D-Link DSR-250 - Page 6

Unified Services Router User Manual
4
8.3 Authentication Certificates ................................................................................... 124
8.4 Advanced Switch Configuration .......................................................................... 126
Chapter 9. Administration & Management ......................................................................................... 127
9.1 Configuration Access Control .............................................................................. 127
9.1.1 Remote Management ........................................................................................... 127
9.1.2 CLI Access ............................................................................................................. 128
9.2 SNMP Configuration ............................................................................................. 128
9.3 Configuring Time Zone and NTP ........................................................................ 130
9.4 Log Configuration .................................................................................................. 131
9.4.1 Defining What to Log ............................................................................................ 131
9.4.2 Sending Logs to E-mail or Syslog ...................................................................... 135
9.4.3 Event Log Viewer in GUI ..................................................................................... 137
9.5 Backing up and Restoring Configuration Settings ........................................... 138
9.6 Upgrading Router Firmware ................................................................................ 139
9.7 Dynamic DNS Setup ............................................................................................. 140
9.8 Using Diagnostic Tools ........................................................................................ 141
9.8.1 Ping ......................................................................................................................... 142
9.8.2 Trace Route ........................................................................................................... 142
9.8.3 DNS Lookup .......................................................................................................... 143
9.8.4 Router Options ...................................................................................................... 143
Chapter 10. Router Status and Statistics ............................................................................................. 144
10.1 System Overview .................................................................................................. 144
10.1.1 Device Status ........................................................................................................ 144
10.1.2 Resource Utilization .............................................................................................. 146
10.2 Traffic Statistics ..................................................................................................... 149
10.2.1 Wired Port Statistics ............................................................................................. 149
10.2.2 Wireless Statistics ................................................................................................. 150
10.3 Active Connections ............................................................................................... 151
10.3.1 Sessions through the Router ............................................................................... 151
10.3.2 Wireless Clients..................................................................................................... 153
10.3.3 LAN Clients ............................................................................................................ 153
10.3.4 Active VPN Tunnels .............................................................................................. 154
Chapter 11. Trouble Shooting ................................................................................................................ 156
11.1 Internet connection ............................................................................................... 156
11.2 Date and time ........................................................................................................ 158
11.3 Pinging to Test LAN Connectivity ....................................................................... 158
11.3.1 Testing the LAN path from your PC to your router .......................................... 158
11.3.2 Testing the LAN path from your PC to a remote device ................................. 159
11.4 Restoring factory-default configuration settings ............................................... 160
Chapter 12. Credits ................................................................................................................................. 161
Appendix A. Glossary .............................................................................................................................. 162
Appendix B. Factory Default Settings ................................................................................................... 165
Appendix C. Standard Services Available for Port Forwarding & Firewall Configuration .............. 166