3Com 2928 User Guide - Page 408

Table 1-6 Relationship between the real-time accounting interval and the number of users 1 to 99 100 to 499 500 to 999 ú1000 Number of users Real-time accounting interval (in minutes) 3 6 12 ú15 Return to RADIUS configuration task list. RADIUS Configuration Example Network requirements As shown in Figure 1-7, it is required to configure the switch to let the RADIUS server assign an IP address to the Telnet user and authenticate and keep accounts on the user (record the online duration of the Telnet user). On the RADIUS server (an iMC server, using the default port for authentication and accounting), the Telnet user's username and password and the shared key expert have been configured for packet exchange with the switch. On the switch, it is required to configure the shared key for packet exchange with the RADIUS server as expert, and configure the system to remove the domain name of a username before sending it to the RADIUS server. Figure 1-7 Network diagram for RADIUS server configuration Configuration procedure Enable the Telnet server function, and configure the switch to use AAA for authentication, authorization and accounting of Telnet users. (Omitted) 1) Configure IP addresses for the interfaces. (Omitted) 2) Configure RADIUS scheme system # Configure the RADIUS authentication server. z From the navigation tree, select Authentication > RADIUS. The RADIUS server configuration page appears. 1-11