable IEEE 1588(PTP) operation Enable Configuration IEEE 1588/PTP of v1 BC mode Setting Description Factory Default Clock Mode Supports v1 BC, IEEE 1588(PTP) mode Disabled logSyncInterval Period for sending synchronization messages (in seconds) Disabled...
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PT-7728-PTP Featured Functions Status Setting Description Factory Default Offset To Master (nsec) Deviation between local time and the reference clock (in nanoseconds). Grandmaster UUID When the clock has a port in PTP_SLAVE state, this member’s value is the value of the grand master Clock's Uuid field of the last Sync message received from the parent of the slave port.
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PT-7728-PTP Featured Functions PTP Port Settings Setting Description Factory Default Port Enable Enable or disable PTP port operation. None Port Status Display PTP port real status. PTP_DISABLED Configuration IEEE 1588/PTP of v2 E2E BC and P2P BC mode Setting Description Factory Default Clock Mode Supports v1 BC, IEEE 1588(PTP) mode...
PT-7728-PTP Featured Functions Leap61 Last minute of a day is counted to 61 seconds False UTC Offset Valid Enable/Disable UTC offset function False UTC Offset Value of UTC offset Status Current Data Set Setting Description Factory Default Offset To Master(nsec) Display offset (delay time) between Master and Slave Mean Path Delay(nsec) Display mean path delay time Step Removed Display numbers of step removed...
PT-7728-PTP Featured Functions TFTP Server IP/Name Setting Description Factory Default IP address of TFTP Specifies the IP address or name of the remote TFTP server; None server must be specified before downloading or uploading files. Configuration Files Path and Name Setting Description Factory Default...
PT-7728-PTP Featured Functions System File Update—By Backup Media You can use Moxa’s Automatic Backup Configurator to save and load the configuration of PT-7728-PTP managed switches through the switch’s RS-232 console port. Restart This Restart function provides users with a quick way to restart the system. Factory Default The Factory Default function provides users with a quick way of restoring the PT-7728-PTP’s configuration to factory defaults.
PT-7728-PTP Featured Functions Port trunking can be used to combine up to 8 ports between two PT-7728-PTP switches. If all ports on both switch units are configured as 100BaseTX and they are operating in full duplex, the potential bandwidth of the connection will be 1600 Mbps.
PT-7728-PTP Featured Functions Supported SNMP security modes and levels are shown in the following table. Select the security mode and level that will be used to communicate between the SNMP agent and manager. Protocol UI Setting Authentication Encryption Method Version SNMP V1, V1, V2c Read Community string...
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PT-7728-PTP Featured Functions V1, V2c Read Community Setting Description Factory Default Max. 30 characters Specifies the community string to authenticate the SNMP agent Public for read-only access. The SNMP agent will access all objects with read-only permissions using this community string. V1, V2c Write/Read Community Setting Description...
PT-7728-PTP Featured Functions Trap Settings SNMP Trap Mode In Trap mode, the SNMP agent sends an SNMPv1 trap PDU to the NMS. No acknowledgment is sent back from the NMS so the agent has no way of knowing if the trap reached the NMS. SNMP Inform Mode SNMPv2 provides an inform mechanism.
PT-7728-PTP Featured Functions Using Communication Redundancy Communication redundancy on your network helps protect critical links against failure, protects against network loops, and keeps network downtime at a minimum. Communication redundancy functions allow the user to set up redundant rings in the network to provide a backup data transmission route in the event that a cable is inadvertently disconnected or damaged.
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PT-7728-PTP Featured Functions Determining the Redundant Path for Turbo Ring In this case, the redundant segment (i.e., the segment that will be blocked during normal operation) is determined by the number of PT series Ethernet switches in the ring and by the location of the master switch. Turbo Ring with even number of switches If the number of Ethernet switches in the Turbo Ring is 2N (an even number), the backup segment is one of the...
