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RAVENNA Networking Guide

V1.0/3

4

Welcome

Welcome

Welcome to RAVENNA, Lawo's preferred solution for real-time audio distribution in IP-based network
environments.

About this Manual

This  manual  describes  the  data  network  requirements  which  must  be  supported  if  you  wish  to  stream  audio
across an IP network using RAVENNA.  Topics  include general prerequisites,  selecting components  and network
switch  configuration.  We  recommend  that  you  read  this  document  carefully  before  purchasing  or  installing
components intended for use with RAVENNA.

Other useful documents include the:

·

RAVENNA for crystal User Guide

·

RAVENNA for sapphire User Guide

·

RAVENNA for mc

2

/Nova73 User Guide

- more specific details about how RAVENNA is implemented

within these products.

Look out for the following symbols which indicate:

Notes

- points of clarification.

Tips

- useful tips and short cuts.

Warnings

Alert you when an action should

always

be observed.

Lawo User Registration

For access to the

Download-Center

and to receive regular product updates, please register at

www.lawo.com/user-registration

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Содержание RAVENNA

Страница 1: ...Networking Guide RAVENNA Version 1 0 3 Edition 19 September 2015...

Страница 2: ...ers It cannot be guaranteed that all product names products trademarks requisitions regulations guidelines specifications and norms are free from trade mark rights of third parties All entries in this...

Страница 3: ...Table of Contents RAVENNA Networking Guide V1 0 3 3 Table of Contents Welcome 4 Data Network Requirements 5 Selecting Components 6 Network Switch Configuration 12 Appendices 40 Glossary 45...

Страница 4: ...read this document carefully before purchasing or installing components intended for use with RAVENNA Other useful documents include the RAVENNA for crystal User Guide RAVENNA for sapphire User Guide...

Страница 5: ...CP 56 C7 PTP clock signals o DSCP 46 EF RAVENNA media streams o DSCP 0 BE all other network traffic No Green Ethernet EEE Power Saving any Energy Efficient Ethernet EEE Green Ethernet or power saving...

Страница 6: ...Selecting Components Selecting Components This section deals with choosing the right components for your RAVENNA network including cables switches and SFP modules for fibre optic conversion Cables Swi...

Страница 7: ...istance and also the quality of terminations using a CAT5e cable checker an inaccurate termination will not achieve the maximum transmission performance If the cabling distance is to exceed say 70m th...

Страница 8: ...tified SFP modules The Lawo certified SFPs include multi mode and single mode fibre supporting a choice of maximum cable lengths Please refer to the RAVENNA for mc2 Nova73 User Guide for details All o...

Страница 9: ...is best to choose a non blocking switch where all ports are capable of simultaneous Gigbit transfer This can be determined by the switch capacity and number of ports for example if a switch has 10 por...

Страница 10: ...rk traffic You should check that your network switch is configured to support and prioritise the correct DSCP classes and that the default values have not been altered 7 Port Filtering Ports must be o...

Страница 11: ...perience of Extreme Networks X460 Gen2 www extremenetworks com product summit x460 series Cisco Nexus 3000 family www cisco com c en us products switches nexus 3000 series switches Hirschmann Mach 104...

Страница 12: ...r interface and its terminology may differ Please refer to the switch documentation to help locate and configure the equivalent options You should configure the network switch first before connecting...

Страница 13: ...then you should reset the switch to its factory default settings and begin a new configuration from scratch For the purposes of this illustration we will assume that the switch IP settings are as foll...

Страница 14: ...ork Interface Card NIC the following screenshots demonstrate how to do this on a PC running Windows 7 8 The Subnet Mask should be identical to that of the port you are connecting to in our example 255...

Страница 15: ...heck the following URL Address this must match the IP address of the network switch Physical network connection between the computer s Network Interface Card and the switch TCP IP configuration check...

Страница 16: ...aults then you may be asked to enter a new password Once the login and password changes are complete the Getting Started Home page for the switch configuration appears 8 Use the tabs on the left to se...

Страница 17: ...pd64 rather than the browser interface as this is a more reliable method of performing file transfers 1 Start the TFTP server tool and adjust the settings as shown below this will bind the TFTP server...

Страница 18: ...le Management Upgrade Backup Firmware Then adjust the following settings Transfer Method via TFTP Save Action Upgrade File Type Firmware image TFTP Server Destination By IP address Version 4 TFTP Serv...

Страница 19: ...RAVENNA Networking Guide V1 0 3 19 Network Switch Configuration Installing New Firmware 4 Select Apply to begin the file transfer you will see the upload in progress...

Страница 20: ...Guide V1 0 3 20 Network Switch Configuration Installing New Firmware 5 After a successful upload the following screen appears 6 Click on the active image link to make the firmware image active and the...

Страница 21: ...tarts to flash this indicates that you have made a change to the Running configuration You can continue to Apply changes to the Running configuration for as long as you wish the Save icon continues to...

Страница 22: ...NNA Networking Guide V1 0 3 22 Network Switch Configuration Editing and Saving Changes 3 Click Apply and then OK to confirm the operation When the copy is complete you will see the following confirmat...

