Add an IP address or prefix to the allowlist

To add an IP address or prefix to the Advanced TCP Protection allowlist:

1. Log in to the Cloudflare dashboard Open external link and select your account.
2. Go to Account Home > L3/4 DDoS > Advanced TCP Protection.
3. Under General settings > Allowlist, select Edit.
4. Enter a prefix and (optionally) a description in Prefix and Description, respectively.
5. To exclude the current prefix from the allowlist instead of including it, uncheck the Enabled checkbox.
6. Select Add.