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PT-7728-PTP Featured Functions ATTENTION In a VLAN environment, the user must configure the Redundant Port Coupling Port and Coupling Control Port to join all VLANs, since these ports act as the backbone to transmit all packets of different VLANs to the different PT series Ethernet switches.
PT-7728-PTP Featured Functions ATTENTION Ring coupling only needs to be enabled on one of the switches serving as the ring coupler. The coupler must assign separate ports for the two Turbo Ring ports and the coupling port. NOTE You do not need to use the same PT series Ethernet switch for both ring coupling and ring master. Dual-Homing Configuration for Turbo Ring V2 Dual-homing is only supported with Turbo Ring V2 and is used to connect two networks through a single Ethernet switch.
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PT-7728-PTP Featured Functions Master/Slave Indicates whether or not the PT-7728-PTP is the master of the Turbo Ring. This field appears only for Turbo Ring or Turbo Ring V2. NOTE The user does not need to assign the master to use Turbo Ring or Turbo Ring V2. If a master is not assigned, the Turbo Ring protocol will automatically assign master status to one of the PT series Ethernet switches in the ring.
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PT-7728-PTP Featured Functions Configuring Turbo Ring V2 NOTE When using a dual-ring architecture, users must complete configuration for both Ring 1 and Ring 2. The status of both rings will appear under Current Status. “Current Status” Items Now Active Shows which communication protocol is in use: Turbo Ring, Turbo Ring V2, RSTP, or none. Ring 1/2—Status Shows Healthy if the ring is operating normally, and Break if the ring’s backup link is active.
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PT-7728-PTP Featured Functions “Settings” Items Redundancy Protocol Setting Description Factory Default Turbo Ring Selects the Turbo Ring protocol. RSTP (IEEE 802.1w/1D) Turbo Ring V2 Selects the Turbo Ring V2 protocol. RSTP (IEEE Selects the RSTP protocol. 802.1W/1D) None Disables ring redundancy. Enable Ring 1 Setting Description...
PT-7728-PTP Featured Functions The Turbo Chain Concept Moxa’s Turbo Chain is an advanced software-technology that gives network administrators the flexibility of constructing any type of redundant network topology. When using the “chain” concept, you first connect the Ethernet switches in a chain and then simply link the two ends of the chain to an Ethernet network, as illustrated in the figures below.
PT-7728-PTP Featured Functions Member Switch Configuration Tail Switch Configuration Explanation of “Current Status” Items Now Active Shows which communication protocol is in use: Turbo Ring, Turbo Ring V2, RSTP, Turbo Chain or None. The “Ports Status” indicators show Forwarding for normal transmission, Blocked if this port is connected to the Tail port as a backup path and the path is blocked, and Link down if there is no connection.
PT-7728-PTP Featured Functions The STP/RSTP Concept Spanning Tree Protocol (STP) was designed to help reduce link failures in a network and provide protection from loops. Networks that have a complicated architecture are prone to broadcast storms caused by unintended loops in the network. The PT-7728-PTP’s STP feature is disabled by default. To be completely effective, you must enable RSTP/STP on every PT-7728-PTP connected to your network.
PT-7728-PTP Featured Functions What happens if a link failure is detected? As shown in next figure, the STP process reconfigures the network so that traffic from LAN segment 2 flows through Bridge B. STP will determine which path between each bridged segment is most efficient, and then assign a specific reference point on the network.
PT-7728-PTP Featured Functions STP Configuration After all the bridges on the network agree on the identity of the Root Bridge and all relevant parameters have been established, each bridge is configured to forward traffic only between its Root Port and the Designated Bridge Ports for their respective network segments.
PT-7728-PTP Featured Functions • Bridge C is the Designated Bridge for LAN segment 3, because it has the lowest Root Path Cost for LAN Segment 3: The route through Bridges C and B costs 200 (C to B=100, B to A=100) ...
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PT-7728-PTP Featured Functions Now Active: This field shows which communication protocol is being used—Turbo Ring, RSTP, or neither. Root/Not Root This field appears only for RSTP mode. It indicates whether or not this PT-7728-PTP is the Root of the Spanning Tree (the root is determined automatically).
