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Installation PTN-4-2/4WEM

Release 01 02/2018

PME

Physical Medium Entities

PRC

Primary Reference Clock

PTN

Packet Transport Network

E&M Signaling

SCTE

Serial Clock Transmit External

TRx

Transmit

TTC

Terminal Timing Clock

TxD

Transmit Data

Voice Frequency

WAN

Wide Area Network

Содержание PTN-4-2/4WEM

Страница 1: ...Installation PTN 4 2 4WEM Technical support Release 01 02 2018 https hirschmann support belden com User Manual Installation Dragon PTN Interface Module PTN 4 2 4WEM ...

Страница 2: ...performance features described here are binding only if they have been expressly agreed when the contract was made This document was produced by Hirschmann Automation and Control GmbH according to the best of the company s knowledge Hirschmann reserves the right to change the contents of this document without prior notice Hirschmann can give no guarantee in respect of the correctness or accuracy o...

Страница 3: ...ures 12 2 2 7 I O with the Central Switching Module CSM 12 2 2 8 Synchronization Clock Distribution Network Timing 12 2 2 9 Selftest Tone Generation Level Metering 14 2 3 Onboard Interfaces 15 2 3 1 Straps 15 2 3 2 DIP Switches 15 3 TDM FRAMES PACKET FOR CES 16 3 1 General 16 3 2 Bandwidth 16 3 3 Delay 16 3 3 1 General 16 3 3 2 Delay Parameters 17 3 3 3 Estimated Delay Calculation and Formulas 17 ...

Страница 4: ...re 9 4 2 4WEM Side View 15 Figure 10 Hardware Edition 15 Figure 11 CESoPSN Bandwidth 16 Figure 12 Delays 17 List of Tables Table 1 Manual References 6 Table 2 LED Indications In Boot Operation 7 Table 3 LED Indications In Normal Operation 7 Table 4 Voice RJ 45 Connector Pin Assignments 8 Table 5 Difference Between Protection and Hitless Switching 10 Table 6 Delay Comparison in CES Features 12 Tabl...

Страница 5: ... in any IFM slot of any node An IFM slot overview can be found in Ref 3 in Table 1 This IFM converts the analogue voice from a voice link into MPLS TP packets over the Dragon PTN network and vice versa The destination IFM must also compensate for possible jitter and network delays to keep everything synchronized A packetized TDM service is called a Circuit Emulation Service CES A maximum of 4 CESs...

Страница 6: ...agement System Help function Table 1 Manual References Ref Number Title 1 DRA DRM821 Dragon PTN and HiProvision Operation 2 DRA DRM801 Dragon PTN Installation and Operation 3 DRB DRM802 Dragon PTN Nodes PTN2210 PTN2209 PTN2206 PTN1104 4 DRB DRM803 Dragon PTN Switching Module PTN CSM310 A 5 DRA DRM810 Dragon PTN General Specifications 2 MODULE DESCRIPTION 2 1 Front Panel Figure 2 Front Panel LEDs P...

Страница 7: ...Table 2 LED Indications In Boot Operation Cycle PI PF FLT VF 1 4 S 1 4 1 x Slow blinking 2 x Fast blinking 3 x 4 x x x x x LED is lit LED is not lit The sub cycle times may vary The entire boot cycle time 1 4 takes approximately 2 minutes Table 3 LED Indications In Normal Operation LED Color Status PI Power Input Not lit dark 12V power input to the board not OK Green 12V power input to the board O...

Страница 8: ...utput 4 RxA Receive A Input 5 RxB Receive B Input 6 TxB Transmit B Output 7 future SG Signal Ground 8 future SB Signal Battery 2 2 Functional Operation 2 2 1 General An application network e g LAN1 can be connected to the MPLS TP Dragon PTN network via one of the 4 voice interface ports The 4 2 4WEM module can interface with 4 voice lines In Figure 1 a common functional setup is shown In Figure 4 ...

Страница 9: ...e ports that uses the timeslots of an E1 frame to transport the data over the MPLS TP Dragon PTN network One such service can be configured per port This service transports the voice data into the first timeslot and the E M signaling future in the second timeslot of an E1 frame The destination module will receive the transported timeslots from the Dragon PTN network and regenerate the voice data a...

