The SMS supports DDoS for the following devices:
- 440T/2200T (TOS 4.0 and later)
- 1100TX/5500TX (TOS 5.2 and later)
- 8200TX/8400TX (TOS 5.0 and later)
- 8600TXE/9200TXE (TOS 6.0 and later)
- 5600TXE (TOS 6.5 and later)
Go to Profiles to enable the SYN Proxy filter. The SYN Proxy Threshold setting and
Advanced
DDoS configuration options for these devices are configured when you edit Profile
filters. See Advanced DDoS.