PT-7728-PTP Featured Functions selected by user topology. Lower values correspond to higher priority. Port Cost Setting Description Factory Default Numerical value input Specifies the port cost. Higher costs correspond to lower 200000 by user suitability as a node for the Spanning Tree topology. Port Status Indicates the current Spanning Tree status of this port.
PT-7728-PTP Featured Functions • Improve network performance by controlling a wide variety of traffic and managing congestion. • Assign priorities to different categories of traffic. For example, set higher priorities for time-critical or business-critical applications. • Provide predictable throughput for multimedia applications, such as video conferencing or voice over IP, and minimize traffic delay and jitter.
PT-7728-PTP Featured Functions • No extra tags are required in the packet. • DSCP uses the IP header of a packet and therefore priority is preserved across the Internet. • DSCP is backward compatible with IPV4 TOS, which allows operation with existing devices that use a layer 3 TOS enabled prioritization scheme.
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PT-7728-PTP Featured Functions QoS Classification The PT-7728-PTP supports inspection of layer 3 TOS and/or layer 2 CoS tag information to determine how to classify traffic packets. Queuing Mechanism Setting Description Factory Default Weight Fair The PT-7728-PTP has 4 priority queues. In the weight fair Weight Fair scheme, 8, 4, 2, 1 weighting is applied to the four priorities.
PT-7728-PTP Featured Functions CoS Mapping Setting Description Factory Low/Normal/ Maps different CoS values to 4 different egress queues. 0: Low Medium/High 1: Low 2: Normal 3: Normal 4: Medium 5: Medium 6: High 7: High TOS/DiffServ Mapping Setting Description Factory Default Low/Normal/ Maps different TOS values to 4 different egress queues.
PT-7728-PTP Featured Functions The Virtual LAN (VLAN) Concept What is a VLAN? A VLAN is a group of devices that can be located anywhere on a network, but which communicate as if they are on the same physical segment. With VLANs, you can segment your network without being restricted by physical connections—a limitation of traditional network design.
PT-7728-PTP Featured Functions The standard requires that you define the 802.1Q VLAN ID about each VLAN on your PT-7728-PTP before the switch can use it to forward traffic: Managing a VLAN A new or initialized PT-7728-PTP contains a single VLAN—the Default VLAN. This VLAN has the following definition: •...
PT-7728-PTP Featured Functions Sample Applications of VLANs using the PT-7728-PTP In this application, Port 1 connects a single untagged device and assigns it to VLAN 5; it should be configured as Access Port • with PVID 5. • Port 2 connects a LAN with two untagged devices belonging to VLAN 2. One tagged device with VID 3 and one tagged device with VID 4.
PT-7728-PTP Featured Functions Configuring Virtual LAN VLAN Settings To configure 802.1Q VLAN on the PT-7728-PTP, use the VLAN Setting page to configure the ports. Management VLAN ID Setting Description Factory Default VLAN ID from 1 to 4094 Assigns the VLAN ID of this PT-7728-PTP. Port Type Setting Description...
PT-7728-PTP Featured Functions VLAN Table Use the 802.1Q VLAN table to review the VLAN groups that were created, as well as Joined Access Ports and Trunk Ports. Use the Port-based VLAN table to review the VLAN group and Joined port. NOTE The physical network can have a maximum of 64 VLAN settings.
PT-7728-PTP Featured Functions multicasting packets that could flood a network with heavy traffic. IGMP Snooping is used to prune multicast traffic so that it travels only to those end destinations that require the traffic, reducing the amount of traffic on the Ethernet LAN.
PT-7728-PTP Featured Functions IGMP (Internet Group Management Protocol) Snooping Mode Snooping Mode allows your switch to forward multicast packets only to the appropriate ports. The switch snoops on exchanges between hosts and an IGMP device, such as a router, to find those ports that want to join a multicast group, and then configures its filters accordingly.
