Page 5 - Gateways
Overview EN4442EN00EN_0002 © 2007 Siemens AG Siemens 5 1 Common Gateway (CG) The Common Gateway combines the different IP Gateway functions (HG3530, HG3550, HG3540 and HG3570 in one SW core. Each sub-function (e.g. HFA or SIP) can be configured on one single HG3500 board, The CGW SW can run on exist...
Page 6 - Hardware and Loadware NCUI
Overview EN4442EN00EN_0002 © 2007 Siemens AG Siemens 6 1.2 Hardware and Loadware NCUI New loadware (PZKNCI40) is available for the boards NCUI2+ and NCUI4 in HiPath 4000 V4 and later versions. 1.3 General Information ● HG 3575 IPDA will be upgraded to HG 3550 architecture. Basic functionality will r...
Page 7 - Overview; General Information; Supported STMI boards
Overview EN4442EN00EN_0002 © 2007 Siemens AG Siemens 7 1.4 Hardware and Loadware HG3500 V4 Until HiPath 4000 V3.0 was released, each feature had separate loadware. This loadware de-termined the function of the gateway (HG 3530, HG 3540/3550, HG 3570). In HiPath 4000 V4 and later, the various types o...
Page 8 - Restrictions; CQR Viewer; Impact On Existing Functions
Overview EN4442EN00EN_0002 © 2007 Siemens AG Siemens 8 1.6 Restrictions CQR Viewer The CQR Viewer application is only supported for HFA (FUNCTION=HG3530) and IPDA (FUNCTION=HG3570), not for trunking (FUNCTION=HG3550). 1.7 Impact On Existing Functions ● Impact on DLS: None. ● Impact on terminals/clie...
Page 9 - Number of B Channels Dependent On Enabled Features; solely; all feature combinations without DMC: 120 B channels
Overview EN4442EN00EN_0002 © 2007 Siemens AG Siemens 9 1.8 Number of B Channels Dependent On Enabled Features The following two tables provide an overview of the number of available B channels that are dependent on enabled features. 1.8.1 STMI2 (Q2316-X10) / NCUI2+ (Q2305-X40) 1.8.2 STMI4 (Q2324-X51...
Page 11 - Architecture and System Requirements; Prerequisites; must
Architecture and System Requirements EN4442EN00EN_0002 © 2007 Siemens AG Siemens 11 2 Architecture and System Requirements 2.1 Prerequisites Prior to installing IP line gateways at a customer site a network assessment is required that will determine whether the customer’s IP network is capable of su...
Page 12 - Basic Configuration Requirements; IP address of the node
Architecture and System Requirements EN4442EN00EN_0002 © 2007 Siemens AG Siemens 12 Frequently, only explicitly familiar TCP/IP or UDP/IP port numbers are supported in the customer LAN for security reasons. All others are then blocked in such cases. Precisely which port numbers must be supported for...
Page 13 - Bandwidth Requirements; G.711 encoding generates a net data rate of 64 Kbps,; Sampling Time; Note; The TOS byte can be read in a number of different ways:
Architecture and System Requirements EN4442EN00EN_0002 © 2007 Siemens AG Siemens 13 On the HG 3500 these parameters are set by using standard switch administration. 2.5 Bandwidth Requirements The actual bandwidth per active payload connection depends on the selected encoding algorithm and the specif...
Page 14 - For telephony applications, voice is sampled every 125; IP Overhead; IP Overhead and BW per Connection
Architecture and System Requirements EN4442EN00EN_0002 © 2007 Siemens AG Siemens 14 For telephony applications, voice is sampled every 125 μ s at 8bits. It would not make sense to package each individual 8 bit sample into an IP packet. Instead, for G.711 encoding at least 240 8 bit samples are combi...
Page 15 - VoIP Bandwidth Reduction Sequence
Architecture and System Requirements EN4442EN00EN_0002 © 2007 Siemens AG Siemens 15 Note that the bandwidth calculation is based on 70 bytes of overhead: RTP (12 bytes), UDP (8 bytes), IP (20 bytes), 802.1Q VLAN Tagging (4 Bytes), MAC (incl. Preamble, FCS, 26 Bytes). 2.5.5 Voice Activity Detection (...
