Allied Telesis AR725 Hardware Reference Manual
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Allied Telesis AR725 Hardware Reference Manual

Ar700 series
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AR700 Series Router
Hardware Reference
AR725
AR745
AR750S
AR750S-DP
AR770S

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Summary of Contents for Allied Telesis AR725

  • Page 1 AR700 Series Router Hardware Reference AR725 AR745 AR750S AR750S-DP AR770S...
  • Page 2 The information provided herein is subject to change without notice. In no event shall Allied Telesis Inc. be liable for any incidental, special, indirect, or consequential damages whatsoever, including but not limited to lost profits, arising out of or related to this manual or the information contained herein, even if Allied Telesis Inc.

  • Page 3: Table Of Contents

    LEDs and What They Mean ............... 26 Asynchronous Interfaces ................. 27 Expansion Options ..................28 AR740 RPS Redundant Power Supply (AT-AR725, AT-AR745 only) ..... 28 SFP Ports (AR770S only) ................31 PICs and NSMs ..................31 PCI Accelerator Cards (PACs) ..............32 Memory Options .....................

  • Page 4: Devices Covered By This Document

    PIC interfaces can be added. The AR725 and AR745 routers have a dedicated PCI Accelerator Card (PAC) slot that accommodates special purpose PAC coprocessor cards. PAC cards provide additional functionality or performance, such as compression or encryption, through a high performance PCI bus, but do not add extra interfaces.

  • Page 5: Ar725 Router

    Hardware Reference AR725 Router The AT-AR725 router consists of a base CPU card, enclosure and power supply. The base CPU card supports dual 10/100 autonegotiating Ethernet LAN (eth) ports and two asynchronous RS-232 ports. Figure 1: Front and rear panels of the AR725 Series router...

  • Page 6: Power Supply

    AT-AR725 or AT-AR745 routers. AT-AR725 AC AC models of the AT-AR725 have a universal AC input connector and a power switch on their rear panels. A DB25 connector for an optional external Redundant Power Supply (RPS), such as the AR740 RPS, is also located on the rear panel.
  • Page 7 , 2 A Safety Safety information and instructions outlining how to connect an AT- AR725-80 to a DC power supply can be found in the AR700 Series Router Installation and Safety Guide. You should read these instructions before attempting to connect the router to a DC power supply.
  • Page 8 AR700 Series Router Figure 3: DB25 female connector pinout for an RPS on the AT-AR725 rear panel Pin 13 Pin 1 Pin 14 Pin 25 A740db25 Table 2: DB25 RPS power connector pin out on the AT-AR725 Function Direction 1, 25...

  • Page 9: Leds And What They Mean

    Hardware Reference LEDs and What They Mean Functions of the AR725’s LEDs are shown in the following table. Additional rear panel LEDs may be present if a PIC or NSM is installed. Functions of PIC and NSM LEDs are described in their respective Hardware References.

  • Page 10: Ar745 Router

    AR700 Series Router AR745 Router The AT-AR745 router consists of a base CPU card, enclosure, and power supply. The base CPU card supports two 10/100 autonegotiating Ethernet LAN (eth) ports and two asynchronous RS-232 ports. The following figure displays the front and rear panels of the AT-AR745 router with a Port Interface Card (PIC) installed in each PIC bay, and an AT-AR040 4- PIC NSM installed in the NSM bay.
  • Page 11 Hardware Reference PIC bays and NSM The AT-AR745 chassis has two PIC bays. A further four PIC bays can be added if an AT-AR040 NSM is installed in the NSM bay. The NSM bay allows one NSM to be installed in the chassis. NSMs either have fixed ports (e.g., AT-AR041 and AT-AR042 BRI S/T NSMs) or PIC bays (e.g., the AT-AR040 4 PIC NSM).

