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Telos Zephyr Xstream Two-Way Radio User Manual

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USER’S MANUAL

Appendix 6 – Special Operational Modes 321

Contacttheoperatoronsomeotherchanneltoconfirmreceiptofthestream,asthere

isnoreversecommunication

Receiving

ToreceiveanRTPstreamfrombehindafirewall,youfirstneedtosetthatfirewallfor

portforwarding.Ontheroutersettingpage,forwardUDPport9150totheIPaddress

ther

eceivingXstream.Contacttheremoteoperator,andprovidetheWANaddressof

therouter(retrievedfromtherouterstatuspageorITadmin).Whentheremote

operatorsendsastreamtoyourmachine,therouterwillautomaticallyforwarditto

yourXstream.NotethatyoucanonlyforwardaporttooneIPatatime,soifyouare

behin

dafirewallandyouneedtoreceivemultiplestreams,you'llhavetoforwardother

portsandhavetheremoteadminchangetheirUDPporttomatchyours.



SIPMode

SinceSIPmodeisbidirectional,we'lldiscussDialingandAnswering,ratherthanSendingand

Receiving.

Answering

AfterconfiguringyourXstream,you'llneedforwardTCPport5060totheXstreamyou

wishtouse.Whenthisisdone,followtheinstructionsforRTPMode(Receiving)‐

forwardUDP9150totheXstreamandgi

vetheremoteoperatortherouter'sWAN

address.

Dialing

ConfigureyourXstreamaswithSIPMode(Answering).WithyourunitinEthernet(SIP)

mode,gotoCodec(3)–EthernetSettings.Thefield"RouterIP"(Renamedincurrent

developmentbuildas"WANIP")shouldbesettotherouter'sWANaddress,asshown

ontherouter

'sstatuspage.SIPincludesIPinformationinitsownprotocol,abovethe

TCP/IPlayer,whichcannotbeautomaticallychangedbytheNATrouter.Ifthereisno

router,ortheXstreamisonapublicly‐availableIPaddress,theWANIPshouldbesetto

0.0.0.0.

 

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