C o n f i g u r a t i o n 4-771 Type “X” on the NAT Configuration menu. The IAD prompts for the IPaddress.2 Type the IP address to delete and press Enter. The IAD updates the table,and displays the NAT Configuration menu.Delete NAT Local Server EntryTo delete a local server entry, follow the steps below:1 Type “Y” on the NAT Configuration menu. The IAD prompts for the entrynumber to delete.2 Type the number of the table entry and press Enter. The IAD displays thefollowing:Deleting NAT Local Server entry 1, Translated IP address115.3.3.1Translated Port 2, Standard Port 3The IAD updates the table, and displays the NAT Configuration menu.Delete NAT Alias EntryTo delete a NAT alias entry, follow the steps below.1 Type “Z” on the NAT Configuration menu. The IAD prompts for the aliasentry to delete.2 Type the number of the entry and press Enter. The IAD updates the table,and displays the NAT Configuration menu.Setting Derived Timing OptionsUse the Derived Timing options to enable and disable Derived Timing, and todebug Derived Timing.Derived Timing MenuTo configure Derived Timing settings, type “T” (Telephony Clock Recovery)on the Main menu (Figure 2.2), which will bring up the Derived Timing menu(Figure 4.61).Figure 4.61 Derived Timing MenuEach of the options on this menu is described in detail below.