PT-7728-PTP Featured Functions Enabling Multicast Filtering Use the serial console or Web interface to enable or disable IGMP Snooping and IGMP querying. If IGMP Snooping is not enabled, then IP multicast traffic is always forwarded, flooding the network. Configuring IGMP Snooping IGMP Snooping provides the ability to prune multicast traffic so that it travels only to those end destinations that require that traffic, thereby reducing the amount of traffic on the Ethernet LAN.
PT-7728-PTP Featured Functions NOTE At least one switch must be designated the Querier or enable IGMP snooping and GMRP when enabling Turbo Ring and IGMP snooping simultaneously. IGMP Table The PT-7728-PTP displays the current active IGMP groups that were detected. The information includes VID, Auto-learned Multicast Router Port, Static Multicast Router Port, Querier Connected Port, and the IP and MAC addresses of active IGMP groups.
PT-7728-PTP Featured Functions GMRP enable Setting Description Factory Default Enable/Disable Enables or disables the GMRP function for the port listed in the Disable Port column GMRP Table The PT-7728-PTP displays the current active GMRP groups that were detected Setting Description Fixed Ports The multicast address is defined by static multicast.
PT-7728-PTP Featured Functions Traffic Rate Limiting Settings Ingress Setting Description Factory Default Ingress rate Select the ingress rate for all packets from the following options: not limited, 3%, 5%, 10%, 15%, 25%, 35%, 50%, 65%, 85% Using Port Access Control The PT-7728-PTP provides two kinds of Port-Base Access Control.
PT-7728-PTP Featured Functions The PT-7728-PTP acts as an authenticator in the 802.1X environment. A supplicant and an authenticator exchange EAPOL (Extensible Authentication Protocol over LAN) frames with each other. We can either use an external RADIUS server as the authentication server, or implement the authentication server in PT-7728-PTP by using a Local User Database as the authentication look-up table.
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PT-7728-PTP Featured Functions Radius Server Setting Description Factory Default IP address or domain The IP address or domain name of the RADIUS server local host name Server Port Setting Description Factory Default Numerical The UDP port of the RADIUS server 1812 Shared Key Setting...
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PT-7728-PTP Featured Functions Local User Database Setup When setting the Local User Database as the authentication database, set the database first. Local User Database Setup Setting Description Factory Default User Name User Name for Local User Database None (Max. 30 characters) Password Password for Local User Database None...
PT-7728-PTP Featured Functions Using IP Filter IP filtering lets users control which IP addresses are allowed to access the port. Using Auto Warning Since industrial Ethernet devices are often located at the endpoints of a system, these devices will not always know what is happening elsewhere on the network.
PT-7728-PTP Featured Functions Event Type Event Types can be divided into two basic groups: System Events and Port Events. System Events are related to the overall function of the switch, whereas Port Events are related to the activity of a specific port. System Events Warning e-mail is sent when…...
PT-7728-PTP Featured Functions Email Setup Mail Server IP/Name Setting Description Factory Default IP address The IP Address of your email server. None Account Name Setting Description Factory Default Max. 45 Charters Your email account. None Password Setting Setting Description Factory Default Disable/Enable to To reset the password from the Web Browser interface, click Disable...
PT-7728-PTP Featured Functions Configuring Relay Warning The Auto Relay Warning function uses relay output to alert the user when certain user-configured events take place. There are two basic steps required to set up the Relay Warning function: Configuring Relay Event Types Select the desired Event types from the Console or Web Browser Event type page (a description of each event type is given later in the Relay Alarm Events setting subsection).
PT-7728-PTP Featured Functions Override relay alarm settings Click the checkbox to override the relay warning setting temporarily. Releasing the relay output will allow administrators to fix any problems with the warning condition. Warning List Use this table to see if any relay alarms have been issued. Using Line-Swap-Fast-Recovery The Line-Swap Fast Recovery function, which is enabled by default, allows the PT-7728-PTP to return to normal operation extremely quickly after devices are unplugged and then re-plugged into different ports.