Page 16 - DMC Considerations; DMC and Master Connection
Architecture and System Requirements EN4442EN00EN_0002 © 2007 Siemens AG Siemens 16 2.5.6 DMC Considerations Whenever a DMC connection is established, a “Master Connection” is setup as well. The master connection is following the same path as the signaling through all the gateways between to IP clie...
Page 17 - Traffic Considerations; Capacities; A maximum of 240 IP clients can be configured per HG 3500 gateway.; Important
Architecture and System Requirements EN4442EN00EN_0002 © 2007 Siemens AG Siemens 17 2.6 Traffic Considerations From a trafficking point of view, HG 3500 IP line gateways can be treated like a trunk with either 60 or 120 connections. The number of connections required depends on the number of IP phon...
Page 19 - Capacities and Limitations; The HG 3500 integrated gateway does not interoperate with 3; The HG 3500 integrated gateway requires a static IP address.
Capacities and Limitations EN4442EN00EN_0001 © 2007 Siemens AG Siemens 19 3 Capacities and Limitations ● The HiPath HG 3500 line gateway has the capacity to convert 60/120 connections into Fast Ethernet packets and provide TDM to IP conversion for 60/120 concurrent calls. ● The HG 3500 line gateway ...
Page 21 - Features; Gateway Functionality
Features EN4442EN00EN_0001 © 2007 Siemens AG Siemens 21 4 Features The HiPath HG 3500 line gateway provides a unique set of features described in the following sections. 4.1 Gateway Functionality Each HG 3500 gateway provides TDM to IP conversion and vice versa for up to 60/120 connections simultane...
Page 22 - Mobility; Benefits of Secondary Clients:
Features EN4442EN00EN_0001 © 2007 Siemens AG Siemens 22 4.4 Mobility HG 3500 gateways support mobility. HFA Mobility provides all functions and features that are available to a user at his “home” IP phone at any IP phone within a HiPath system or network. This includes identical user interfaces and ...
Page 23 - Starting the optiClient 130 on a PC from any location; automatically; logs off the office IP; Standby Gateways
Features EN4442EN00EN_0001 © 2007 Siemens AG Siemens 23 ● Starting the optiClient 130 on a PC from any location automatically logs off the office IP phone (associated by the same phone number) and provides the same feature set and class or service to the end-user as the office IP phone. ● After the ...
Page 24 - While using; VAD; preventing the perception that a call is disconnected.; Echo Cancellation; The following parameters are monitored
Features EN4442EN00EN_0001 © 2007 Siemens AG Siemens 24 noise and “silence“ are transmitted. Voice activity detection makes use of this knowledge, interrupts the data transmission and drastically reduces the data rate as soon as silence is detected. As soon as voice activity is detected again, trans...
Page 25 - Signaling Connection Monitoring
Features EN4442EN00EN_0001 © 2007 Siemens AG Siemens 25 ● Lost packets on VoIP payload connections between IP clients. ● Jitter for VoIP payload connections between IP clients. 4.12.2 Signaling Connection Monitoring The HiPath 4000 permanently monitors the IP connection between HiPath 4000 and each ...
Page 26 - Security; Authentication methods are used for access to administration.
Features EN4442EN00EN_0001 © 2007 Siemens AG Siemens 26 HG 3500 Front View The HG 3500 provides three interfaces that are accessible to the user: 1. One RS-232/V.24 interface (serial port) classified as Data Terminal Equipment (DTE) on 9 pin Submin-D male connector used for test purposes only. 2. On...
Page 27 - Access to SNMP; Generation; Reliability; Line Gateway Redundancy
Features EN4442EN00EN_0001 © 2007 Siemens AG Siemens 27 4.14.2 Access to SNMP The acces to SNMP is restricted via read and write Community strings. These Community strings can be configured with the WBM > Maintenance > SNMP > Communities . 4.14.3 Security in CorNetTC Registration The log-on...
Page 28 - standby gateways
Features EN4442EN00EN_0001 © 2007 Siemens AG Siemens 28 1. Adding one or multiple standby gateways to the system protects against individual gateway failures 2. Providing full redundancy for IP clients via secondary gateways will protect against higher level failures, like entire Access Point or hos...
