Command Groups 101
Denial of Service
Line
Command Description Mode*
dos-control firstfrag Enables Minimum TCP Header Size Denial of Service
protection.
GC
dos-control icmp Enables Maximum ICMP Packet Size Denial of Service
protections.
GC
dos-control l4port Enables L4 Port Denial of Service protection. GC
dos-control sipdip Enables Source IP Address = Destination IP Address (SIP=
DIP) Denial of Service protection.
GC
dos-control tcpflag Enables TCP Flag Denial of Service protections. GC
dos-control tcpfrag Enables TCP Fragment Denial of Service protection. GC
ip icmp echo-reply Enables or disables the generation of ICMP Echo Reply
messages.
GC
ip icmp error-interval Limits the rate at which IPv4 ICMP error messages are sent. GC
ip icmp unreachables Enables the generation of ICMP Destination Unreachable
messages.
IC
ip icmp redirects Enables the generation of ICMP Redirect messages. IC
ipv6 icmp error-internal Limits the rate at which ICMPv6 error messages are sent. GC
ipv6 unreachables Enables the generation of ICMPv6 Destination
Unreachable messages.
IC
show dos-control Displays Denial of Service configuration information. PE
*NOTE: For the meaning of each Mode abbreviation, see "Mode Types" on page 51.
Command Description Mode*
exec-timeout Configures the interval that the system waits for user input. LC
history Enables the command history function. LC
history size Changes the command history buffer size for a particular
line.
LC
line Identifies a specific line for configuration and enters the
line configuration command mode.
GC
show line Displays line parameters. UE
speed Sets the line baud rate. LC
*NOTE: For the meaning of each Mode abbreviation, see "Mode Types" on page 51.