Dell PowerConnect 7024 User Manual - Page 225
Configuring DoS Information, Beginning in Privileged EXEC mode, use the following commands to specify
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Command show crypto certificate mycertificate show ip http server secure status show ip http server status Purpose View the SSL certificates of your switch. Display the HTTPS server configuration. Display the HTTP server configuration. Configuring DoS Information Beginning in Privileged EXEC mode, use the following commands to specify settings to help prevent DoS attacks on the switch. Command configure dos-control sipdip dos-control firstfrag [size] dos-control tcpfrag dos-control tcpflag dos-control l4port Purpose Enter Global Configuration mode. Enable Source IP Address = Destination IP Address (SIP=DIP) Denial of Service protection. If packets ingress with SIP=DIP, the packets is dropped if the mode is enabled. Enable Minimum TCP Header Size Denial of Service protection, where size is the TCP header size. (Range: 0255). Enable TCP Fragment Denial of Service protection. If packets ingress having IP Fragment Offset equal to one (1), the packets are dropped. Enable TCP Flag Denial of Service protections. If packets ingress having TCP Flag SYN set and a source port less than 1024, having TCP Control Flags set to 0 and TCP Sequence Number set to 0, having TCP Flags FIN, URG, and PSH set and TCP Sequence Number set to 0, or having TCP Flags SYN and FIN both set, the packets are dropped. Enable L4 Port Denial of Service protection. If packets ingress having Source TCP/UDP Port Number equal to Destination TCP/UDP Port Number, the packets are dropped. Controlling Management Access 225
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1,208
-
1,209
-
1,210
-
1,211
-
1,212
-
1,213
-
1,214
-
1,215
-
1,216
-
1,217
-
1,218
-
1,219
-
1,220
-
1,221
-
1,222
-
1,223
-
1,224
-
1,225
-
1,226
-
1,227
-
1,228
-
1,229
-
1,230
-
1,231
-
1,232
-
1,233
-
1,234