Page 29 - For more details please refor to Chapter 14, “Standby Board HG 3500”.; Secondary Gateways; HG 3500 Secondary Gateway Operation
Features EN4442EN00EN_0001 © 2007 Siemens AG Siemens 29 For more details please refor to Chapter 14, “Standby Board HG 3500”. 4.15.2.3 Secondary Gateways In order to protect against higher level failures (e.g. Access Point, host failures) secondary gateways can be added to the system. A secondary ga...
Page 31 - Configuration Common Gateway; ) are configured than the number of actual subscrib-
Configuration Common Gateway EN4442EN00EN_0002 © 2007 Siemens AG Siemens 31 5 General Information on How to Configure a HG 3500 V4 Common Gateway 5.1 General Information Multiple Feature Support (MFS) - Single Feature Configuration The HG 3500 V4 common gateway can be configured as a multiple featur...
Page 32 - Rules
Configuration Common Gateway EN4442EN00EN_0002 © 2007 Siemens AG Siemens 32 ● Functions are consolidated on a single board using the AMO BCSU. ● The DB line range of a board must be consecutive. ● The lines configured for a board cannot be subsequently modified. The entire board must be reconfigured...
Page 34 - You can check the status with; Fault message F89; H500: AMO BCSU STARTED; F89: THE GIVEN FUNCTIONAL BLOCK IS NOT COMPLETELY CONFIGURED.; AMO-BCSU -54 BOARD CONFIGURATION, SWITCHING UNIT; ADD NOT COMPLETED
Configuration Common Gateway EN4442EN00EN_0002 © 2007 Siemens AG Siemens 34 You can check the status with DISPLAY-BFDAT:FCTBLK=<number>; If the configuration of the functional block is complete STATUS=OK is displayed. If a configuration error is detected when the block configuration is complet...
Page 35 - Multiple-Feature Configuration; Configuring Functional Blocks with the AMO BFDAT; Some examples; Functional block 1
Multiple-Feature Configuration EN4442EN00EN_0002 © 2007 Siemens AG Siemens 35 6 Multiple Feature Support Configuration at the Common Gateway (Example) 6.1 Configuring Functional Blocks with the AMO BFDAT Some examples ● Functional block 1: IPDA (HG3570) ● Functional block 2: IPDA (HG3570), IP trunki...
Page 36 - Functional block 3; Configuring the Common Gateway Board with the AMO BCSU; Assignment for functional block 1; Converting reserved HFA circuits to usable circuits; Configuration of a IPDA
Multiple-Feature Configuration EN4442EN00EN_0002 © 2007 Siemens AG Siemens 36 Functional block 3 Functional block 3: IP trunking, HFA subscriber function (HG3530) and reserve HFA subscriber (HG3530R) ADD-BFDAT:FCTBLK=3,FUNCTION=HG3550&HG3530&HG3530R,BRDBCHL=BCHAN120; >>>>> HFA...
Page 37 - Configuration of a HFA phone
Multiple-Feature Configuration EN4442EN00EN_0002 © 2007 Siemens AG Siemens 37 AMO CGWB not necessary because the IP address is already configured with the AMO BCSU. The additional configuration of the IPDA (UCSU, APRT etc) must be done as before in HiPath 4000 V30. 6.4 Configuration of a HFA phone C...
Page 38 - Assignment for functional block 4; Completed configuration block
Multiple-Feature Configuration EN4442EN00EN_0002 © 2007 Siemens AG Siemens 38 CHANGE-BFDAT:CONFIG=CONT,FCTBLK=4,FUNCTION=HG3550,LINECNT=1,UNITS=1; >>>>> WAML with one unit (=10 B channels) CHANGE-BFDAT:CONFIG=CONT,FCTBLK=4,FUNCTION=WAML; >>>>> HFA with 70 circuits and 7...
Page 39 - Command Line Interface CLI at HG 3500; help; General Operations; logout
Command Line Interface CLI at HG 3500 EN4442EN00EN_0001 © 2007 Siemens AG Siemens 39 7 Command Line Interface CLI at HG 3500 7.1 General Information The common gateway supports a C ommand L ine I nterface (CLI) for installation and basic configuration, e.g. IP infrastructure. In V.24 CLI it is possi...
