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Cisco SS7 Interconnect for Voice Gateways Solution Implementation

Cisco SS7 Interconnect for Voice Gateways Solution Implementation

This chapter describes how to implement the Cisco SS7 Interconnect for Voice Gateways Solution by installing and configuring the components. The following sections describe the tasks:

Implementation Task List

To implement your Cisco SS7 Interconnect for Voice Gateways Solution, you must:


Step 1   Design your network by identifying the physical configuration and components of your network. This network design should be based on assumptions that meet your network requirements. Plan your design to include the following:

See the Cisco Media Gateway Controller Software Release 7 Provisioning Guide for details.

Step 2   Create a dial plan. See the Cisco Media Gateway Controller Software Release 7 Provisioning Guide for details.

Step 3   Connect the signaling controller hardware. See the "Hardware Installation" section for details.

Step 4   Connect the Cisco SLT and LAN switch to the signaling controller. See the "Hardware Installation" section for details.

Step 5   Install the operating system software and signaling controller software on the signaling controller host. See the "Signaling Controller Software Installation" section for details.

Step 6   Configure the software on the signaling controller. See the "Configuring the Signaling Controller" section for details.

Step 7   Configure the software on the Cisco SLT. See the "Configuring the Cisco SLT" section for details.

Step 8   Configure the software on the LAN switch. If you are using a Cisco Catalyst switch, see the "Configuring the LAN Switch (Optional)" section for details.

Step 9   Install the access gateway. See the "Access Gateway Installation and Configuration" section for details.

Step 10   Configure the network management system, if installed for your Cisco SS7 Interconnect for Voice Gateways Solution, for its connectivity with the Cisco SC2200.

Step 11   Make sure that all the devices can talk to each other by pinging one device from another. For example, you should be able to ping the media router and the DNS server (node in the Internet cloud) from each device. You should also be able to access (using Telnet, ReflectionX, or other such software) each device from the other devices.


Hardware Installation

This section provides an overview of the recommended hardware connection sequence. For details, refer to the appropriate hardware installation guide. Make sure that you have the hardware installation guides handy for all the devices you are connecting in your system.

Signaling Controller Installation

Installing the signaling controller hardware involves wiring the signaling controller in this sequence:

Task Reference

Step 1 

If using dedicated DC power, connect the power supply to the signaling controller.

Cisco Media Gateway Controller Hardware Installation Guide

Step 2 

Connect the LAN switch to your LAN.


Note   The LAN switch is not provided with the signaling controller.

Step 3 

Connect a console terminal to the signaling controller using an EIA/TIA-232 cable.

Step 4 

Connect the signaling controller to the IP network to which the access gateways will be connected.


Note   The IP signaling network is a separate network from the H.323 voice network.

Cisco SLT Installation

Installing the SLT hardware involves connecting the Cisco SLTs in this sequence:

Task Reference

Step 1 

Connect serial ports through the T1/E1, V.35, EIA/TIA-449, or EIA/TIA-530 interfaces to the STPs.

  • Cisco Media Gateway Controller Hardware Installation Guide

  • Cisco IOS Release 12.1(2)T documentation, Cisco Signaling Link Terminal

Step 2 

Connect Ethernet ports through the Ethernet 10BaseT to the signaling controller or the LAN switch.

Network Access Installation

Installing the network access hardware involves the following:

Task Reference

Step 1 

If you have one IP network, connect the access gateways to the LAN switch.

If you have two IP networks, use the access gateway Ethernet port to connect each access gateway to the POP management network, and use the access gateway Fast Ethernet port to connect each access gateway to the IP data network.

Cisco Media Gateway Controller Hardware Installation Guide

Step 2 

Connect the bearer channels to the access gateway using RJ-48 connections for the E1 and T1 interfaces.

Signaling Controller Software Installation

This section provides an overview of the recommended hardware connection sequence. For details, refer to the appropriate hardware installation guide. Make sure that you have the hardware installation guides handy for all the devices you are connecting in your system.

