Dell Networking 2024 Reference Manual page 1478

– TCP Sequence Number = 0 or TCP Flags FIN, URG, and PSH set
and
– TCP Sequence Number = 0 or TCP Flags SYN and FIN set.
• TCP Offset:
– Checks for TCP header offset =1.
• TCP SYN:
– TCP Flag SYN set.
• TCP SYN & FIN:
– TCP Flags SYN and FIN set.
• TCP FIN & URG & PSH:
– TCP Flags FIN and URG and PSH set and TCP Sequence Number =
0.
• ICMP V6:
– Limiting the size of ICMPv6 Ping packets.
• ICMP Fragment:
– Checks for fragmented ICMP packets.
Commands in this Chapter
This chapter explains the following commands:
dos-control firstfrag
dos-control icmp
dos-control l4port
dos-control sipdip
dos-control tcpflag
dos-control tcpfrag
ip icmp echo-reply
1478
Denial of Service Commands
ip icmp error-interval
ip unreachables
ip redirects
ipv6 icmp error-interval
ipv6 unreachables
show dos-control
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