Panasonic KX-TDA200 - Page 143

Feature Guide References
1.17.6 Direct Inward System Access (DISA)
2.2.1 Class of Service (COS)
User Manual References
1.2.7 Calling without Restrictions
1.2.9 Setting Your Telephone from Another Extension or through DISA (Remote Setting)
Feature Guide 143
1.9.5 Walking COS