Task Reference

Step 1 

Install the operating system on the signaling controller:

    1. Verify SC host firmware.

    2. Verify that the Sun Solaris operating system is installed appropriately.

    3. Install the Volume Manager.

    4. Create the Log and Spool volumes.

Cisco Media Gateway Controller Software Release 7 Installation and Configuration Guide

Step 2 

Install the Cisco SC host software:

    1. Install the software for a single-host or dual-host configuration.

    2. Configure the execution environment.

    3. Terminate the signaling links.

    4. Configure the SNMP support resources.

Step 3 

Install IOS Release software on the Cisco SLT. To determine the correct software release version, refer to Release Notes for Cisco Media Gateway Controller Software Release 7.

  • Cisco Media Gateway Controller Software Release 7 Installation and Configuration Guide

  • Release Notes for Cisco Media Gateway Controller Software Release 7

Signaling Controller Software Configuration

Configuring the signaling controller software consists of three tasks:

Configuring the Signaling Controller


Caution Always use the Cisco signaling controller CMM tool or MML commands to create, modify, manage, and deploy your configuration files on the signaling controller. Cisco does not recommend modifying the configuration files directly on the signaling controller.

Configuring the signaling controller includes these steps:

Task Reference

Step 1 

Prepare the following:

  • Bearer routes to other switches

  • Signaling point links

  • Network access server control links

  • Trunks, trunk groups, and routes

  • Dial plans

Cisco Media Gateway Controller Software Release 7 Installation and Configuration

Step 2 

Configure the SS7 signaling routes to external switches by completing the following tasks:

  • Add the OPC in your network.

  • Add the DPC to identify the destination switch.

  • Add the APCs to identify the STPs with which the signaling controller communicates signaling information.

  • Add linksets to connect the Cisco SLTs to the STPs.

  • Add the SS7 subsystem to identify the mated STPs.

  • Add the SS7 routes for each signaling path from the signaling controller to the destination switch.

  • Add the SS7 signaling service from the signaling controller to the destination switch.

Cisco SS7 Interconnect for Access Servers and Voice Gateways Solutions Provisioning Guide

Step 3 

Provision the signaling links by completing the following tasks:

  • Add the Ethernet adapters (cards) in the SC host that carry signaling to and from the Cisco SLTs.

  • Add Ethernet interfaces for the cards in the host.

  • Add C7 IP links for each SS7 link from the signaling controller to the SS7 network (through the Cisco SLT).

Step 4 

Configure the access gateway control links by completing the following tasks:

  • Add external nodes for the access gateways in your network.

  • Add NAS signaling services for each access gateway.

  • Add IP links for each access gateway to each Ethernet card in the SC host.

Step 5 

Configure trunks, trunk groups, and routes.

Step 6 

Provision black and white trunk screening.

Step 7 

Build and deploy the configuration.

Configuring the Cisco SLT

Configuring the Cisco SLTs includes these steps:

Task Reference

Step 1 

Identify the serial WAN interface card on your Cisco SLT and connect cable to card as described in Steps 1 and 2 of the "Cisco SLT Installation" section.

Cisco Media Gateway Controller Software Release 7 Installation and Configuration Guide

Step 2 

Install the Cisco SLT image software.

Step 3 

Configure the basic parameters and SS7 links for the Cisco SLT.

Step 4 

Configure Session Manager and RUDP.

Step 5 

Save the new configuration as the startup configuration, and then reload the Cisco SLT.

For additional details, refer to the following documents:


Tips The Cisco publications are available online on the Cisco web site or on the Cisco Documentation CD-ROM that arrived with your system.

Configuring the LAN Switch (Optional)

This section describes the task of configuring LAN switches (Cisco Catalyst Switch family) for your solution. The LAN switch connects the SC hosts to the access gateways or the Cisco SLTs. The LAN switch is used in the SC node to extend VLANs across platforms through backbone Fast Ethernet, Gigabit, or ATM connections, when necessary. The LAN switch is not provided with the SC host. Configuring the LAN switch includes these steps:

Task Reference

Step 1 

Make sure that you have virtual LAN assignments and IP address assignments for solution devices.

Cisco Media Gateway Controller Software Release 7 Installation and Configuration Guide

Step 2 

Configure basic system information.

Step 3 

Configure the logical interface.

Step 4 

Configure SNMP information.

Step 5 

Configure the virtual LANs (VLANs).

Step 6 

Configure module and port parameters.

Step 7 

Configure spanning-tree parameters.

Step 8 

Configure the standby ports.

Step 9 

Configure the ISL connections between switches.

