Advertisement

Quick Links

Text Part Number:
78-3940-05
Channelized T1 Port Adapter Installation
and Configuration
Product Number: PA-2CT1/PRI(=)
This configuration note describes how to install and configure the channelized T1 Integrated
Services Digital Network (ISDN) Primary Rate Interface (PRI) port adapter (PA-2CT1/PRI),
hereafter referred to as the 2CT1 port adapter, in the following platforms:
Cisco 7200 series routers—which consist of the two-slot Cisco 7202, the four-slot Cisco 7204
and Cisco 7204VXR, and the six-slot Cisco 7206 and Cisco 7206VXR
Second-generation Versatile Interface Processor (VIP2) in all Cisco 7000 series routers and
Cisco 7500 series routers using the 7000 Series Route Switch Processor (RSP7000) and
7000 Series Chassis Interface (RSP7000CI) installed
Document Contents
This configuration note is organized into three parts:
1
The following sections include general information and information about port adapter
installation:
— Related Documentation, page 2
— Port Adapter Installation Prerequisites, page 3
2
The following section includes information specific to the 2CT1 port adapter:
— What Is the 2CT1 Port Adapter?, page 7
3
The following sections include information specific to the 2CT1 port adapter's use on the VIP2
in Cisco 7500 series routers and in Cisco 7000 series routers using the RSP7000 and RSP7000CI,
and in Cisco 7200 series routers:
— VIP2 and the 2CT1 Port Adapter, page 12
— Cisco 7200 Series and the 2CT1 Port Adapter, page 33
The "Cisco Connection Online" section on page 52 includes general reference information.
Corporate Headquarters
Cisco Systems, Inc.
170 West Tasman Drive
San Jose, CA 95134-1706
USA
Copyright © 1996–1999
Cisco Systems, Inc.
All rights reserved.
1

Advertisement

Table of Contents
loading

Summary of Contents for Cisco PA-2CT1

  • Page 1: Receive Tip

    — What Is the 2CT1 Port Adapter?, page 7 The following sections include information specific to the 2CT1 port adapter’s use on the VIP2 in Cisco 7500 series routers and in Cisco 7000 series routers using the RSP7000 and RSP7000CI, and in Cisco 7200 series routers: —...
  • Page 2: Related Documentation

    • For international agency compliance, safety, and statutory information for interfaces for Cisco 7000 series routers, Cisco 7200 series routers, and Cisco 7500 series routers, refer to the following publications: — Regulatory Compliance and Safety Information for the Cisco 7500 Series Routers —...
  • Page 3: Transmit Tip

    List of Parts and Tools, page 4 • Safety Guidelines, page 4 Software and Hardware Requirements Table 1 lists the recommended minimum Cisco IOS software release required to use the 2CT1 port adapter in supported router platforms. Table 1 PA-2CT1 Software Requirements...
  • Page 4: Safety Guidelines

    2CT1 port adapter that is running ISDN PRI or channelized T1 without distributed switching. Cisco 7200 series routers require a minimum of 32 MB of DRAM to support up to five installed 2CT1 port adapters that are running ISDN PRI or channelized T1.
  • Page 5 Safety Guidelines Dit waarschuwingssymbool betekent gevaar. U verkeert in een situatie die Waarschuwing lichamelijk letsel kan veroorzaken. Voordat u aan enige apparatuur gaat werken, dient u zich bewust te zijn van de bij elektrische schakelingen betrokken risico's en dient u op de hoogte te zijn van standaard maatregelen om ongelukken te voorkomen.
  • Page 6 Port Adapter Installation Prerequisites Denna varningssymbol signalerar fara. Du befinner dig i en situation som kan leda till Varning! personskada. Innan du utför arbete på någon utrustning måste du vara medveten om farorna med elkretsar och känna till vanligt förfarande för att förebygga skador. Se förklaringar av de varningar som förkommer i denna publikation i dokumentet Regulatory Compliance and Safety Information (Efterrättelse av föreskrifter och säkerhetsinformation), vilket medföljer denna anordning.
  • Page 7 The 2CT1 port adapter, shown in Figure 1, provides up to two channelized T1 ISDN PRI interfaces for connecting Cisco 7000 series routers to channel service units (CSUs). Each 2CT1 interface can transmit and receive data bidirectionally at the T1 rate of 1.544 megabits-per-second (Mbps).
  • Page 8 (PPP) encapsulation. The 2CT1 port adapter supports dial-on-demand routing (DDR) when running ISDN PRI. Port Adapter Locations on the VIP2 and in Cisco 7200 Series Routers This section provides information about where you can install the 2CT1 port adapters on the VIP2 and in Cisco 7200 series routers.
  • Page 9: Receive Ring

