/mcpProcedure Step 1 From the Cisco Unified CM Administration user interface choose System > Service Parameters. Step 2 On the Service Parameter Configuration window choose the Cisco Unified CM server you want to configure from the Server drop-down list. Step 3 Choose Cisco CallManager (Active) from the Service drop-down list. Step 4 Choose either OffNet or OnNet (the default specifies OffNet) from the Call Classification drop-down list. Configure Gateways for Call Transfer Restrictions To configure the gateway as OffNet, OnNet, or Use System Default, perform the following procedure. The system considers calls that come to the network through that gateway as OffNet or OnNet, respectively. Before you begin Configure the Clusterwide Service Parameter, on page 509 Procedure Step 1 From Cisco Unified CM Administration, choose Device > Gateway. The Find and List Gateways window displays. Step 2 To list the configured gateways, click Find. The gateways that are configured in Unified Communications Manager display. Step 3 Choose the gateway that you want to configure as OffNet or OnNet. Step 4 In the Call Classification field choose OffNet or OnNet. If you have enabled clusterwide restrictions an all gateways, configure each gateway to Use System Default (this reads the setting in the Call Classification service parameter and uses that setting for the gateway). Step 5 Click Save. Configure Trunks for Call Transfer Restrictions To configure the trunk as OffNet, OnNet, or Use System Default, perform the following procedure. The system considers calls that come to the network through that trunk as OffNet or OnNet, respectively. Before you begin Configure Gateways for Call Transfer Restrictions, on page 510 Feature Configuration Guide for Cisco Unified Communications Manager, Release 15 and SUs 510 Receiving Calls Configure Gateways for Call Transfer Restrictions