Product Manual
Page 1: ...Product Manual...
Page 2: ...nstallation 10 Rear Panel Diagram and Descriptions 10 Front Panel Diagram and Descriptions 11 Pinouts Balanced Audio 12 Pinouts AES3 12 Inputs 12 Outputs 13 Pinouts Serial Port contact closure 13 Pino...
Page 3: ...ab 24 Building a Profile 25 Local Remote Setting 26 BRUTE Reliability Settings 26 Advanced Profile Options 27 Advanced Channel 27 Advanced Channel Options 28 Advanced Encoder Options 28 Advanced Decod...
Page 4: ...ections on the BRIC Link II 35 Creating a Remote Connection 35 Connecting 37 Disconnecting 37 Password Filtering 37 Operating BRIC Link II in a 24 7 Environment 38 About the Algorithms 41 AAC 41 HE AA...
Page 5: ...ously Connecting BRIC Link IIs and Streaming 48 Making N ACIP SIP Compatible Connections 49 More about EBU3326 49 EBU3326 in BRIC Link II 49 N ACIP SIP Modes 50 Unregistered Mode 50 Registered Mode 50...
Page 6: ...ctional Networks 64 decode side settings only 64 encode side settings only 64 Full time or triggered connections 65 Information for IT Managers 66 Figure Listings Figure 1 Rear Panel Diagram and Descr...
Page 7: ...System Settings Tab 31 Figure 12 Connections Tab 35 Figure 13 Store New Remote 36 Figure 14 Backup Remote 39 Figure 15 Multi Streaming Arrangement 43 Figure 16 Transmit On Off 44 Figure 17 Multicast S...
Page 8: ...ion is warranted by Comrex against defects in material and workmanship for one year from the date of original purchase as verified by the return of the Warranty Registration Card During the warranty p...
Page 9: ...m to perform well on the public Internet as well using AAC compression modes Audio Coding For users concerned about delay and coding artifacts the BRIC Link II offers a robust stereo or mono Linear mo...
Page 10: ...o be delivered along with the audio stream in each direction Alternately the contact closure inputs may be configured to initiate connections An ancillary data stream is available via RS232 along with...
Page 11: ...gured AES3 stereo digital audio for output 4 Right Audio Output Delivers professional level balanced analog audio 5 Ethernet 1000baseT Connection for network connections 6 Contact Closures Provides fo...
Page 12: ...ection of certain operational parameters see DIP Switch Settings on page 14 14 Left Mono I O Level Indicator Tri color LED shows left channel input or output level 15 Right I O Level Indicator Tri col...
Page 13: ...Ground 2 AES3 3 AES3 AES3 input connections can be at 32 44 1 or 48kHz The front panel DIP switches must be set appropriately The output sample rate automatically locks to the input sampling rate If A...
Page 14: ...he respective input to Pin 9 Outputs consist of an open collector circuit which when inactive will offer a high impedance path to Pin 9 and when active will offer a low impedance path to Pin 9 These o...
Page 15: ...udio together before it touches the encoder the audio is digitized and converted back to analog but not compressed or converted to a stream DIP Switch Function Default Down 1 Analog AES3 Input Select...
Page 16: ...y be situations where a LAN is heavily firewalled subject to overloaded traffic conditions or may have security concerns If running over the public Internet better performance is possible if BRIC Link...
Page 17: ...o use a 32kHz input clock and a 48kHz output clock If the output is switched to analog the clock rate of the D A converter remains locked to the input AES3 signal 2 In AAC and HE AAC modes at AES3 rat...
Page 18: ...ect an Ethernet crossover cable between the BRIC Link II and the computer for configuration Once power is applied to BRIC Link II you have five minutes to configure the IP settings After five minutes...
Page 19: ...ork Settings button allows you to set the IP parameters of the codec as shown in Figure 4 Figure 4 IP Configuration Once you know the IP address or have changed it using the Device Manager the rest of...
Page 20: ...e Flash Plug in 7 or higher Opera 8 5 works well also If you experience trouble connecting to the BRIC Link II be sure you have the latest Flash Plug in installed by right clicking your mouse in the m...
Page 21: ...on of audio levels 2 Tabs Use these tabs to control and obtain status of BRIC Link II They are de scribed in detail in the next four sections 3 Chat Window Allows for a chat utility between any users...