    1 and continuing through port adapter slot 2 for the Cisco 7202, slot 4 for the Cisco 7204 and Cisco 7204VXR, and slot 6 for the Cisco 7206 and Cisco 7206VXR. Port adapter slot 0 is reserved for the optional Fast Ethernet port on the I/O controller—if present.
  • Page 10 What Is the 2CT1 Port Adapter? Figure 4 Cisco 7200 Series Port Adapters (Cisco 7206 Shown) Port adapter slot 6 Port adapter slot 4 Port adapter slot 2 Blank port adapter TOKEN RING ETHERNET 10BT ETHERNET-10BFL FAST ETHERNET INPUT/OUTPUT CONTROLLER...
  • Page 11: Transmit Ring

    Two standard serial cables, null-modem and straight-through, for the 2CT1 port adapter are available from Cisco Systems and other vendors. Both cables have a 15-pin, D-shell (DB-15) connector at the router (VIP2 or Cisco 7200 series) end and at the network end. Figure 6 shows the 2CT1 interface cable, connectors, and pinouts.
  • Page 12: Table Of Contents

    VIP2 and the 2CT1 Port Adapter The following sections discuss information specific to the 2CT1 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 14 •...
  • Page 13 VIP2 and the 2CT1 Port Adapter Figure 7 VIP2-15 or VIP2-40 with a 2CT1 Port Adapter in Port Adapter Slot 1 Boot ROM Bus connector DRAM SIMMs SRAM DIMM U5 4E in port 2CT1 in port adapter adapter slot 1 slot 0 ETHERNET-10BT Port adapter handles not shown...
  • Page 14: Installing Or Replacing A Port Adapter On A Vip2

    Each port adapter circuit board is mounted to a metal carrier and is sensitive to ESD damage. Note The following procedures should be performed by a Cisco-certified service provider only. While the VIP2 supports online insertion and removal (OIR), individual port adapters do not. To replace port adapters, you must first remove the VIP2 from the chassis, then install or replace port adapters as...
  • Page 15 Installing or Replacing a Port Adapter on a VIP2 Remove the screw that secures the port adapter (or blank port adapter). Step 6 With the screw removed, grasp the handle on the front of the port adapter (or blank port Step 7 adapter) and carefully pull it out of its slot, away from the edge connector at the rear of the slot.
  • Page 16 VIP2 and the 2CT1 Port Adapter Before you insert the new port adapter in its slot, verify that the port adapter carrier is Step 10 between the upper and lower slot edges, as shown in Figure 10. Do not jam the carrier between the slot edges.
  • Page 17: Attaching A 2Ct1 Interface Cable

    Attaching a 2CT1 Interface Cable Attaching a 2CT1 Interface Cable On a single 2CT1 port adapter, you can use up to two serial connections. Use the following procedure to connect a 2CT1 interface cable: Attach the cable directly to the receptacle on the 2CT1 port adapter and tighten the Step 1 strain-relief screws.
  • Page 18: Using The Exec Command Interpreter

    VIP2 and the 2CT1 Port Adapter Using the EXEC Command Interpreter You modify the configuration of your router through the software command interpreter called the EXEC. You must enter the privileged level of the EXEC command interpreter with the enable command before you can use the configure command to configure a new interface or to change the existing configuration of an interface.
  • Page 19: Selecting Chassis Slot, Port Adapter, And Port Adapter Port Numbers