  • Page 12: Power Supply

    48 V DC model. The AC model includes an inlet for the AR740 RPS (Redundant Power Supply). The AR740 RPS can be purchased separately, and each unit supports up to two AT-AR745 or AT-AR725 routers. AT-AR745 AC AC models of the AT-AR745 have a universal AC input connector and a power switch on their rear panels.
  • Page 13 Each AR740 RPS can provide power supply and mains circuit redundancy for up to two AT-AR745s or AT-AR725s. For more information on the AR740 RPS, “AR740 RPS Redundant Power Supply (AT-AR725, AT-AR745 only)” on page For connection to an AR740 RPS, the AT-AR745 router has a female DB25...

  • Page 14: Leds And What They Mean

    AR700 Series Router LEDs and What They Mean Functions of the AR745’s LEDs are shown in the following table. Additional rear panel LEDs may be present if a PIC or NSM is installed. Functions of PIC and NSM LEDs are described in their respective Hardware References. Function Front panel Rear panel...
  • Page 15 Hardware Reference The AT-AR745 router automatically monitors its own power supply and fan, and has the option of a redundant power supply. If a redundant power supply (RPS) is attached, the AT-AR745 software can detect the presence of the RPS and the state of its output voltages and fan.

  • Page 16: Ar750S Router

    AR700 Series Router AR750S Router The AT-AR750S router has two 10/100 autonegotiating Ethernet (eth) ports, one asynchronous RS-232 port, five Ethernet switch ports, and two Port Interface Card (PIC) expansion bays. Figure 7: Front and rear panels of the AT-AR750S router Front Panel AR750S Secure VPN Router...

  • Page 17: Power Supply

    Hardware Reference Asynchronous port The asynchronous serial port (ASYN0) provides a general purpose port for terminals, printers or modems. The port is wired as a DTE (Table 5 on page 27). The default communications settings are: • 9600 bps • 8 data bits •...

  • Page 18: Leds And What They Mean

    AR700 Series Router LEDs and What They Mean Functions of the AR750S LEDs are shown in the following table. Additional LEDs may be present if a PIC is installed. Functions of PIC LEDs are described in the Port Interface Card Hardware Reference. State Function Power/PWR...

  • Page 19: Ar750S-Dp Router

    Hardware Reference AR750S-DP Router The AT-AR750S-DP router has two 10/100 Mbps autonegotiating Ethernet (eth) ports, one asynchronous RS-232 port, five 10/100 Mbps Ethernet switch ports, and two Port Interface Card (PIC) expansion bays. The AT-AR750S-DP uses AT-PWR03 dual hot-swappable power supplies (PSUs).
  • Page 20 AR700 Series Router Asynchronous port The asynchronous serial port (ASYN0) provides a general purpose port for terminals, printers or modems. The port is wired as a DTE (Table 5 on page 27). The default communications settings are: • 9600 bps •...

  • Page 21: At-Pwr03 Power Supply Units

    Hardware Reference AT-PWR03 Power Supply Units The AR750S-DP comes with the option of installing one or two AT-PWR03 power supplies. When two are fitted, they must be the same type of current, either both AC or both DC. The AR750S-DP should use only the AT-PWR03 power supply. Do not use any other power supply to power this router.

  • Page 22: Leds And What They Mean

    AR700 Series Router LEDs and What They Mean Functions of the AR750S-DP LEDs are shown in the following table. Additional LEDs may be present if a PIC is installed. Functions of PIC LEDs are described in the Port Interface Card Hardware Reference. State Function Status PSU 1..2 Green...

  • Page 23: Ar770S Router

    Hardware Reference AR770S Router The AT-AR770S Secure VPN Router provides gigabit Ethernet and switch ports, and can accommodate optional fibre-optic SFPs (small form-factor pluggable modules) and Port Interface Cards (PICs). Figure 9: Front and rear panels of the AT-AR770S router Switch Switch SFP Eth...
  • Page 24 AR700 Series Router Asynchronous port The asynchronous serial port (ASYN0) is wired as a DTE (Table 5 on page 27), and can be used as general purpose port for terminals, printers or modems. The default communications settings are: • 9600 bps •...

