Admin Guide - Mizu Voip

Technical description:Call arrive from traffic sender or enduser via SIP or H323Check if MAXCCALS restriction reached (licensing option). Drop if yes.Check if maxslperdayreached reached. Drop if yes.Check if maxroutereqpermin reached. Drop if yes.Check if the current call is a routing retry (forked calls). Drop if too much retryNormalize caller ip addresCheck if the call was from the local SIP2H323 module. Return with the already prepared target if yesChech if the call was arrived from GSM gateway. (callin option). Replace caller and called after the config.Correct the called number string if it is corrupt.Check min/max length of the called numberCheck if the incoming call is a testcall. Set the testcall flag is yesCheck and apply prefix roules (tb_pxrules – rewriting the called number)Authenticate the caller (after username/password, ip pr techprefix). Drop the call with “no such user” reason on failAdd techprefix if neededSetup sip parameters if the call was arrived from sipNormalize called number (check prefix, area code, etc). Drop if wrong numberCheck if subsecvent wrong callCheck if the caller exceed its max line restrictionCheck blacklist and whitelistCheck the embedded firewallCheck if caller called itselfcheck if called if a sipuser (Username, telnumber, short telnumber)check the forwardalways optioncheck the ringgroup optionsetup called endpoint if foundget time variables (peak, holiday, etc)Get the correct routing patternCheck routing list in priority orderIf simpacket found, than Check simroutingDrop the call if no route found4.4.12. RADIUSDefine the radius servers, protocol and login information here. Used for authorization and billing.4.4.13. BRSShort name for “Best Route Selection”.In addition to LCR (Least Cost Routing), the Mizu routing engine can take in consideration the quality of the route.