Page 22: ...les provided we ll show you how to build your own later You may remove any stored value simply by highlighting and clicking Remove Stored Remote Stored remote addresses are saved to system memory wher...
Page 23: ...figure for lost and late packets Finally a Max Jitter figure is calculated to give an indication of the time difference between earliest and latest received packets followed by an indication of how mu...
Page 24: ...h on the local network as well as CPU cycles on the client computer Whenever BRIC Link II is connected to a data constrained network e g wireless it is strongly recommended that these meters be Off es...
Page 25: ...ions for jitter buffer management Keep in mind that these profiles are useful only for connections initiated from the local BRIC Link II Incoming connections are defined by the BRIC Link II at the oth...
Page 26: ...help you remember it Under the Channel category 3 in Figure 10 you can select whether this is a UDP IP connection BRIC normal or one of the other connection modes offered by BRIC Link II These other c...
Page 27: ...eives This is defined as Follow Mode in the remote encoder selection table See About the Algorithms section for more info on selecting encoders Transmit On Off This option determines whether the selec...
Page 28: ...ors TCP and UDP Most web browsing email and other computer based functions travel over the TCP protocol which inherently assures retransmission if a packet is lost and is therefore reliable UDP is opt...
Page 29: ...IC or TCP channel several new categories will appear Some of them address the encoder and some address the decoder Most of the Advanced Encoder options alter the relationship between frames and packet...
Page 30: ...override these defaults and changing them should be done with care The following advanced options affect the Decoder Retransmit Squelch These options are used to determine how the buffer manager react...
Page 31: ...manager to ignore a certain percentage of late packets in its calculation The default value is 5 Applications that are not at all delay sensitive may wish to reduce this value to zero while extremely...
Page 32: ...P Settings As with the Profiles tab basic options are shown by default Less used options are hidden until the Show Advanced Options box is clicked Figure 11 System Settings Tab Unit Name Users are enc...
Page 33: ...11 alters the performance of output contact closure 4 Under normal circumstances the signal indicates a trigger of the corresponding contact closure input on the far end of the connection If this box...
Page 34: ...t enabled BRIC Link II will only support outgoing calls using BRIC Normal Mode N ACIP SIP Settings Accept Incoming Connections This determines whether incoming calls are accepted in N ACIP SIP format...
Page 35: ...desired The SIP protocol is assuming no ports are forwarded and may have trouble connecting without this function enabled TCP Settings BRIC Link II performs best when using UDP for connections but the...
Page 36: ...This acts like a phone book saving the names and numbers of everyone to whom you connect As shown in Figure 12 BRIC Link II comes pre programmed with three connections Loopback is chosen when you wis...
Page 37: ...a profile to use when making these connections BRIC Link II includes several common default profiles to choose from each of which enable a simple full duplex link using one of the available algorithm...
Page 38: ...d Receive Status columns Disconnecting Disconnecting is just as simple Highlight the desired connection and click DISCONNECT to end the connection Password Filtering The CONNECTION PASSWORD function c...
Page 39: ...of whether they arrive or not If the network fails and is later restored the packets stream will be restored to the decoder For most applications like remote broadcasting it s useful to simulate a con...
Page 40: ...persistent connection The difference is that the Disconnect function still works and the connection will not be reinitiated on a power up This mode is meant for users who are making temporary connecti...
Page 41: ...l be attempted and maintained to the fallback remote There is also a box in the Change Remote Settings tab labeled Automatically fall forward If this box is checked the system will constantly attempt...
Page 42: ...d higher frequencies using Spectral Band Replication SBR a technique that partially synthesizes these high frequencies HE AAC is trademarked by other companies as AACPlus HE AAC and close derivatives...
Page 43: ...quality audio law is utilized in North America while a law is prevalent in Europe These algorithms are provided for compatibility with SIP style VoIP phones but don t provide much benefit over standa...
Page 44: ...encoders This can be a bit confusing because multi streams can be initiated from either end of the link Figure 15 shows an BRIC Link II multi stream arrangement BRIC Link II A is the multi streamer w...
Page 45: ...e others He will then establish a connection with BRIC Link II B first followed by C and D In model number 2 where the serving BRIC Link II accepts all incoming connections all the profiles are built...