Page 40 - Access control; who has write access; Gateway Setup; Setting and changing the gateway name:; hostname; Setting and changing the IP-Address for the ethernet port:; set default gateway <; ip address
Command Line Interface CLI at HG 3500 EN4442EN00EN_0001 © 2007 Siemens AG Siemens 40 7.3 Access control ● The configuration write access has to be acquired before a store, upload or download command can be done. Because of the implemented “soft lock“ handling, at first a check if somebody else has s...
Page 41 - Maintenance; Display
Command Line Interface CLI at HG 3500 EN4442EN00EN_0001 © 2007 Siemens AG Siemens 41 /evtlog/evtlog.txt/evtlog/evtlog.bak 7.6 Maintenance The maintenance commands permit the current operational status of the gateway to be inspected, and provides access to diagnostic tools and interface and gateway c...
Page 42 - To list all existing interfaces:; Ping and tracert; Reset any configuration data to factory defaults and reboot:; SSL for WBM
Command Line Interface CLI at HG 3500 EN4442EN00EN_0001 © 2007 Siemens AG Siemens 42 show if counters ● To list all existing interfaces: show interfaces ● To get admin and operating states: show if states Ping and tracert ● Diagnosis Commands: ping <ip address> Target shell ● vxWorks shell log...
Page 43 - show fingerprint; ip subnet mask; Changing the Login and Password for CLI; The initial login as ENGR is
Command Line Interface CLI at HG 3500 EN4442EN00EN_0001 © 2007 Siemens AG Siemens 43 show fingerprint Before accepting a certificate warning in the browser, it is strongly recommended that the administrator should compare the fingerprint of the certificate displayed in the browser against the finger...
Page 45 - IEEE 802.3 / DIX Ethernet II Standard Framing
Technical Data HG 3570/3575 EN4442EN00EN_0001 © 2007 Siemens AG Siemens 45 8 Technical Data for HG 3500/3575 ● LAN Interface ● 10/100-Base-T Fast Ethernet interface to IEEE 802.3u ● Autonegotiation, 10/100 Mbps, adjustable half/full duplex mode ● IEEE 802.3 / DIX Ethernet II Standard Framing ● Prior...
Page 46 - Jitter Buffer; - fixed size, adjustable between 0 and 210 ms; Network Management Support; The delay is made up of the following components:
Technical Data HG 3570/3575 EN4442EN00EN_0001 © 2007 Siemens AG Siemens 46 ● Jitter Buffer - fixed size, adjustable between 0 and 210 ms ● Network Management Support ● SNMP Agent, SNMP Version 2, MIB2, Private MIB for Audio Stream Control ● Voice delay (mouth to ear) The delay is made up of the foll...
Page 47 - Sample Size; Codec Type
Technical Data HG 3570/3575 EN4442EN00EN_0001 © 2007 Siemens AG Siemens 47 The delay (mouth to ear) is calculated as: Sample Size + Network Delay + Jitter Buffer + Implementation Delay HG 3575 only: ● TDM switching network for 256 channels, full duplex, nonblockingAmplification adjustable for all ch...
Page 49 - Questions and Exercises to the Common Gateway; Questions; Which task the AMO STMIB has?
EN4442EN00EN_0002 © 2007 Siemens AG Siemens 49 9 Questions and Exercises to the Common Gateway Questions 9.1 Which boards can be used in a HiPath 4000 V4 as a HG3500? 9.2 What must be considered for a setup of function blocks with the AMO BFDAT? 9.3 Which restriction exists if the HG3500 is working ...
Page 50 - Exercises; Use a predefined Function Block.; Create a Common Gateway in mixed modus.; Remarks
Exercises EN4442EN00EN_0002 © 2007 Siemens AG Siemens 50 Exercises 9.7 Check the predefined profiles (SFM and MFM) for the Common Gateway. 9.8 Create a Common Gateway with the HG3530 feature, 60 B channels and 120 subsribers. Remark: Use a predefined Function Block. Add two HFA phones. Add the requi...
Page 51 - Solutions; Administration of NCUI boards.
Solutions EN4442EN00EN_0002 © 2007 Siemens AG Siemens 51 10 Solutions Questions 10.1 Which boards can be used in a HiPath 4000 V4 as an HG3500? STMI2 Q2316-X STMI2 Q2316-X10 STMI4 Q2324-X500 STMI4 Q2324-X510 10.2 What must be considered for a setup of function blocks with the AMO BFDAT? If HG3570 fu...