I may have to try ZOC, but for the time being, I looked back at my e-mail from Feb, 2017 and I see the socktidy.exe issue.
Socktidy is launched from B4TCP.CMD, so I commented it out. I disabled Ethernet by renaming SETUP.CMD.
Injoy now connects. I can ping my server, I can ftp to my server, I can load a simple web page with Firefox. The connection is slow, and the Injoy window is full of errors. Eventually Injoy crashes. Oddly for such an old program, a .TRP file is left behind. (see attachment)
I'm hoping the crash is just because of my bad landline.
Trace:
*** TRACE FILE FOR IN-JOY DIALER - version 2.30
Sat Feb 26 16:35:59 2022
2602122 16355921 TCP/IP stack version 6.3100 detected
2602122 16370704 Activating packet mode
2602122 16370706 TX: CONFIG-REQ :periodic :id :50
2602122 16370800 RX: LCP PACKET - id = 1
2602122 16370800 RX: CONFIG_REQ
2602122 16370800 Unknown LCP option :type :0 :len :4
2602122 16370800 OPTION -> LCPOPTION_MRU -> MRU [1524]
2602122 16370801 OPTION -> LCPOPTION_ACCM -> ACCM [2560]
2602122 16370801 Will attempt to force remote ACCM to zero
2602122 16370801 OPTION -> LCPOPTION_AUTPROT, METHOD [PAP]
2602122 16370801 OPTION -> LCPOPTION_PROTCOMP
2602122 16370801 OPTION -> LCPOPTION_ADDRESSCOMP
2602122 16370801 Unknown LCP option :type :17 :len :4
2602122 16370802 Unknown LCP option :type :19 :len :9
2602122 16370802 TX: LCP PACKET, id = 1, code = 4
2602122 16370802 RX: LCP PACKET - id = 50
2602122 16370802 RX: CONFIG_ACK
2602122 16370895 RX: LCP PACKET - id = 1
2602122 16370895 RX: CONFIG_REQ
2602122 16370895 Unknown LCP option :type :0 :len :4
2602122 16370895 OPTION -> LCPOPTION_MRU -> MRU [1524]
2602122 16370895 OPTION -> LCPOPTION_ACCM -> ACCM [2560]
2602122 16370895 Will attempt to force remote ACCM to zero
2602122 16370895 OPTION -> LCPOPTION_AUTPROT, METHOD [PAP]
2602122 16370896 OPTION -> LCPOPTION_PROTCOMP
2602122 16370896 OPTION -> LCPOPTION_ADDRESSCOMP
2602122 16370896 Unknown LCP option :type :17 :len :4
2602122 16370896 Unknown LCP option :type :19 :len :9
2602122 16370896 TX: LCP PACKET, id = 1, code = 4
2602122 16370965 RX: LCP PACKET - id = 2
2602122 16370965 RX: CONFIG_REQ
2602122 16370965 OPTION -> LCPOPTION_MRU -> MRU [1524]
2602122 16370965 OPTION -> LCPOPTION_ACCM -> ACCM [2560]
2602122 16370965 Couldn't force remote ACCM to zero - accepting value
2602122 16370966 OPTION -> LCPOPTION_AUTPROT, METHOD [PAP]
2602122 16370966 OPTION -> LCPOPTION_PROTCOMP
2602122 16370966 OPTION -> LCPOPTION_ADDRESSCOMP
2602122 16370966 TX: LCP PACKET, id = 2, code = 2
2602122 16370966 Setting ESCAPE ACCM table to accm [2560]
2602122 16370967 *** LCP LAYER OPENED SUCCESSFULLY ***
2602122 16370967 *** PAP ENABLED.. KICKING OFF ***
2602122 16370967 TX: PAP AUTHENTICATION-REQ
2602122 16371043 RX: PAP INCLUDING PAP-EADER
2602122 16371043 PAP: Authentication Succeeded
2602122 16371044 RX: PAP CONFIG_ACK
2602122 16371044 IPCP: Initiating - Sending CONFIG_REQ
2602122 16371044 TX: IPCP_CONFIG-REQ, INCL HEADER
2602122 16371044 RX: IPCP PACKET INCLUDING IPCP-HEADER
2602122 16371044 RX: CONFIG_REQ
2602122 16371044 IPCP: OPTION -> IPCP_COMPRESS
2602122 16371044 IPCP: Rejecting VJ compression
2602122 16371045 IPCP: OPTION -> IPCP_ADDRESS, ADDRESS OF PEER [66.90.128.161]
2602122 16371045 TX: IPCP PACKET, INCL. HEADER
2602122 16371045 PPP: Unknown protocol: 0x80FD, PROTOCOL REJECT generated
2602122 16371045 TX: PROTOCOL REJECT
2602122 16371112 RX: IPCP PACKET INCLUDING IPCP-HEADER
2602122 16371112 RX: CONFIG_NAK
2602122 16371112 IPCP: OPTION NAK/REJ-> IP ADDRESS
2602122 16371113 IPCP: OPTION NAK/REJ-> PRIMARY DNS ADDRESS: 8.8.8.8
2602122 16371113 IPCP: OPTION NAK/REJ-> SECONDARY DNS ADDRESS: 8.8.4.4
2602122 16371113 RX: IPCP PACKET INCLUDING IPCP-HEADER
2602122 16371113 RX: CONFIG_REQ
2602122 16371113 IPCP: OPTION -> IPCP_ADDRESS, ADDRESS OF PEER [66.90.128.161]
2602122 16371113 TX: IPCP PACKET, INCL. HEADER
2602122 16371246 TX: IPCP_CONFIG-REQ, INCL HEADER
2602122 16371313 RX: IPCP PACKET INCLUDING IPCP-HEADER
