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PA-2JT2 6.3-MHz Serial Port Adapter Installation
and Configuration

Product Numbers: PA-2JT2 and PA-2JT2=

This configuration note describes how to install and configure the Japan T2 Line (JT2) 6.3-megahertz
(MHz), 2-port, serial port adapter (PA-2JT2[=]), which is used on the second-generation Versatile
Interface Processor (VIP2) in all Cisco 7500 series and in Cisco 7000 series routers using the 7000
Series Route Switch Processor (RSP7000) and 7000 Series Chassis Interface (RSP7000CI). (For
complete and specific compatibility requirements, refer to the section “

Software and Hardware

” on page 3.)

Use this configuration note in conjunction with the configuration note

Second-Generation Versatile Interface Processor (VIP2)

Installation and Configuration

Document Contents

This configuration note is organized into the following sections:

•

Related Documentation, page 2

•

JT2 Port Adapter Installation Prerequisites, page 3

•

What Is the JT2 Port Adapter?, page 7

•

VIP2 and the JT2 Port Adapter, page 12

•

Obtaining Documentation, page 24

•

Obtaining Technical Assistance, page 25

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3
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Summary of Contents for PA-2JT2

Page 1: ...o 7000 series routers using the 7000 Series Route Switch Processor RSP7000 and 7000 Series Chassis Interface RSP7000CI For complete and specific compatibility requirements refer to the section Software and Hardware Prerequisites on page 3 Use this configuration note in conjunction with the configuration note Second Generation Versatile Interface Processor VIP2 Installation and ConfigurationDocumen...

Page 2: ... Cisco 7000 Hardware Installation and Maintenance that shipped with your router Second Generation Versatile Interface Processor VIP2 Installation and Configuration Fourth Generation Versatile Interface Processor VIP4 Installation and Configuration Versatile Interface Processor VIP6 80 Installation and Configuration Cisco 7500 series routers For hardware installation and maintenance information ref...

Page 3: ... operate the VIP2 in Cisco 7000 series systems without the RSP7000 and RSP7000CI The VIP2 will not operate properly with the Route Processor RP Switch Processor SP or Silicon Switch Processor SSP installed in the earlier host Cisco 7000 series routers List of Parts and Tools You need the following tools and parts to install a JT2 port adapter If you need additional equipment contact a service repr...

Page 4: ... it is not installed in accordance with Cisco s installation instructions it might cause interference with radio and television reception This equipment has been tested and found to comply with the limits for a Class B digital device in accordance with the specifications in part 15 of the FCC rules These specifications are designed to provide reasonable protection against such interference in a re...

Page 5: ...nnökset löydät laitteen mukana olevasta Regulatory Compliance and Safety Information kirjasesta määräysten noudattaminen ja tietoa turvallisuudesta Attention Ce symbole d avertissement indique un danger Vous vous trouvez dans une situation pouvant causer des blessures ou des dommages corporels Avant de travailler sur un équipement soyez conscient des dangers posés par les circuits électriques et f...

Page 6: ...vis du vil se oversettelser av de advarslene som finnes i denne publikasjonen kan du se i dokumentet Regulatory Compliance and Safety Information Overholdelse av forskrifter og sikkerhetsinformasjon som ble levert med denne enheten Aviso Este símbolo de aviso indica perigo Encontra se numa situação que lhe poderá causar danos físicos Antes de começar a trabalhar com qualquer equipamento familiariz...

Page 7: ...the system and help to ensure that bus connectors are properly seated When removing a component use any available ejector levers or captive installation screws to release the bus connectors from the backplane or midplane Handle carriers by available handles or edges only avoid touching the printed circuit boards or connectors Place a removed component board side up on an antistatic surface or in a...

Page 8: ... Software Configuration Commands Specific to the JT2 Port Adapter on page 22 Provides the functions needed to frame a wideband payload to ITU G 704 and the Nippon Telegram and Telephone Corporation NTT specified 6 144 Mbps frame format Designed to conform with the following emissions standards FCC Class Limits FCC 47 CFR Part 15 Subpart B EN55022 Class Limits and the Japanese Voluntary Control Cou...

Page 9: ...JT2 Port Adapter LEDs The JT2 port adapter see contains the enabled LED which is standard on all port adapters this green LED goes on after system initialization to indicate that the JT2 port adapter has been enabled for operation H6448 DRAM SIMMs Port adapter in slot 0 Port adapter in slot 1 SRAM DIMM U5 CPU Boot ROM Bus connector U6 U4 U2 Bus connector SRAM daughter card Port adapter in slot 0 P...

Page 10: ...s and Cables The interface connectors on the JT2 port adapter are coaxial BNC types with one connector cable for transmit TX and one for receive RX for each interface port Each BNC connection requires an external B type or C type DSU with external grounding capability with an optical fiber output and that uses 75 ohm BNC terminations Cisco Systems does not supply 75 ohm coaxial cables they are ava...

Page 11: ...ptions for the BNC connectors on the JT2 port adapter are as follows Transmit TX tip and TX shield for the 75 ohm coaxial cables that attach to the TX0 and TX1 BNC connectors Receive RX tip and RX shield for the 75 ohm coaxial cables that attach to the RX0 and RX1 BNC connectors JT2 Frame Format Description Japan T2 JT2 is a 6 312 kilobits per second kbps line format specified in ITU Recommendatio...

Page 12: ...dditional information specific to the JT2 port adapter and its use on the VIP2 in Cisco 7000 series and Cisco 7500 series routers Installing or Replacing a Port Adapter on a VIP2 page 13 Attaching JT2 Port Adapter Interface Cables page 14 Configuring the JT2 Interfaces page 16 shows a VIP2 40 with two JT2 port adapters in port adapter slots 0 and 1 Port adapters can be installed in either or both ...