    This section describes how to identify chassis slot, port adapter, and 2CT1 port adapter interface numbers. Although the processor slots in the 7-slot Cisco 7000, Cisco 7507, and 13-slot Cisco 7513 are Note vertically oriented and those in the 5-slot Cisco 7010 and Cisco 7505 are horizontally oriented, all models use the same method for slot and port numbering.
  • Page 20: Shutting Down An Interface

    first number in the address changes to reflect the new slot number. Figure 14 shows some of the port adapter slots and interface ports of a sample Cisco 7505 system. For example, on the 2CT1-equipped VIP2 in chassis slot 3, the addresses for the interface ports are 3/1/0 through 3/1/1 (chassis slot 3, port adapter slot 1, and interface ports 0 through 1).
  • Page 21 Configuring 2CT1 Interfaces Follow these steps to shut down an interface: Enter the privileged level of the EXEC command interpreter. (See the ““Using the EXEC Step 1 Command Interpreter” section on page 18” for instructions.) At the privileged-level prompt, enter configuration mode and specify that the console Step 2 terminal will be the source of the configuration commands as follows: Router# configure terminal...
  • Page 22: Configuring Channelized T1 Interfaces

    DS0 speed of the channel group; 56 kbps is the default. Cisco 7000 series and Cisco 7500 series routers identify channel groups as serial interfaces Note by chassis slot number, port adapter (0 or 1), interface port number (0 or 1), and channel-group number (0 to 23).
  • Page 23 Configuring 2CT1 Interfaces In the following procedure, press the Return key after each configuration step: At the privileged-level prompt, enter configuration mode and specify that the console Step 1 terminal will be the source of the configuration commands as follows: Router# configure terminal Enter configuration commands, one per line.
  • Page 24 VIP2 and the 2CT1 Port Adapter Use the no shutdown and exit commands respectively to reenable the interface and Step 9 return to configuration mode as follows: Router(config-if)# no shutdown Router(config-if)# exit Router(config)# %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial3/1/1:0, changed state to up %LINK-3-UPDOWN: Interface Serial3/1/1:0, changed state to up Repeat Step 6 through Step 9 for additional channel groups and timeslots.
  • Page 25: Configuring Channelized T1 Isdn Pri Interfaces

    (timeslots 1 to 23) and one D channel (timeslot 24). Note Cisco 7000 series and Cisco 7500 series routers identify the PRI group as a serial interfaces by chassis slot number, port adapter slot (0 or 1), interface port number (0 or 1), and timeslot 23. For example, the address of the 2CT1 installed in chassis slot 4, port adapter slot 1, interface port 1, and timeslot 24, would be recognized by the system as serial 4/1/1:23.
  • Page 26 VIP2 and the 2CT1 Port Adapter Specify the controller to configure by entering the command controller, followed by t1, Step 3 and chassis slot number/port adapter number/interface port number. The example that follows is for the 2CT1 in chassis slot 3, port adapter slot 1, interface port 1: Router(config)# cont t1 3/1/1 Specify the controller’s clock source by entering the clock source command as follows: Step 4...
  • Page 27 Configuring 2CT1 Interfaces Use the no shutdown and exit commands respectively to reenable the interface and Step 10 return to configuration mode as follows: Router(config-if)# no shutdown Router(config-if)# exit Router(config)# %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial3/1/1:23, changed state to up %LINK-3-UPDOWN: Interface Serial3/1/1:23, changed state to up After configuring the PRI group and timeslots, map all unused timeslots to an unused Step 11...
  • Page 28: Checking The Configuration

    VIP2 and the 2CT1 Port Adapter Checking the Configuration After configuring the new interface, use the show commands to display the status of the new interface or all interfaces, and use the ping and loopback commands to check connectivity. Using show Commands to Verify the VIP2 Status The following steps use show commands to verify that the new interfaces are configured and operating correctly: Display the system hardware configuration with the show version command.
  • Page 29 Router uptime is 5 days, 4 minutes System restarted by reload System image file is “rsp-jv-mz”, booted via slot0 cisco RSP2 (R4600) processor with 16384K bytes of memory. R4600 processor, Implementation 32, Revision 2.0 Last reset from power-on G.703/E1 software, Version 1.0.
  • Page 30 Part number: 73-1684-03 Test history: 0x00 RMA number: 00-00-00 Flags: cisco 7000 board; 7500 compatible EEPROM contents (hex): 0x20: 01 15 02 03 00 35 9D 13 49 06 94 03 00 00 00 00 0x30: 06 3D 00 2A 1A 00 00 00 00 00 00 00 00 00 00 00...
  • Page 31 Configuring 2CT1 Interfaces Controller Memory Size: 8 MBytes PA Bay 0 Information: Token Ring PA, 4 ports EEPROM format version 1 HW rev 1.0, Board revision B0 Serial number: 02825610 Part number: 73-1390-04 PA Bay 1 Information: Multi-channel (T1) port adapter, 2 ports EEPROM format version 255 HW rev FF.FF, Board revision UNKNOWN Serial number: 4294967295...
  • Page 32 For complete descriptions of interface commands and the configuration options available for Cisco 7000 series and Cisco 7500 series-related interfaces, refer to the publications listed in the section “Related Documentation” section on page 2. 32 Channelized T1 Port Adapter Installation and Configuration...
  • Page 33: Installing Or Replacing A Port Adapter In Cisco 7200 Series Routers

