44 Such agreements or arrangements shall be concluded and implemented in full compliance with the principle of sovereign equality of States and shall be carried out strictly in accordance with the terms of those agreements or arrangements. 3. In the absence of an agreement or arrangement as set forth in paragraph 2 of this Article, decisions to use such special investigative techniques at the international level shall be made on a case-by-case basis and may, when necessary, take into consideration financial arrangements and understandings with respect to the exercise of jurisdiction by the States Parties concerned. Article 57. 24/7 Network 1 Each State Party shall designate a point of contact available on a twenty- four hour, seven-day-a-week basis, in order to ensure the provision of immediate assistance for the purpose of investigations, prosecutions or judicial proceedings concerning criminal offences related to computer systems and data, or for electronic evidence-gathering of criminal offences. Such assistance shall include facilitating, or, if permitted by its domestic law or practice, directly carrying out the following measures: (a) the provision of technical advice; (b) the preservation of data to gather evidence and subsequently provide legal information in accordance with its domestic law, as well as existing mutual legal assistance agreements; 2. Each State Party shall take measures so that trained personnel and equipment are available, in order to facilitate the operation of the network. Section 2. TECHNICAL ASSISTANCE AND TRAINING Article 58. General principles of technical assistance 1. The States Parties shall, according to their capacity, consider affording one another the widest measure of technical assistance, especially for the benefit of developing countries, in their respective plans and programmes to combat ICT crimes, including material support and training in the areas referred to in