Page 13: ... problems do not remove port adapters from the VIP2 motherboard or attempt to install other port adapters on the VIP2 motherboard while the system is operating To install or replace port adapters first remove the VIP2 from its interface processor slot When only one port adapter is installed on a VIP2 a blank port adapter must fill the empty slot to allow the VIP2 and router chassis to conform to e...

Page 14: ...mercial cable vendors Use only 75 ohm coaxial cables for all PA 2JT2 connections For specific cable requirements refer to the section JT2 Port Adapter Interface Connectors and Cables on page 10 Note We recommend that you attach the ferrite sleeves included with PA 2JT2 to all 75 ohm coaxial cables you plan to use for your PA 2JT2 connections Attach each ferrite sleeve as close to the port adapter ...

Page 15: ...ion To prevent system problems and to maintain the proper connection sequences PA 2JT2 s RX port to the DSU s TX port and PA 2JT2 s TX port to the DSU s RX port connect the RX and TX ports on the JT2 port adapter as indicated in Steps 1 and 2 Step 3 Make the appropriate setting on your DSU to establish an external ground See Remember that the JT2 port adapter s TX and RX connections are grounded a...

Page 16: ... command to configure the new interfaces Be prepared with the information you will need such as the following Protocols you plan to route on each new interface Internet protocol IP addresses if you plan to configure the interfaces for IP routing Whether the new interfaces will use bridging For a summary of the configuration options available and additional instructions for configuring the JT2 inte...

Page 17: ...owever when you move a VIP2 to a different slot the first number in the address changes to reflect the new interface processor slot number shows the port adapter slots and interface ports of a sample Cisco 7505 system The JT2 interface addresses on a JT2 port adapter in the first port adapter slot in interface processor slot 3 would be 3 0 0 and 3 0 1 from left to right The JT2 interfaces on a JT2...

Page 18: ...irst port adapter on a JT2 port adapter in interface processor slot 1 Router config interface serial 1 0 0 Step 3 If IP routing is enabled on the system you can assign an IP address and subnet mask to the interface with the ip address configuration subcommand as in the following example Router config int ip address 1 1 1 10 255 255 255 0 Step 4 Add any additional configuration subcommands required...

Page 19: ...how version command to ensure that the list includes the new interfaces Step 2 Display all the current interface processors and their interfaces with the show controllers cbus command Verify that the new JT2 port adapter appears in the correct slot Step 3 Specify one of the new interfaces with the show interfaces type slot port adapter interface command and verify that the first line of the displa...

Page 20: ...ons 0 interface resets 0 output buffer failures 0 output buffers swapped out 0 carrier transitions 0 cv errors 0 crc5 errors 0 frame errors rxLOS inactive rxLOF inactive rxPAIS inactive rxAIS inactive rxRAI inactive rxHBER inactive The following counters appear in the output of the show interfaces serial command cv errors B8ZS B6ZS coding violation counter crc5 errors CRC5 error counter frame erro...

Page 21: ...om the show controllers cbus command showing a JT2 equipped VIP2 Router sh cont cbus MEMD at 40000000 2097152 bytes unused 4352 recarves 18 lost 0 RawQ 48000100 ReturnQ 48000108 EventQ 48000110 BufhdrQ 48000130 2643 items LovltrQ 48000148 16 items 2016 bytes IpcbufQ 48000158 24 items 4096 bytes IpcbufQ_classic 48000150 8 items 4096 bytes 3570 buffer headers 48002000 4800FF10 pool0 10 buffers 256 b...

Page 22: ...splay text omitted hostname Router interface Serial9 0 0 ip address 28 0 0 1 255 0 0 0 ip route cache distributed no keepalive crc5 clock source internal no cdp enable Using Software Configuration Commands Specific to the JT2 Port Adapter The JT2 port adapter is capable of clocking transmitted data using an internal clock source or a clock derived from the received data stream The default is a lin...

Page 23: ...that is not returned before the specified time out is displayed as a period A series of exclamation points indicates a good connection a series of periods or the messages timed out or failed indicate that the connection failed Following is an example of a successful ping command to a remote server with the address 1 1 1 10 Router ping 1 1 1 10 Return Type escape sequence to abort Sending 5 100 byt...

Page 24: ...co com users Cisco direct customers can order Cisco product documentation from the Networking Products MarketPlace http www cisco com cgi bin order order_root pl Registered Cisco com users can order the Documentation CD ROM through the online Subscription Store http www cisco com go subscription Nonregistered Cisco com users can order documentation through a local account representative by calling...

Page 25: ...ister for online skill assessment training and certification programs If you want to obtain customized information and service you can self register on Cisco com To access Cisco com go to this URL http www cisco com Technical Assistance Center The Cisco Technical Assistance Center TAC is available to all customers who need technical assistance with a Cisco product technology or solution Two levels...

Page 26: ...s URL http www cisco com warp public 687 Directory DirTAC shtml Before calling please check with your network operations center to determine the level of Cisco support services to which your company is entitled for example SMARTnet SMARTnet Onsite or Network Supported Accounts NSA When you call the center please have available your service agreement number and your product serial number This docum...

Page 27: ...27 PA 2JT2 6 3 MHz Serial Port Adapter Installation and Configuration OL 3587 01 Obtaining Technical Assistance ...

Page 28: ...28 PA 2JT2 6 3 MHz Serial Port Adapter Installation and Configuration OL 3587 01 Obtaining Technical Assistance ...

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