South Africa
Practice relating to Rule 66. Non-Hostile Contacts between the Parties to the Conflict
South Africa’s LOAC Teaching Manual (2008) states:
2.9 Actions of Intermediaries
Protecting Powers
…
When direct contacts between commanders or contacts through bearers of flag of truce or similar persons are not possible, the commanders may also ask for cooperation from the Protecting Power (or from intermediaries such as the International Committee of the Red Cross).