  • Page 25: Power Supply

    Hardware Reference PIC bays The AT-AR770S chassis has two PIC bays, which can accommodate combinations of the following PICs: • AT-AR020 PRI E1/T1 PIC, one primary rate E1/T1 port • AT-AR021(S) BRI-S/T PIC, one basic rate ISDN S/T port • AT-AR023 SYN PIC, one synchronous port with universal 50-way AMPLIMITE connector •...

  • Page 26: Leds And What They Mean

    AR700 Series Router LEDs and What They Mean The following table shows the functions of the AR770S LEDs. Additional LEDs may be present if a PIC is installed. Functions of PIC LEDs are described in the Port Interface Card Hardware Reference. State Function Status PWR...

  • Page 27: Asynchronous Interfaces

    For AR725, AR745 and AT-AR024 asynchronous port pinouts see Table ■ For AR750S, AR750S-DP and AR770S asynchronous port pinouts see Table Table 4: Pinout* of asynchronous ports for AT-AR725, AT-AR745 and AT-AR024 RJ-45 Pin Function Signal Direction RING Input to router (only available on expansion card interfaces)

  • Page 28: Expansion Options

    AR700 Series Router Expansion Options Expansion options include: ■ “AR740 RPS Redundant Power Supply (AT-AR725, AT-AR745 only)” on page 28 ■ “CompactFlash (AR725, AR745 only)” on page 38 ■ “SFP Ports (AR770S only)” on page 31 ■ “PICs and NSMs” on page 31 ■...
  • Page 29 Hardware Reference Figure 12: DB25 male pinout on the AR740 RPS Pin 1 Pin13 Pin 25 Pin 14 A740rpsp Table 6: DB25 RPS power connector pin out on AR740 RPS Function Direction 1, 25 Keying 2, 14 +12 V output 3-5, 15-17 +5 V output...
  • Page 30 AR700 Series Router LEDs • AC power supply • RPS fan fault • Router PSU fault • RPS PSU fault • Main (router) fan fault AC Power Supply • Universal 110 VAC to 240 VAC, 50 Hz to 60 Hz input DC Output •...

  • Page 31: Sfp Ports (Ar770S Only)

    Hardware Reference SFP Ports (AR770S only) SFP (small form-factor pluggable) transceivers are compact, hot-swappable, and high speed. Certain fibre-optic SFP transceivers are supported by the AR770S router so that you can interchange port types to meet changing network requirements. The AR770S router has 1000BASE-X Small Form-factor Pluggable Eth slots conveniently located on the front panel.

  • Page 32: Pci Accelerator Cards (Pacs)

    PCI Accelerator Cards (PACs) provide additional processing features or performance, but do not add extra physical interfaces to the router. A PAC can be installed in the dedicated PAC slot on AT-AR725 and AT-AR745 routers. The AR750S, AR750S-DP, and AR770S routers have an inbuilt high performance encryption processor, and therefore do not have a PAC slot.
  • Page 33 Hardware Reference Compression PAC-based compression has the following features: ■ Local 32-bit processor for high speed control and data transfer. ■ Dedicated high performance 32-bit compression hardware. ■ High compression ratio Lempel-Ziv algorithm in hardware. ■ 2 MBytes of history memory. ■...

  • Page 34: Memory Options

    The routers use RAM to run software for router operations, and to store the router’s dynamic configuration. The AR725 and AR745 routers have 128 MB of SDRAM on a DIMM and can be upgraded. Contact your authorised Allied Telesis distributor or reseller for upgrade options.
  • Page 35 DRAM : 65536 kB FLASH : 16384 kB Chip Revisions - <U123:4567> <U23:456> <U23:5566> <U098:765> -------------------------------------------------------------------------------- SysDescription Allied Telesis AR750S version 2.7.6-00 11-Mar-2006 SysContact David Johns, ext 8331 SysLocation Laboratory, First Floor, Head Office Building SysName SysDistName SysUpTime 510 ( 00:00:05 ) Boot Image : 55_276.fbr size 732308 10-Mar-2006...