Step 10 

Configure the Switch Port Analyzer.

Step 11 

Configure the Route Switch Module.

Access Gateway Installation and Configuration

To install the access gateway, perform the following tasks:

Task Reference

Step 1 

Rack-mount the access gateway chassis.

Cisco SS7 Interconnect for Access Servers and Voice Gateways Solutions Media Gateway Guide

Step 2 

Connect the access gateway to the network as described in Steps 1 and 2 of the "Network Access Installation" section.

Step 3 

Connect a console terminal and auxiliary ports.

Step 4 

Supply power to the access gateway.

For each access gateway installed in your Cisco SS7 Interconnect for Voice Gateways Solution, configure the access gateway by performing the following tasks:

Task Reference

Step 1 

Configure the switch type to NI2, using the isdn switch-type primary-ni command. (This command enables the connection between the access gateway and the virtual switch controller.)

Cisco SS7 Interconnect for Access Servers and Voice Gateways Solutions Media Gateway Guide

Step 2 

Configure the access server for channelized T1 or E1 lines.

To install the optional access gateway software features supported on your Cisco SS7 Interconnect for Voice Gateways Solution, perform the following tasks:

Task Reference

Configure Continuity Testing (COT)

Cisco IOS Release 12.0(3)T documentation

  • Continuity Testing (COT)

Configure the Redundant Link Manager (RLM)

Cisco SS7 Interconnect for Access Servers and Voice Gateways Solutions Media Gateway Guide

Cisco IOS Release 12.0(7)XR documentation

  • Cisco H.323 VoIP with SS7 for the Cisco AS5300

To install and configure Voice over IP on your Cisco SS7 Interconnect for Voice Gateways Solution, see the following reference documentation:

Reference

Voice over IP for the Cisco AS5300 Universal Access Server Software Configuration Guide

Gatekeeper Installation and Configuration (Optional)

Your Cisco SS7 Interconnect for Voice Gateways Solution may include a gatekeeper. To install and configure Voice over IP on the Cisco 3640 gatekeepers, see the following reference documentation:

Reference

Cisco IOS Release 12.1 Voice, Video, and Home Applications Configuration Guide

Cisco IOS Release 12.1 Voice, Video, and Home Applications Command Reference

Operation and Maintenance

Under normal conditions, the primary (active) signaling controller application (MTP3 and the Call Processing Engine) processes calls. In addition to normal call processing, in a fault-tolerant configuration the primary signaling controller updates the standby signaling controller with call state information when a call enters the establish phase. This ensures that the call state is maintained in case of failure.

The following are normal operating procedures for the signaling controller. For detailed instructions on these operation procedures and maintenance tasks, see the Cisco Media Gateway Controller Operations, Maintenance, and Troubleshooting Guide.

The following are operating procedures under various equipment failure scenarios:

The following are maintenance tasks necessary for each component in your Cisco SC2200:

Configuring Other Components

Refer to the documentation that shipped with a particular component for configuration information.

Getting Help

You have 24-hour support for your Cisco SS7 Interconnect for Voice Gateways Solution through Cisco's Technical Assistance Center (TACs). There are four TACs worldwide. To initiate a case, contact the closest TAC and tell them your problem. You will be issued a case number that you can check by using the phone or the Web. See Table 4-1 for a list of telephone numbers you can call.


Table 4-1:
TAC Telephone Numbers
Region Telephone

Asia-Pacific

+61 2 9935 4107

Australia

1 800 805 227

China

10810, then 800 501 2306 - Mandarin
10811, then 800 501 2306 - English
800 810 8886 - in country TAC support

Europe

+32 2 778 4242

France

0590 7594

Hong Kong

800 96 5910

India

000 117 then 888 861 6453

Indonesia

001 800 61 838

Japan

0066 33 800 926
0120 086771 - in country TAC partners

Korea

00798 611 0712 - Seoul
00 911, then 888 861 5164

Malaysia

1 800 805880

New Zealand

0800 44 6237

North America

1 800 553 2447
1 408 526 7209

Philippines

1800 611 0056

Seoul

00 911 then 888 861 5164

Singapore

800 6161 356

Taiwan

0080 61 1206

Thailand

001 800 611 0754

UK

0800 960 547

Cisco TAC also offers support in several languages during business hours and in English after business hours. You can send e-mail to the e-mail addresses listed in Table 4-2 and receive answers in the language indicated in the table.