PT-7728-PTP Featured Functions STEP 1—Set up the connected devices Set up those Ethernet-enabled devices connected to the PT-7728-PTP for which you would like IP addresses to be assigned automatically. The devices must be configured to obtain their IP address automatically. The devices’...
PT-7728-PTP Featured Functions DHCP Relay Agent (Option 82) The DHCP Relay Agent makes it possible for DHCP broadcast messages to be sent over routers. The DHCP Relay Agent enables DHCP clients to obtain IP addresses from a DHCP server on a remote subnet, or those that are not located on the local subnet.
PT-7728-PTP Featured Functions Server IP Address 1st Server Setting Description Factory Default IP address for the 1st Assigns the IP address of the 1st DHCP server that the switch None DHCP server tries to access. 2nd Server Setting Description Factory Default IP address for the 2nd Assigns the IP address of the 2nd DHCP server that the switch None...
PT-7728-PTP Featured Functions Using Diagnosis The PT-7728-PTP provides two important tools for administrators to diagnose network systems. Mirror Port The Mirror port function can be used to monitor data being transmitted through a specific port. This is done by setting up another port (the mirror port) to receive the same data being transmitted from, or both to and from, the port under observation.
PT-7728-PTP Featured Functions PC keyboard, the actual ping command originates from PT-7728-PTP itself. In this way, the user can essentially sit on top of PT-7728-PTP and send ping commands out through its ports. To use the Ping function, type in the desired IP address, and then press Enter from the Console utility, or click Ping when using the Web Browser interface.
PT-7728-PTP Featured Functions Using Monitor You can monitor statistics in real time from the PT-7728-PTP’s web console and serial console. Monitor by Switch Access the Monitor by selecting System from the left selection bar. Monitor by System allows the user to view a graph that shows the combined data transmission activity of all of PT-7728-PTP’s 18 ports.
PT-7728-PTP Featured Functions Using the MAC Address Table This section explains the information provided by PT-7728-PTP’s MAC address table. The MAC Address table can be configured to display the following PT-7728-PTP MAC address groups. Select this item to show all PT-7728-PTP MAC addresses ALL Learned Select this item to show all PT-7728-PTP Learned MAC addresses ALL Static Lock...
PT-7728-PTP Featured Functions NOTE The following events will be record into PT-7728-PTP’s Event Log Table. • Cold start • Warm start • Configuration change activated • Power 1/2 transition (Off ( On), Power 1/2 transition (On ( Off) • Authentication fail •...
PT-7728-PTP Featured Functions NOTE The following events will be recorded into the PT-7728-PTP’s Event Log table, and will then be sent to the specified Syslog Server: • Cold start • Warm start • Configuration change activated • Power 1/2 transition (Off ( On), Power 1/2 transition (On ( Off) •...
MIB Groups The PT-7728-PTP comes with built-in SNMP (Simple Network Management Protocol) agent software that supports cold/warm start trap, line up/down trap, and RFC 1213 MIB-II. The standard MIB groups that the PT-7728-PTP supports are as follows: MIB II.1 – System Group sysORTable MIB II.2 –...
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PT-7728-PTP MIB Groups dot1dTpHCPortTable dot1dTpPortOverflowTable pBridgeMIB dot1dExtBase dot1dPriority dot1dGarp qBridgeMIB dot1qBase dot1qTp dot1qFdbTable dot1qTpPortTable dot1qTpGroupTable dot1qForwardUnregisteredTable dot1qStatic dot1qStaticUnicastTable dot1qStaticMulticastTable dot1qVlan dot1qVlanCurrentTable dot1qVlanStaticTable dot1qPortVlanTable The PT-7728-PTP also provides a private MIB file, located in the file Moxa-PT7728-MIB.my on the PT-7728-PTP utility CD-ROM. Public Traps •...