  • Page 36: Onboard Flash Memory

    PCB and available on all routers), and CompactFlash (flash provided by removable compact flash cards). All the routers have onboard flash memory; AR725 and AR745 routers also have a slot for compact flash cards. (“CompactFlash (AR725, AR745 only)” on page Of the router’s onboard flash memory, 1 MB is reserved for the flash boot...

  • Page 37: Battery-Backed Ram (Ar725, Ar745, Ar770S Only)

    Battery-Backed RAM (AR725, AR745, AR770S only) The AR725 and AR745 have 128 kB of battery-backed SRAM as NVS (non- volatile storage), and the AR770S has 512 kB. The router can store files such as logs and configuration scripts in NVS over a power cycle.

  • Page 38: Compactflash (Ar725, Ar745 Only)

    Do not keep sensitive data, for example security keys, on compact flash cards. The AT-CF128A 128 MB CompactFlash card has been approved for use with the AR725 and AR745 routers. For the latest approved compact flash cards, see the datasheet for your router at www.alliedtelesis.com .
  • Page 39 Hardware Reference Figure 18: Sample output from the show cflash test command, when no test is running Clusters available for testing Ranges: [42645--61944] Number of free clusters = 19300 Number of ranges Number of used clusters = 42645 To test a card, insert the card and enter: enable cflash test start=startnumber end=endnumber where startnumber and endnumber are positive integers within a cluster range.

  • Page 40: Cables And Loopback Plugs

    Table ■ For AR750S, AR750S-DP and AR770S asynchronous ports see Table Table 8: Terminal and modem cables for AR725, AR745 and AT-AR024 Cable Figure Asyn port on router/PIC to DB25 female (terminal) cable (DTE to DTE) Figure 20 on page 41...
  • Page 41 Hardware Reference Figure 20: Pin wiring for terminal cable to connect asyn port on AR725, AR745 or AT-AR024 to DB25 female (terminal) port RJ45 DB25 Female (to switch or router) (to terminal) Not connected ← (RXD) → (TXD) ← (CTS) →...
  • Page 42 AR700 Series Router Figure 22: Pin wiring for terminal cable to connect asyn port on AR725, AR745 or AT-AR024 to DB9 female (terminal) port RJ-45 DB9 Female (to router) (to terminal) → (DTR) → (TXD) ← (RXD) ← (DCD) →...
  • Page 43 Hardware Reference Figure 24: Pin wiring for modem cable to connect asyn port on AR725, AR745 or AT-AR024 to DB25 male (modem) port DB25 Male RJ45 (to modem) (to switch or router) Not connected → (TXD) ← (RXD) → (RTS) ←...
  • Page 44 AR700 Series Router Figure 26: Pin wiring for modem cable to connect asyn port on AR725, AR745 or AT-AR024 to DB9 male (modem) port RJ-45 DB9 Male (to router) (to modem ← (DCD) ← (RXD) → (TXD) → (DTR) →...

  • Page 45: Loopback Plugs For Testing Interfaces

    Hardware Reference Figure 28: Pin wiring diagram for a Macintosh serial cable to connect asyn port on AR725, AR745 or AT-AR024 to MiniDin (Macintosh) MiniDin RJ45 (to switch or router) (to Macintosh) ← (DCD) → (RTS) ← (RXD) → (GND) →...
  • Page 46 Figure 30 AT-AR024 RJ-45 asynchronous interface on AR750S, AR750S-DP or Figure 31 AR770S Ethernet TP interface Figure 32 Figure 30: RJ-45 loopback plug for testing asyn interfaces AR725, AR745 or AT-AR024 (RING) (DCD) (DTR) (GND) End view (RXD) of plug...

  • Page 47: Using At-Tftp Server

    If AT-TFTP Server has not yet been installed. Install it now from the your router’s Documentation and Tools CD-ROM. To install AT-TFTP server: Choose AT-TFTP Server from the Start > Programs > Allied Telesis > AT-TFTP Server menu. To set preferences for the AT-TFTP Server.

