to allow traffic from 192.168.1.10 and 203.0.113.5, you would run:

sudo ufw allow from 192.168.1.10
sudo ufw allow from 203.0.113.5

Allow IP Address for Specific Port (Optional):

sudo ufw allow from 192.168.1.10 to any port 80

Reload UFW (Optional):

sudo ufw reload

Verify the Rules:

sudo ufw status