D-Link DPH-128MS Product Manual - Page 84
Advanced, QoS Setting
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Section 2 - Installation Advanced QoS Setting The QoS setting allows you to modify the network packets to be delivered and forwarded in a higher priority. Besides, you can also enable the VLAN function to make the phone work properly in the Virtual LAN. Please contact your service provider or the administrator for detail. Voice DSCP: Enter the value of DiffServ field in IP header to modify the priority of voice packets (i.e. RTP packets). 63 means the RTP packets will be delivered and forwarded in the highest priority. SIP DSCP: Enter the value of DiffServ field in IP header to modify the priority of SIP packets. 63 means the SIP packets will be delivered and forwarded in the highest priority. VLAN: Enable or disable the VLAN function.When the VoIP phone is set at Router mode (see 9.4.6 Router/Bridge), all the network packets including the ones received from the LAN port will be appended with VLAN Tag before they are delivered through the WAN port; however, when it is set at Bridge mode, only the packets generated by the phone set will be appended with VLAN Tag. VLAN Priority: Enter the value of VLAN Priority to modify the network packets to be delivered and forwarded in a higher or lower priority within Virtual LAN. VLAN ID: Enter the VLAN ID to configure the phone associating to the designate Virtual LAN. Click Submit to save and activate the changes, or Reset to restore the configurations. D-Link DPH-128MS User Manual 84