Specifications Technology Standards: IEEE 802.3 for 10BaseT IEEE 802.3u for 100BaseT(X) and 100Base FX IEEE 802.3ab for 1000BaseT(X) IEEE 802.3z for 1000BaseX IEEE 802.3x for Flow Control IEEE 802.1D for Spanning Tree Protocol IEEE 802.1w for Rapid STP IEEE 802.1Q for VLAN Tagging IEEE 802.1p for Class of Service Protocols: IGMPv1/v2, GMRP, GVRP, SNMPv1/v2c/v3, DHCP Server/Client, BootP, TFTP, SNTP, SMTP, RARP, RMON, RIP V1/V2, HTTP, HTTPS, Telnet, SSH, Syslog, DHCP Option 66/67/82, LLDP, Modbus/TCP, IEEE 1588...
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PT-7728-PTP Specifications Physical Characteristics Housing: IP30 protection Dimensions: 440 x 44 x 325 mm (17.32 x 1.73 x 12.80) Weight: 5900 g Installation: 19’’ rack mounting Environmental Limits Operating Temperature: -40 to 85°C (-40 to 185°F), cold start requires min. of 100 VAC at -40°C Storage Temperature: -40 to 85°C (-40 to 185°F) Ambient Relative Humidity: 5 to 95% (non-condensing) Regulatory Approvals...
Modbus/TCP Map PT-7728-PTP Modbus information v1.0 Read Only Registers (Support Function Code 4) 1 Word = 2 Bytes Address Data Type Description System Information 0x0000 1 word Vendor ID = 0x1393 0x0001 1 word Unit ID (Ethernet = 1) 0x0002 1 word Product Code = 0x0006 0x0010...
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PT-7728-PTP Modbus/TCP Map 0x0055 3 words Ethernet MAC Address Ex: MAC = 00-01-02-03-04-05 Word 0 Hi byte = 0x00 Word 0 Lo byte = 0x01 Word 1 Hi byte = 0x02 Word 1 Lo byte = 0x03 Word 2 Hi byte = 0x04 Word 2 Lo byte = 0x05 0x0058 1 word...
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PT-7728-PTP Modbus/TCP Map 0x1400 to 0x1413(Port 1) 20 words Port 1 to 10 Description 0x1414 to 0x1427(Port 2) Port Description = "100TX,RJ45." Word 0 Hi byte = ‘1’ Word 0 Lo byte = ‘0’ Word 1 Hi byte = ‘0’ Word 1 Lo byte = ‘T’...
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PT-7728-PTP Modbus/TCP Map 0x3301 1 word TR 1st Port status 0x0000:Port Disabled 0x0001:Not Redundant 0x0002:Link Down 0x0003:Blocked 0x0004:Learning 0x0005:Forwarding 0x3302 1 word TR 2nd Port status 0x0000:Port Disabled 0x0001:Not Redundant 0x0002:Link Down 0x0003:Blocked 0x0004:Learning 0x0005:Forwarding 0x3303 1 word TR Coupling 0x0000:Off 0x0001:On 0xFFFF:Turbo Ring Not Enable...
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PT-7728-PTP Modbus/TCP Map 0x3502 1 word TR2 Coupling Port Backup status (Only using in Dual Homing) 0x0000:Port Disabled 0x0001:Not Coupling Port 0x0002:Link Down 0x0003:Blocked 0x0004:Learning 0x0005:Forwarding 0xFFFF:Turbo Ring V2 Not Enable 0x3600 1 word TR2 Ring 1 status 0x0000:Healthy 0x0001:Break 0xFFFF:Turbo Ring V2 Not Enable 0x3601 1 word...
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PT-7728-PTP Modbus/TCP Map 0x3683 1 word TR2 Ring 2 2nd Port status 0x0000:Port Disabled 0x0001:Not Redundant 0x0002:Link Down 0x0003:Blocked 0x0004:Learning 0x0005:Forwarding 0xFFFF:Turbo Ring V2 Ring 2 Not Enable 0x3700 1 word Turbo Chain Switch Role 0x0000:Head 0x0001:Member 0x0002:Tail 0xFFFF: Turbo Chain Not Enable 0x3701 1 word Turbo Chain 1st Port status...
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