2.2 Programming12 Programming GuideHTTP SettingsQSIG Connectionless Tunneling SettingsOthersParameter & Description Default Value Range# HTTP Port No.Specifies the port number for HTTP communications by thecard.Generally, there is no need to change the default value.80 1 to 65535Parameter & Description Default Value Range# QSIG Connectionless Tunneling Port No.Specifies the port number for connectionless tunnelingbetween cards at different locations in a QSIG network.Generally, there is no need to change the default value.Notes• Connectionless tunneling enables the PBXs on aQSIG network to use enhanced networkingfeatures. (For more information about thesefeatures, refer to the relevant sections of the HybridIP-PBX documentation.)• If you are using a gatekeeper, and enhancednetworking features of the PBX are being used,overall performance of the card may deterioratewhen network traffic is heavy.• If you are using a gatekeeper, and "Routed" isspecified for the parameter Call Signaling Model(see "2.2.2 H.323 Parameters"), connectionlesstunneling is not possible. In this case, the PBXcannot use the enhanced networking features.1718 1 to 65535Parameter & Description Default Value RangeHost NameThis parameter is provided for engineer use only.VoIP + lower 3bytes of the MACaddressMax. 255 characters# LAN Disconnect Threshold Time (s)Specifies the time (in seconds) until disconnection from theLAN is recognized.For example, even if a LAN cable is disconnected during acall, reconnecting the cable within this time period maintainsthe call.5 1 to 10