    Cisco 7200 Series and the 2CT1 Port Adapter The 2CT1 port adapter is used in the Cisco 7200 series and can be installed in any of the available port adapter slots. Figure 15 shows a 2CT1 port adapter installed in port adapter slot 1 of a Cisco 7206.
  • Page 34 first remove a blank port adapter. Removing a Port Adapter Use the following procedure to remove a port adapter from a Cisco 7200 series router: Step 1 Attach an ESD-preventative wrist strap between you and an unfinished chassis surface.
  • Page 35 This completes the procedure for removing a port adapter from a Cisco 7200 series router. Replacing a Port Adapter Use the following procedure to install a new port adapter in a Cisco 7200 series router: Step 1 Attach an ESD-preventative wrist strap between you and an unfinished chassis surface.
  • Page 36: Attaching A 2Ct1 Interface Cable

    This completes the procedure for installing a new port adapter in a Cisco 7200 series router. Attaching a 2CT1 Interface Cable On a single 2CT1 port adapter, you can use up to two serial connections.
  • Page 37: Using The Exec Command Interpreter

    Using the EXEC Command Interpreter Figure 20 Connecting a 2CT1 Interface Cable (2CT1 Port Adapter Front View—Shown Without Handle) Strain-relief screw To PRI CSU Step 2 Attach the network end of the cable to your Primary Rate Interface (PRI) channel service unit (CSU) and tighten the strain-relief screws.
  • Page 38: Configuring 2Ct1 Interfaces

    Cisco 7200 Series and the 2CT1 Port Adapter When you enter the correct password, the system displays the privileged-level system prompt (#): Router# Proceed to the following section to configure the new interfaces. Configuring 2CT1 Interfaces If you installed a new 2CT1 or if you want to change the configuration of an existing interface, you must use the privileged-level configure command.
  • Page 39: Selecting Port Adapter Slot And Serial Interface Port Numbers

    first number in the address changes to reflect the new slot number. Figure 21 shows the interface ports of a 2CT1 port adapter in slot 1 of a Cisco 7206 router. The individual interface port numbers always begin with 0. The number of additional ports depends on the number of ports on a port adapter.
  • Page 40: Shutting Down An Interface

    Cisco 7200 Series and the 2CT1 Port Adapter Figure 21 2CT1 Interface Port Number Example TOKEN RING ETHERNET-10BFL Cisco 7200 FAST ETHERNET INPUT/OUTPUT CONTROLLER Series 2CT1 port adapter (port numbers 1/0 and 1/1 from left to right) You can identify interface ports by physically checking the port adapter slot/interface port location on the front of the router or by using software commands to display information about a specific...
  • Page 41: Configuring Channelized T1 Interfaces