Страница 23: ...RAVENNA Networking Guide V1 0 3 23 Network Switch Configuration No Jumbo Frames No Jumbo Frames RAVENNA streaming cannot support Jumbo Frames and therefore this option should be disabled...

Страница 24: ...reen Ethernet EEE Power Saving No Green Ethernet EEE Power Saving It is important that any Energy Efficient Ethernet EEE otherwise known an Green Ethernet or power saving features are disabled as thes...

Страница 25: ...0 3 25 Network Switch Configuration Spanning Tree Rapid Filtering Spanning Tree Rapid Filtering The Spanning Tree State should be Enabled with the STP status set to Rapid STP and BPDU Handling to Filt...

Страница 26: ...nd ports to be filtered to prevent the forwarding of unwanted network traffic This requires a number of settings to be adjusted 1 Bridge Multicast Filtering Status should be Enabled In a multicast net...

Страница 27: ...h IGMP Snooping Port Filtering 2 Under IPv4 Multicast Configuration IGMP Snooping should be enabled tick the global Enable options beside IGMP Snooping Status and IGMP Querier Status This enables IGMP...

Страница 28: ...outer ports to allow Multicast traffic and IGMP messages to be transmitted to other switches This is achieved by enabling the MRouter Ports Auto Learn options above Once auto learning is enabled no sp...

Страница 29: ...RAVENNA Networking Guide V1 0 3 29 Network Switch Configuration Multicast with IGMP Snooping Port Filtering 4 Under IPv6 Multicast Configuration similar settings should be adjusted for MLD Snooping...

Страница 30: ...Filtering The next three steps will reduce unwanted network traffic by not forwarding any unwanted or unregistered Multicast traffic i e packets that do not belong to a Multicast group 5 Under Multica...

Страница 31: ...RAVENNA Networking Guide V1 0 3 31 Network Switch Configuration Multicast with IGMP Snooping Port Filtering 7 Under Unregistered Multicast change all ports from Forwarding to Filtering...

Страница 32: ...fic In Lawo s RAVENNA devices the following DSCP classes are implemented By prioritising these classes within the switch configuration in the order shown below you can ensure that PTP clock and then R...

Страница 33: ...RAVENNA Networking Guide V1 0 3 33 Network Switch Configuration Quality of Service QoS 2 Set the QoS Queue options to Strict Priority...

Страница 34: ...re 4 highest priority and 1 lowest priority Therefore the correct setup is as follows DSCP 56 C7 PTP clock signals 4 highest priority DSCP 46 EF RAVENNA media streams 3 second highest priority All oth...

Страница 35: ...ng Guide V1 0 3 35 Network Switch Configuration Quality of Service QoS 4 Select QoS Advanced Mode Global Settings and set the Trust Mode DSCP This will ensure that the QoS uses the DSCP table values e...

Страница 36: ...RAVENNA Networking Guide V1 0 3 36 Network Switch Configuration Saving Changes Saving Changes When all changes have been made remember to copy the Running configuration to the Startup configuration...

Страница 37: ...final settings to another switch as follows 1 Connect your service computer to the source switch 2 Start the TFTP server tool and adjust the following settings Current Directory choose the directory...

Страница 38: ...4 Click on Apply the current Running configuration is saved to the TFTP file The file will be named test and is located in the directory selected on the TFTP server during step 2 5 Now connect your co...

Страница 39: ...S sync frame which converts incoming Wordclock from the master sync reference to PTP In other Lawo systems you should consider installing a PTP Grandmaster Currently Lawo recommends using Meinberg clo...

Страница 40: ...ENNA Networking Guide V1 0 3 40 Appendices Appendices The following appendices cover additional information you may find useful Running a PING Test The OSI Reference Model RAVENNA Streaming a User s V...

Страница 41: ...P IP settings of your computer s network interface card 2 On a Windows 7 PC type cmd into the Search programs and files field under the Start menu and press Enter This opens the DOS command prompt win...

Страница 42: ...tion so check the network connections and TCP IP settings again Or contact your network administrator Ping Test Success If the ping test is successful then the result will show that the Sent packets h...

Страница 43: ...RJ45 transmission speed e g 1000BASE TX etc Layer 2 is the Data Link layer which describes the protocols required to transfer data between devices within the same LAN For example this would describe y...

Страница 44: ...a network Layer 2 is the Virtual Patching which is handled in the background by the Zone Controller Layer 3 is the Signal Handling In mc2 Nova73 systems this is performed from the console or mxGUI via...

Страница 45: ...em The name of Lawo s configurable IO device Each DALLIS frame can be fitted with a combination of plug in IO cards analogue AES MADI RAVENNA GPIO etc DHCP Dynamic Host Configuration Protocol Commonly...

Страница 46: ...ork A data network that interconnects devices within a small geographic area e g a home school or office building LANs differ from WANs Wide Area Networks in that they do not require leased telecommun...

Страница 47: ...gable device which can be used to offer a choice of connection methods e g multi mode fibre single mode fibre etc SIP Session Initiation Protocol A networking protocol URL address commonly used within...

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