Index of /pdf/ibm/sna/x25
       _______________________________
       
   DIR /pdf/ibm/sna
       G320-5916-0_X.25_NCP_NPSI_Presentaion_198209.pdf
       G3637_DSNI_X25_Class_1990.pdf
       GA27-3345-2_X.25_Interface_for_Attaching_SNA_Nodes_to_Packet-Switched_Data_Networks_General_Information_Manual_198503.pdf
       GC30-3080-1_IBM_X.25_NCP_Packet_Switching_Interface_General_Information_198209.pdf
       GC30-3189-1_IBM_X.25_NCP_Packet_Switching_Interface_General_Information_198312.pdf
       GC30-3469-2_X.25_NCP_Packet_Switching_Interface_Version_3_General_Information_198909.pdf
       GG22-9103_X.25_Primer_198110.pdf
       GG24-1567-0_X.25_NCP_Packet_Switching_Interface_Release_2_and_3_Guide_198212.pdf
       GG24-1568-0_X.25_SNA_Guide_198208.pdf
       GH19-6576-0_X.25_SNA_Interconnection_DTE_DCE_Interface_Description_198801.pdf
       SC30-3078-0_X.25_NCP_Packet_Switching_Interface_Program_Description_and_Operation_198109.pdf
       SC30-3079-2_X.25_NCP_Packet_Switching_Interface_Reference_Summary_198303.pdf
       SC30-3163-1_X.25_NCP_Packet_Switching_Interface_for_IBM_3705_Installation_and_Operation_198307.pdf
       SC30-3164-1_X.25_NCP_Packet_Switching_Interface_for_IBM_3705_Diagnosis_Guide_198307.pdf
       SC30-3409-1_The_X.25_1984-1988_DTE_DCE_and_DTE_DTE_Interface_Architecture_Reference_199006.pdf
       SC30-3470-1_X.25_NCP_Packet_Switching_Interface_Ver_3_Rel_1_and_2_Planning_and_Installation_198812.pdf
       SC30-3470-2_X.25_Control_Program_Packet_Switching_Interface_Ver3_Planning_and_Installation_199005.pdf
       SC30-3502-2X.25_Control_Program_Packet_Switching_Interface_Ver3_Host_Programming_199005.pdf