ZyXEL P-861H-G2 User Guide - Page 266
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Prestige 861H Series User's Guide Table 81 vdsl Command Summary MODULE COMMAND profile pvc version SUB-COMMAND ARGUMENTS DESCRIPTION actv default show list This command sends the current selected profile to BME (VDSL modem). It downloads modem code into BME and also sends system and port provisioning data to BME. BME then starts a linkup attempt with the VDSL line. The command will have no effect if the current used profile has the same settings as the current running profile settings. Reset profile setting to factory defaults. Display all detailed attributes of the current or default profile. Display all detailed attributes of the current or default profile. This command displays the driver version. 32.3 VDSL Default Values The default values for the following VDSL parameters are shown in the next table. Table 82 VDSL Default Values VDSL PARAMETER VDSL Active VDSL Upstream Power Backoff(UPBO) Option VDSL Channel Type (Latency Mode) Upstream Max interleave delay Downstream Max interleave delay VDSL Band Modifier DEFAULT VALUE on disable interleave 10ms 10ms 0x11 (The lowest DS frequency starts from 138KHz) 32.3.1 Service Categories Service categories ensure that high priority transmissions get the bandwidth they need. CBR (Constant Bit Rate) provides a fixed amount of bandwidth that is always available even if no data is being sent. A PCR is specified and if traffic exceeds this rate, cells may be dropped. An example application is a T1 circuit. rt-VBR (real-time Variable Bit Rate) also provides a fixed amount of bandwidth (a PCR is specified) but is only available when data is being sent. An example application is real-time videoconferencing. 265 Chapter 32 VDSL Commands