2602122 16371313 RX: CONFIG_ACK
2602122 16371313 *** IPCP LAYER OPENED SUCCESSFULLY ***
2602122 16371313 [ppp0] [66.90.128.161] [72.251.14.51] [255.255.255.0]
2602122 16371313 [ppp0] Default Route [66.90.128.161]
2602122 16374339 PPP: Invalid protocol 0x3A20
2602122 16374340 Invalid fcs
2602122 16374689 PPP: Invalid protocol 0x0
2602122 16374689 Invalid fcs
2602122 16374690 PPP: Invalid protocol 0x2802
2602122 16374735 Invalid fcs
2602122 16375137 Invalid fcs
2602122 16381986 Invalid fcs
2602122 16381986 Invalid fcs
2602122 16381992 Invalid fcs
2602122 16382026 Invalid fcs
2602122 16383840 Invalid fcs
2602122 16384890 PPP: Invalid protocol 0x4
2602122 16384892 Invalid fcs
2602122 16384893 PPP: Invalid protocol 0x6230
2602122 16384893 Invalid fcs
2602122 16384895 PPP: Invalid protocol 0x3006
2602122 16384896 Invalid fcs
2602122 16384896 Invalid fcs
2602122 16385256 Invalid fcs
2602122 16385258 Invalid fcs
2602122 16385259 Invalid fcs
2602122 16385405 Invalid fcs
2602122 16385486 Invalid fcs
2602122 16385573 Invalid fcs
2602122 16385573 Invalid fcs
2602122 16385719 Invalid fcs
2602122 16385732 Invalid fcs
2602122 16390010 Invalid fcs
2602122 16390035 Invalid fcs
2602122 16390108 Invalid fcs
2602122 16390184 Invalid fcs
2602122 16390188 Invalid fcs
2602122 16390346 Invalid fcs
2602122 16390524 Invalid fcs
2602122 16390525 Invalid fcs
2602122 16390526 Invalid fcs
2602122 16390664 Invalid fcs
2602122 16390757 Invalid fcs
2602122 16390758 Invalid fcs
2602122 16390758 Invalid fcs
2602122 16390888 Invalid fcs
2602122 16391027 Invalid fcs
2602122 16391363 Invalid fcs
2602122 16391432 Invalid fcs
2602122 16391436 Invalid fcs
2602122 16391438 Invalid fcs
2602122 16391438 Invalid fcs
2602122 16391445 Invalid fcs
2602122 16391583 Invalid fcs
2602122 16391602 Invalid fcs
2602122 16391695 Invalid fcs
2602122 16391815 Invalid fcs
2602122 16391880 Invalid fcs
2602122 16392228 Invalid fcs
2602122 16392243 Invalid fcs
2602122 16392388 Invalid fcs
2602122 16392545 Invalid fcs
2602122 16392638 Invalid fcs
2602122 16392668 Invalid fcs
2602122 16392821 Invalid fcs
2602122 16392821 Invalid fcs
2602122 16392908 Invalid fcs
2602122 16392918 Invalid fcs
2602122 16392918 Invalid fcs
2602122 16392925 Invalid fcs
2602122 16393042 Invalid fcs
2602122 16393063 Invalid fcs
2602122 16393119 Invalid fcs
2602122 16393122 Invalid fcs
2602122 16393130 Invalid fcs
2602122 16393262 Invalid fcs
2602122 16393263 Invalid fcs
2602122 16393438 Invalid fcs
2602122 16393440 Invalid fcs
2602122 16393441 Invalid fcs
2602122 16393453 Invalid fcs
2602122 16393456 Invalid fcs
2602122 16393511 PPP: Invalid protocol 0x50
2602122 16393512 Invalid fcs
2602122 16393512 PPP: Invalid protocol 0x204
2602122 16393513 Invalid fcs
2602122 16393514 Invalid fcs
2602122 16394209 Invalid fcs
2602122 16394211 Invalid fcs
2602122 16394211 Invalid fcs
2602122 16394393 Invalid fcs
2602122 16394405 Invalid fcs
2602122 16394405 PPP: Invalid protocol 0x0
2602122 16394406 Invalid fcs
2602122 16394587 Invalid fcs
2602122 16394729 Invalid fcs
2602122 16394730 PPP: Invalid protocol 0x8EFA
2602122 16394794 Invalid fcs
2602122 16394892 Invalid fcs
2602122 16394893 PPP: Invalid protocol 0x1600
2602122 16394893 Invalid fcs
2602122 16394897 Invalid fcs
2602122 16394923 Invalid fcs
2602122 16394923 PPP: Invalid protocol 0x1600
2602122 16394923 Invalid fcs
2602122 16394942 Invalid fcs
2602122 16395068 Invalid fcs
2602122 16395623 PPP: Invalid protocol 0x5002
2602122 16395623 Invalid fcs
2602122 16395624 PPP: Invalid protocol 0x6EE2
2602122 16395624 Invalid fcs
2602122 16395761 Invalid fcs
2602122 16395958 Invalid fcs
2602122 16400012 Invalid fcs
2602122 16400041 Invalid fcs
2602122 16400080 Invalid fcs
2602122 16400143 Invalid fcs
2602122 16400178 Invalid fcs
2602122 16400440 Invalid fcs
2602122 16400443 Invalid fcs
2602122 16401046 Connection log entry generated
2602122 16401047 Deleting Default Route
2602122 16401047 Deleting [ppp0] [66.90.128.161] [72.251.14.51] [255.255.255.0]