Table 4-2:
TAC E-mail Address
Language E-mail Address

English/Spanish

tac@cisco.com

Hangul (Korean)

korea-tac@cisco.com

Hanzi (Chinese)

chinese-tac@cisco.com

Kanji (Japanese)

japan-tac@cisco.com

Thai

thai-tac@cisco.com

You can also initiate your case online through the internet at www.cisco.com. Outside these locations, contact the Cisco regional sales office nearest you, or contact your local authorized Cisco distributor.

Where to Get the Latest Version of This Guide

The hard copy of this publication is updated at major releases only and does not always contain the latest material for enhancements occurring between major releases. Cisco ships separate release notes or configuration notes for spares, hardware, and software enhancements that occur between major releases.

The online copy of this guide is always up to date and integrates the latest enhancements to the product. You can access the current online copy of this guide on the World Wide Web at http://www.cisco.com, http://www-china.cisco.com, or http://www-europe.cisco.com.

Related Documentation

The World Wide Web provides the following documentation related to the Cisco SS7 Interconnect for Voice Gateways Solution:

  • Media Gateway Controller Release 7 Documentation:

  http://lbj.cisco.com/push_targets1/ucdit/cc/td/doc/product/access/sc/rel7/index.htm

  • Cisco Dial Solutions Quick Start Guide:

  http://www.cisco.com/univercd/cc/td/doc/product/software/ios120/12supdoc/dsqcg3/index.htm

  • Cisco Dial Solutions Configuration Guide:

  http://www.cisco.com/univercd/cc/td/doc/product/software/ios113ed/113ed_cr/dial_c/index.htm

  • Cisco Dial Solutions Command Reference:

  http://www.cisco.com/univercd/cc/td/doc/product/software/ios113ed/113ed_cr/dial_r/index.htm

  • Cisco IOS Release 12.0(7)XR documentation, Cisco H.323 VoIP with SS7 for the Cisco AS5300 Universal Access Server

  http://www.cisco.com/univercd/cc/td/doc/product/access/acs_serv/5300/cfios/cfselfea/h3ss7_tv.htm

  • Cisco Network Access Server configuration:

  http://www.cisco.com/univercd/cc/td/doc/product/software/ios113ed/113aa/113aa_7/rlm_rel2.htm
  http://www.cisco.com/univercd/cc/td/doc/product/software/ios113ed/113aa/113aa_5/cot.htm
  http://www.cisco.com/univercd/cc/td/doc/product/access/acs_serv/as5200/index.htm
  http://www.cisco.com/univercd/cc/td/doc/product/access/acs_serv/5300/index.htm
  http://www.cisco.com/univercd/cc/td/doc/product/access/acs_serv/as5800/index.htm

  • Cisco Signaling Link Terminal:

  http://www.cisco.com/univercd/cc/td/doc/product/access/acs_mod/cis2600/ios_feat/0219nomd.htm

  • Cisco Access Server documentation:

  http://www.cisco.com/univercd/cc/td/doc/product/access/acs_serv/index.htm

  • Cisco AccessPath system documentation:

  http://www.cisco.com/univercd/cc/td/doc/product/access/ap/index.htm

  • Cisco Access Server Release Notes:

  http://www.cisco.com/univercd/cc/td/doc/product/access/acs_serv/5300/iosrn/index.htm

  • Cisco IOS Release 12.1.2(T) Release Notes

  http://www.cisco.com/univercd/cc/td/doc/product/software/ios121/121relnt/index.htm

  • Deploying H.323 Applications in Cisco Networks

  http://www.cisco.com/warp/public/cc/cisco/mkt/ios/tech/mmcm/tech/h323_wp.htm

  • SS7 tutorial:

  http://www.iec.org/
  Click Training, Web ProForum Tutorials, Communications Networks, and then scroll down the list and click Signaling System #7 (SS7).

If You Need More Information

The Cisco IOS software running on your router contains extensive features and functionality. The effective use of many of these features is easier if you have more information. For additional information on configuring and maintaining a signaling controller, see the "Obtaining Documentation" section and the "Obtaining Technical Assistance" section.


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Posted: Wed Sep 6 08:21:08 PDT 2000
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