Page 46: ...is not capable of supporting IP Multicast Some private LANs and WANs are IP Multicast capable IP Multicast supports only a single direction stream An IP Multicast encoder can not receive input streams...
Page 47: ...an incoming one These remotes are configured within a special address range known as a Multicast Block typically 224 0 0 0 to 239 255 255 255 To establish a Multicast connection simply define a remot...
Page 48: ...o enable it go to the System Settings tab of the User Interface and choose HTTP Settings option Under the first option set Accept Incoming Connections to Enabled This will allow outside users to initi...
Page 49: ...yers and find the option to open a URL based stream In Winamp and VLC input the address of the BRIC Link II in the following format http 192 168 0 75 8000 using the actual IP address and the actual po...
Page 50: ...tion it s best to stick to a single codec vendor and their proprietary protocols More about EBU3326 The Tech 3326 document defines several mandatory encoding algorithms and the transport layer that co...
Page 51: ...ake sure the call is initiated on the proper ports and with the proper signaling The majority of system settings relating to N ACIP SIP relate to Registered mode Registered Mode Registering with a SIP...
Page 52: ...ing string can simply be comrex_user with the domain being assumed Registering with a Server At a minimum you will need the following information when registering ACCESS with a SIP server 1 The Intern...
Page 53: ...Online after a short time it means that registration likely failed It s best to go back and carefully check the registration info It might also be useful to be sure the registration information is val...
Page 54: ...provided will allow support for the vast majority of N ACIP SIP based applications However there are inevitably situations where the defaults don t work We ve provided some advanced options that can h...
Page 55: ...e default If for some reason the domain is different than the server proxy address then this field is used SIP Troubleshooting In a nutshell SIP establishes a communication channel from the calling de...
Page 56: ...as a proxy and handles all the traffic itself outgoing and incoming streams are relayed directly by the server solving any router issues In point to point connections this isn t possible All is not l...
Page 57: ...channel fails try enabling STUN Fix of Last Resort Finally there s a brute force option available on Comrex Codecs when STUN ports are blocked by a firewall or it can t be used for some other reason...
Page 58: ...ution of this software BRIC Link II makes use of open source and or free software with the following copyright restrictions ncurses Copyright c 1998 1999 2000 2001 Free Software Foundation Inc See fur...
Page 59: ...omote products derived from this software without specific prior written permission THIS SOFTWARE IS PROVIDED AS IS AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES INCLUDING WITHOUT LIMITATION THE IMPLI...
Page 60: ...ICE OF THIS PRODUCT COMREX CORPORATION AND ITS SUPPLIERS MAKE NO WARRANTY EITHER EXPRESSED OR IMPLIED THAT ANY USE OF THE PRODUCT WILL BE FREE FROM INFRINGEMENT OF PATENTS COPYRIGHTS OR ANY OTHER THIR...
Page 61: ...ide reasonable protection against harmful interference when the equipment is operated in a commercial en vironment This equipment generates uses and can radiate radio frequency energy and if not insta...
Page 62: ...es is in conformity with the essential requirements and other relevant requirements of the R TTE Directive 1999 5 EC This product is compliant with the following standards and other normative document...
Page 63: ...es not incorporate the AAC functions you must have a licensed and registered copy to use AAC To communicate with a Luci Live device a Initial Setup This will define all Standard RTP connections to be...
Page 64: ...d RTP connections to be Xstream Compatible b BRIC Link II On the System Settings tab open the Standard RTP Settings option and choose RTP Compatibility Mode On the pull down box select Zephyr Xstream...
Page 65: ...figure System Settings 2 Find the Advanced tick box and check it 3 Find Standard RTP Settings and choose to edit the RTP Compatibility mode 4 Change this setting to Standard and click Apply or Save on...
Page 66: ...on To set up a connection to be always active i e reconnect in the case of power outage or network failure choose that connection on the System Settings tab as the Always Connect To location To trigge...
Page 67: ...odec delivers an RTP UDP stream from source port 9000 to destination port 9000 by default By default it listens for incoming RTP UDP streams on port 9000 To use the default mode only UDP 9000 needs to...
Page 68: ...ion the device is controlled by a networked computer via a web page served from the device on the standard HTTP port 80 TCP This page requires Adobe Flash player on the browser and the flash plugin es...
