Icom VE-PG4 Operating Guide ver.1.36 - Page 257
TOS Type: Diffserv, TOS Type: Not Used, TOS Type: TOS
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9 Expert Settings Connection Port Extension screen Expert Settings > Connection Port Extension ■■VoIP Settings TOS Type: Not Used 1 2 3 5 6 TOS Type: TOS 1 2 3 4 5 6 TOS Type: Diffserv 1 2 3 4 5 6 LLThe screens above show when the Buffering Type (1) is set to "Static." 3 TOS Type Set TOS Type. •• Not Used: Does not use the TOS function. (Default: Not Used) •• TOS: Outputs the VoIP packet to the TOS field (8 bit) in the IP header, in the TOS (Type Of Service) format. LLTOS format applies RFC1349. •• The first 3 bits: Shows the priority. Set into "Media (RTP) Priority Level" (4) with a decimal number. •• The next 4 bits: S hows the service type. Set into "Media (RTP) Service Type" (4) with a decimal number. The larger number, the higher priority. •• The last 1 bits: Reserved and fixed to "0." •• DiffServ: Outputs the VoIP packet to the TOS field (8 bit) in the IP header, in the Diffserv (Differentiated Service) format. LLThe Diffserv format details: •• The former 6 bits: Shows the DSCP. Set "Media (RTP) DSCP" (4) with a decimal number. The larger number, the higher priority. •• The next 2 bits: Reserved and fixed to "0." 9-10
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