| Subject | English | Polish |
| comp., MS | Internetwork Packet Exchange/Sequenced Packet Exchange | Internetwork Packet Exchange/Sequenced Packet Exchange, IPX/SPX (Transport protocols used in Novell NetWare networks, which together correspond to the combination of TCP and IP in the TCP/IP protocol suite. Windows implements IPX through NWLink) |
| telegr. | packet sequencing | sekwencjonowanie pakietów |
| telegr. | packet sequencing | porządkowania pakietów |