  • Page 48: Using Windows Terminal And Hyperterminal

    AR700 Series Router Using Windows Terminal and Hyperterminal You can use a PC running terminal emulation software as the manager console, instead of a terminal. There are many terminal emulation applications available for PCs, but the most readily available are the Terminal and HyperTerminal applications included in Microsoft Windows 98, 2000, and XP Professional.
  • Page 49 Hardware Reference In the “Connect using” field on the Connect To dialog box, select the COM port on the PC used to connect to the router. and click the OK button. In the COMn Properties dialog box, set port parameters as follows, and click the OK button.
  • Page 50 AR700 Series Router From the main HyperTerminal window, select Properties from the File menu. Click the Settings tab, and set the Properties dialog box as follows. Click ASCII Setup to display the ASCII Setup dialog box, and ensure the following options are not selected: •...

  • Page 51: How The Router Starts Up

    Hardware Reference Save the current session by selecting Save from the File menu on the main HyperTerminal window. This creates a connection icon with the name you assigned in the HyperTerminal group. To use the configuration, double-click the connection icon. When the HyperTerminal window appears, press the Enter key several times;...
  • Page 52 AR700 Series Router When the router starts up following either a power cycle or an operator- initiated reboot (using the restart command), it performs the following sequence of operations: Perform start-up self tests. Load the flash boot block version as the INSTALL boot into the router’s RAM.
  • Page 53 Hardware Reference If a key is not pressed within a few seconds, the start-up process continues and all steps in the start-up sequence are executed. Pressing selected keys on the terminal immediately after the “Force EPROM download” message is displayed changes the router start-up process as described in the following table.
  • Page 54 AR700 Series Router PASS: BBR test. Battery OK. The BBR battery test passed. ERROR: BBR Battery low. The BBR battery test failed, indicating that the battery is running low. The BBR system will need to be replaced. Contact your distributor or reseller.
  • Page 55 WARNING: IGMP Snooping not active, failed to enable ports. The IGMP snooping could not be activated on the switch ports. This may indicate a hardware failure. Contact your authorised Allied Telesis distributor or reseller. ERR: Error (3035012): Parameter "<keyword>" not recognised.

  • Page 56: Test Facility

    To display test results use the command: show test which produces a display like that shown in Figure Test failure If a test fails, please contact your authorised Allied Telesis distributor or reseller. Figure 34: Example output from the show test command Board...
  • Page 57 WAN Port Tests To fully test synchronous interfaces, an external tester (available from your authorised Allied Telesis distributor or reseller) is required. A loopback plug is not required to test BRI interfaces. To start a WAN interface test, use the command:...

  • Page 58: Restricted Maintenance Procedures

    If you would like to know more about the procedures outlined in this section, please contact your authorised Allied Telesis distributor or reseller. Diagnostics The router software includes a set of diagnostic programs. These programs perform basic level checks of all system components.
  • Page 59 Hardware Reference Enable diagnostics mode during start-up. During the router start-up process, at the prompt: Force EPROM download (Y)? press [Ctrl/D] on the terminal to enter diagnostics mode. A banner page is displayed on the terminal (Figure 35). This can be used to check that the terminal is correctly connected.

  • Page 60: Lithium Battery Replacement

    Diagnostics only require the base CPU board to be installed in the system. To restore an AR725, AR745, AR750S, or AR770S router to normal operation, perform a restart by switching its power switch (rear panel) OFF and ON. To restore the AR750S-DP to normal operation, use the Reset button on the front panel of the router.

  • Page 61: For More Information

    The Network Service Module Hardware Reference, which provides detailed information on NSMs. ■ The AR740 RPS Quick Install Guide, which outlines the procedure for installing a redundant power supply for the AR725 and AR745 AC models. ■ AT-TFTP Server for Windows, for downloading software versions. ■...

  • Page 62: Contacting Us

    With locations covering all of the established markets in North America, Latin America and Europe, Allied Telesis provides localized sales and technical support worldwide. To find our representative nearest you, visit Allied Telesis on the web at: http://www.alliedtelesis.com. C613-03087-00 Rev G...

This manual is also suitable for:

Ar745Ar750sAr750s-dpAr770s

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