    Configuring 2CT1 Interfaces To shut down existing individual controller interfaces, enter the slot/port:channel-group Step 5 or pri-group address of each interface followed by the shutdown command. When you have entered all the interfaces to be shut down, press Ctrl-Z (hold down the Control key while you press Z) to exit configuration mode and return to the EXEC command interpreter prompt as follows: Router(config)# interface serial 1/0:0...
  • Page 42 0 is an illegal configuration. speed specifies the DS0 speed of the channel group; 56 kbps is the default. Cisco 7200 series routers identify channel groups as serial interfaces by port adapter slot Note number, interface port number (0 or 1), and channel-group number (0 to 23). For example, the address of the 2CT1 installed in port adapter slot 1, interface port 1, and channel group 5 would be serial 1/1:5.
  • Page 43 Configuring 2CT1 Interfaces Specify the controller’s linecode format by entering the linecode command: Step 5 Router(config-controller)# linecode b8zs Specify a channel group and map timeslots to the channel group by entering the Step 6 channel-group command. The following example specifies channel group 0 and maps timeslots 1, 3 through 5, and 7 to channel group 0: Router(config-controller)# channel-group 0 timeslots 1,3-5,7 Router(config-controller)#...
  • Page 44: Configuring Channelized T1 Isdn Interfaces

    Cisco 7200 Series and the 2CT1 Port Adapter After including all of the configuration commands, to complete the configuration, press Step 12 Ctrl-Z (hold down the Control key while you press Z) or enter end to exit configuration mode and return to the EXEC command interpreter prompt as follows:...
  • Page 45 (timeslots 1 to 23) and one D channel (timeslot 24). Note Cisco 7200 series routers identify the PRI group as a serial interface by port adapter slot number, interface port number (0 or 1), and timeslot 23. For example, the address of the 2CT1 installed in port adapter slot 1, interface port 1, and timeslot 24, would be recognized by the system as serial 1/1:23.
  • Page 46 Cisco 7200 Series and the 2CT1 Port Adapter Map timeslots to the controller’s PRI group by entering the pri-group command. The Step 7 following example shows PRI-group timeslots 1, 3 through 5, and 7 (the B channels) selected and mapped to timeslot 24 (the D channel), which is recognized by the system...
  • Page 47: Checking The Configuration

    Configuring 2CT1 Interfaces In the following example, unused timeslots 2, 6, and 8 through 23 are mapped to unused channel group 2, and channel group 2 is shut down: Router(config)# controller t1 1/1 Router(config-controller)# channel-group 2 timeslots 2,6,8-23 Router(config-controller)# Router(config-controller)# interface serial 1/1:2 Router(config-if)# shutdown Router(config-if)# exit Router(config)#...
  • Page 48 Cisco 7200 Series and the 2CT1 Port Adapter Specify one of the new T1 interfaces with the show interfaces type port adapter Step 3 slot/interface port number:channel-group or pri-group command and verify that the first line of the display specifies the interface with the correct slot number. Also verify that the interface and line protocol are in the correct state: up or down.
  • Page 49 Configuring 2CT1 Interfaces The following example of the show interfaces serial port adapter slot number/interface port number:pri-group command shows all of the information specific to the same interface (interface port 1 in port adapter slot 1) when the interface is configured for ISDN PRI: Router# show interface serial 1/1:23 Serial1/1:23 is up, line protocol is up (spoofing) Hardware is MPA-T1...
  • Page 50 Router uptime is 4 hours, 22 minutes System restarted by reload System image file is “c7200-j-mz”, booted via slot0 cisco 7206 (NPE150) processor with 12288K/4096K bytes of memory. R4700 processor, Implementation 33, Revision 1.0 (Level 2 Cache) Last reset from power-on Bridging software.
  • Page 51 0x30: FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF For command descriptions and examples for Cisco 7200 series routers, refer to the publications listed in the “Related Documentation” section on page 2.
  • Page 52 Note If you are a network administrator and need personal technical assistance with a Cisco product that is under warranty or covered by a maintenance contract, contact Cisco’s Technical Assistance Center (TAC) at 800 553-2447, 408 526-7209, or tac@cisco.com. To obtain general information about Cisco Systems, Cisco products, or upgrades, contact 800 553-6387, 408 526-7208, or cs-rep@cisco.com.
  • Page 53 LightStream, LightSwitch, MICA, NetRanger, Registrar, StrataView Plus, Stratm, TeleRouter, and VCO are registered trademarks of Cisco Systems, Inc. in the U.S. and certain other countries. All other trademarks mentioned in this document are the property of their respective owners. The use of the word partner does not imply a partnership relationship between Cisco and any of its resellers.
  • Page 54 Documentation CD-ROM 54 Channelized T1 Port Adapter Installation and Configuration...

This manual is also suitable for:

Pa-2pri

Table of Contents