This defines which DiffServ CodePoints (DSCP) the SIP packets (for call signaling) are to be marked with.
SNMP ID: 2.33.2.15
Telnet path: /Setup/Voice-Call-Manager/General
Possible Telnet values:
BE, CS-0, CS-1, CS-2, CS-3, CS-4, CS-5, CS-6, CS-7, AF-11, AF-12, AF-13, AF-21, AF-22, AF-23, AF-31, AF-32, AF-33, AF-41, AF-42, AF-43, EF
BE/CS-0, CS-1, CS-2, CS-3, CS-4, CS-5, CS-6, CS-7, AF-11, AF-12, AF-13, AF-21, AF-22, AF-23, AF-31, AF-32, AF-33, AF-41, AF-42, AF-43, EF
Default: CS-1
Note: The option CS-1 is actually outdated now, but it is set as the default value to ensure backwards compatibility. Common values for modern VoIP installations are CS-3, AF-31 or AF-41. We recommend using CS-3, one of the most widespread settings on the market.