Common use of Abnormal Conditions Clause in Contracts

Abnormal Conditions. The re-routing of traffic under abnormal conditions will be according to the alternate routing indicated in the routing tables supplied by Telkom as for 2.2 above. It is agreed to inform the other Party of such re-routing undertaken in the event ofseverance of routes. When only a portion of a route has failed, traffic should continueto be offered to the remaining portion of that route before overflowing to latter choiceroutes. In the event of the available capacity on the designated alternative routesbeing insufficient to handle all the overflow traffic, then each/either Operator mustcontact the other to seek agreement to route the remainder of the traffic through its own network to an alternative POI. The predefined prescribed arrangements anddetails of the information to be handed over in such an event, will be encompassed in 4.a document to be drawn up by the appropriate sub-committee. In the event that thepredefined routing arrangements for abnormal conditions cannot be implemented dueto exceptional circumstances within the PSTN, Telkom will provide details of thealternative arrangements which are to be implemented in their place.2.4 Route Diversity and Security ArrangementsFor reliability signalling links must be provisioned over physically diverse transmissionpaths and/or equipment where such exists. Any deviation from this rule must benegotiated and agreed to in writing between Telkom and Vodacom.Telkom undertakes that the following rules will apply with respect to service levels.These will be assessed over any Accounting Period:1. At a service level of 99. 5% there will not be a need for diversity in any form.2. At a service level of 99. 9% Telkom shall provide transmission equipment diversity but not necessarily route diversity.3. For the 99. 95% service level then Telkom shall provide transmissionequipment and route diversity.The above rules would not incur extra costs to Vodacom and any chance to themmust be discussed between the Parties.All 2 MBit/s systems carrying CCS 7 signalling links between MSCs and/or the POlsshall be clearly marked in the switching and transmission equipment rooms so as toprevent any unnecessary maintenance activities.The minimum number of links per link set shall be two. Any number of links per linkset, however, exceeding 2 shall be negotiated between Vodacom and Telkom. Allcircuit conditioning equipment such as PADS and echo cancellers must be removedfrom the signalling links.accordance with CCITT Recommendations E. 154 and E. 153. The International access 6.code will also be sent.3.6

Abnormal Conditions. The re-routing of traffic under abnormal conditions will be according to the alternate routing alternaterouting indicated in the routing tables supplied by Telkom as for 2.2 2. 2 above. It is agreed isagreed to inform the other Party of such re-routing undertaken in the event ofseverance of routes. When only a portion of a route has failed, traffic should continueto be offered to the remaining portion of that route before overflowing to latter choiceroutes. In the event of the available capacity on the designated alternative routesbeing insufficient to handle all the overflow traffic, then each/either Operator mustcontact the other to seek agreement to route the remainder of the traffic through its own itsown network to an alternative POI. The predefined prescribed arrangements anddetails of the information to be handed over in such an event, will be encompassed in 4.a ina document to be drawn up by the appropriate sub-committee. In the event that thepredefined routing arrangements for abnormal conditions cannot be implemented dueto exceptional circumstances within the PSTN, Telkom will provide details of thealternative arrangements which are to be implemented in their place.2.4 place.2. 4 Route Diversity and Security ArrangementsFor reliability signalling links must be provisioned over physically diverse transmissionpaths and/or equipment where such exists. Any deviation from this rule must benegotiated and agreed to in writing between Telkom and Vodacom.Telkom MTN.Telkom undertakes that the following rules will apply with respect to service levels.These will be assessed over any Accounting Period:1. At a service level of 99. 5% there will not be a need for diversity in any form.2. At a service level of 99. 9% Telkom shall provide transmission equipment diversity equipmentdiversity but not necessarily route diversity.3. For the 99. 95% service level then Telkom shall provide transmissionequipment and route diversity.The above rules would not incur extra costs to Vodacom MTN and any chance change to themmust be discussed them must bediscussed between the Parties.All 2 MBit/s systems carrying CCS 7 signalling links between MSCs and/or the POlsshall POIsshall be clearly marked in the switching and transmission equipment rooms so as toprevent any unnecessary maintenance activities.The minimum number of links per link set shall be two. Any number of links per linkset, however, exceeding 2 shall be negotiated between Vodacom MTN and Telkom. Allcircuit conditioning All circuitconditioning equipment such as PADS and echo cancellers must be removedfrom the removed fromthe signalling links.accordance links.4.accordance with CCITT Recommendations E. 154 164 and E. 153163. The International access 6.code accesscode will also be sent.3.6