Страница 10: ...test path and forwards packets from the slowest path on the voice link Packets will be processed according a packet sequence number Hitless Switching is a redundant mechanism but differs from Protection Switching see the table below for an overview So if redundancy is needed in the service either choose Hitless Switching or Protection Switching mixing up both mechanisms is not allowed Depending on...

Страница 11: ...t loss when the slowest path comes up later on if the slowest path came up first the CES starts up according to the slowest path no CES interrupt or packet loss when the fastest path comes up later on See 2 2 6 for a delay comparison within CES depending on the enabled sub features see also further on Figure 6 Single Path Enabled Voice Data data Voice Data data Voice WAN duplicates and transmits d...

Страница 12: ...his data into MPLS TP packets and transmits it via a WAN port on an IFM that supports WAN onto the WAN On the destination side the same processing occurs in reverse order 2 2 8 Synchronization Clock Distribution Network Timing CAUTION Make sure to configure verify the clocking parameters below The Dragon PTN network provides a number of mechanisms to perform synchronization clock distribution netw...

Страница 13: ... configurations for this IFM The PRC Primary Reference Clock is a very stable high quality clock that can be used as a reference clock delivered via SyncE to the node A D Application ports B C IFM front ports Figure 8 4 2W4WEM Clocking Synchronization Overview Dragon PTN A B D Port1 Internal Dragon PTN A B D Synchronized SyncE PRC SyncE PRC Port1 Internal Dragon PTN A B D Port1 Internal No Clock N...

Страница 14: ...ered by the CSM and is based on a PRC delivered via SyncE Unsynchronized No Clock Internal Clock Internal Clock No Clock Both nodes B and C encode decode the data stream to from the end applications based on the Internal Clock on the IFM This Internal clock is delivered by the local oscillator on the IFM The service will be stable 15s after the service startup Though the clocks of both sides are n...

Страница 15: ...es a Hardware Edition The Hardware Edition labeled as CARD_ED see Figure 10 is set in decimal code using rotary switches S2 to S3 most significant It can be read out as well via HiProvision This edition has been factory set and MUST NOT BE CHANGED Example Setting S3 0 and S2 5 indicates Hardware Edition 5 dec Figure 10 Hardware Edition Hardware Edition ...

Страница 16: ...as a result the consumed bandwidth as well As of 8 frames per packet and higher the bandwidth consumption stabilizes towards the minimum bandwidth consumption See the graph below Figure 11 CESoPSN Bandwidth 3 3 Delay 3 3 1 General The total delay between two end points over the Dragon PTN network depends on P Packetization Delay Delay to encode Serial input into MPLS TP packets Path Delay Delay fr...

Страница 17: ...t least e g 2500 µs CAUTION By default the jitter buffer will reset once for optimal processing 15 seconds after a change in the service occurs This reset will cause a minimal loss of data See jitter buffer in the Dragon PTN and HiProvision Operation Manual Ref 1 for more information Maximum Network Path Delay Difference µs only for Hitless Switching advise Set this value to Two Paths nodes differ...

Страница 18: ... 1250 2 1375 DPh 0 2 1250 340 1087 3927 Total 1250 500 1375 0 3125 µs 1250 500 1375 3927 7052 µs 3 4 Tuning CES Tuning TDM Frames Packet Tuning the CES is mainly done by tuning the TDM Frames Packet parameter Tuning this parameter is a trade off between bandwidth and delay The more bandwidth is consumed the less the resulting network delay and vice versa This tuning is application dependent Check ...

Страница 19: ...m 0 8 inches height 126 mm 4 96 inches depth 195 mm 7 68 inches 4 3 Ordering Information PTN 4 2 4WEM future support 5 ABBREVIATIONS CE Conformité Européenne CESoPSN Circuit Emulation Service over Packet Switched Network CSM Central Switching Module EMI Electromagnetic Interference ERR Error FLT Fault GND Ground IEEE Institute of Electrical and Electronics Engineers IFM InterFace Module LAN Local ...

Страница 20: ...2 2018 PME Physical Medium Entities PRC Primary Reference Clock PTN Packet Transport Network S E M Signaling SCTE Serial Clock Transmit External TRx Transmit TTC Terminal Timing Clock TxD Transmit Data VF Voice Frequency WAN Wide Area Network ...

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