> -----Original Message-----
> From: owner-portmaster-users@livingston.com
> [mailto:owner-portmaster-users@livingston.com]On Behalf Of Chris Trown
> Sent: Saturday, April 17, 1999 01:54
> To: portmaster-users@livingston.com
> Subject: (PM) Odd PPP negotiation behavior
>
>
>
>
>
> I'm trying to get a PM3(2T, PRI, 3.8.2) to happily coexist
> with a Gandalf
> 5232. Naturally, with this combination, it's not working.
>
> While processing the PPP debug output through DRING, I
> noticed something
> odd. At least to me. First, here's the output of the Gandalf
> connecting to
> the PM3:
>
>
>
> Dring: Decoder Ring for Livingston Product PPP traces
> -----------------------------------------------------
>
> Received LCP_CONFIGURE_REQUEST on port S45 of 33 bytes containing:
> 01 30 00 25 01 04 05 F4 03 04 C0 23 05 06 48 5D BD 8B 07
> 02 0B 04 12 01 11 04 05 F4 13 09 03 00 00 F3 20 A1 AD
>
> Packet Info: Code: 01, ID: 30, 37 bytes.
> Maximum-Receive-Unit [0x01], length: (4 bytes) 1524 bytes [0x05F4]
> Authentication-Protocol [0x03], length: (4 bytes), Password
> Authentication Protocol [0xC023]
> Magic-Number [0x05], length: (6 bytes), [0x485DBD8B]
> Protocol-Field-Compression [0x07], length: (2 bytes)
> Numbered-Mode [0x0B], length: (4 bytes), [0x1201]
> Multilink-MRRU [0x11], length: (4 bytes), [0x05F4]
> Max-Receive-Reconstructed-Unit (MRRU): 1524 bytes.
> Multilink-Endpoint-Discriminator [0x13], length: (9 bytes),
> [0x030000F320A1AD]
> Class [0x03]: IEEE 802.1 MAC Address 00 00 F3 20 A1 AD
>
> Sending LCP_CONFIGURE_REQUEST to port S45 of 29 bytes containing:
> 01 03 00 1D 05 06 A3 A7 AF 67 03 04 C0 23 11 04 06 1C 12
> 02 13 09 03 80 24 76 50 25 7D
> Packet Info: Code: 01, ID: 03, 29 bytes.
> Magic-Number [0x05], length: (6 bytes), [0xA3A7AF67]
> Authentication-Protocol [0x03], length: (4 bytes), Password
> Authentication Protocol [0xC023]
> Multilink-MRRU [0x11], length: (4 bytes), [0x061C]
> Max-Receive-Reconstructed-Unit (MRRU): 1564 bytes.
> Multilink-Short-Sequence-Number-Header [0x12], length: (2 bytes)
> Multilink-Endpoint-Discriminator [0x13], length: (9 bytes),
> [0x0380247650257D]
> Class [0x03]: IEEE 802.1 MAC Address 80 24 76 50 25 7D
>
> Sending LCP_CONFIGURE_REJECT to port S45 of 8 bytes containing:
> 04 30 00 08 0B 04 12 01
> Packet Info: Code: 04, ID: 30, 8 bytes.
> Numbered-Mode [0x0B], length: (4 bytes), [0x1201]
>
> Received LCP_CONFIGURE_REQUEST on port S45 of 33 bytes containing:
> 01 31 00 25 01 04 05 F4 03 04 C0 23 05 06 48 5D BD 8B 07
> 02 0B 04 12 01 11 04 05 F4 13 09 03 00 00 F3 20 A1 AD
>
> Packet Info: Code: 01, ID: 31, 37 bytes.
> Maximum-Receive-Unit [0x01], length: (4 bytes) 1524 bytes [0x05F4]
> Authentication-Protocol [0x03], length: (4 bytes), Password
> Authentication Protocol [0xC023]
> Magic-Number [0x05], length: (6 bytes), [0x485DBD8B]
> Protocol-Field-Compression [0x07], length: (2 bytes)
> Numbered-Mode [0x0B], length: (4 bytes), [0x1201]
> Multilink-MRRU [0x11], length: (4 bytes), [0x05F4]
> Max-Receive-Reconstructed-Unit (MRRU): 1524 bytes.
> Multilink-Endpoint-Discriminator [0x13], length: (9 bytes),
> [0x030000F320A1AD]
> Class [0x03]: IEEE 802.1 MAC Address 00 00 F3 20 A1 AD
>
> Sending LCP_CONFIGURE_REJECT to port S45 of 8 bytes containing:
> 04 31 00 08 0B 04 12 01
> Packet Info: Code: 04, ID: 31, 8 bytes.
> Numbered-Mode [0x0B], length: (4 bytes), [0x1201]
>
> Received LCP_CONFIGURE_REJECT on port S45 of 2 bytes containing:
> 04 03 00 06 12 02
> Packet Info: Code: 04, ID: 03, 6 bytes.
> Multilink-Short-Sequence-Number-Header [0x12], length: (2 bytes)
>
> Sending LCP_CONFIGURE_REQUEST to port S45 of 27 bytes containing:
> 01 04 00 1B 05 06 A3 A7 AF 67 03 04 C0 23 11 04 06 1C 13
> 09 03 80 24 76 50 25 7D
> Packet Info: Code: 01, ID: 04, 27 bytes.
> Magic-Number [0x05], length: (6 bytes), [0xA3A7AF67]
> Authentication-Protocol [0x03], length: (4 bytes), Password
> Authentication Protocol [0xC023]
> Multilink-MRRU [0x11], length: (4 bytes), [0x061C]
> Max-Receive-Reconstructed-Unit (MRRU): 1564 bytes.
> Multilink-Endpoint-Discriminator [0x13], length: (9 bytes),
> [0x0380247650257D]
> Class [0x03]: IEEE 802.1 MAC Address 80 24 76 50 25 7D
>
> Received LCP_CONFIGURE_REQUEST on port S45 of 29 bytes containing:
> 01 32 00 21 01 04 05 F4 03 04 C0 23 05 06 48 5D BD 8B 07
> 02 11 04 05 F4 13 09 03 00 00 F3 20 A1 AD
> Packet Info: Code: 01, ID: 32, 33 bytes.
> Maximum-Receive-Unit [0x01], length: (4 bytes) 1524 bytes [0x05F4]
> Authentication-Protocol [0x03], length: (4 bytes), Password
> Authentication Protocol [0xC023]
> Magic-Number [0x05], length: (6 bytes), [0x485DBD8B]
> Protocol-Field-Compression [0x07], length: (2 bytes)
> Multilink-MRRU [0x11], length: (4 bytes), [0x05F4]
> Max-Receive-Reconstructed-Unit (MRRU): 1524 bytes.
> Multilink-Endpoint-Discriminator [0x13], length: (9 bytes),
> [0x030000F320A1AD]
> Class [0x03]: IEEE 802.1 MAC Address 00 00 F3 20 A1 AD
>
> Sending LCP_CONFIGURE_NAK to port S45 of 9 bytes containing:
> 03 32 00 09 03 05 C2 23 05
> Packet Info: Code: 03, ID: 32, 9 bytes.
> Authentication-Protocol [0x03], length: (5 bytes),
> Challenge Handshake Authentication Protocol [0xC22305]
>
> Received LCP_CONFIGURE_REQUEST on port S45 of 29 bytes containing:
> 01 33 00 21 01 04 05 F4 03 04 C0 23 05 06 48 5D BD 8B 07
> 02 11 04 05 F4 13 09 03 00 00 F3 20 A1 AD
> Packet Info: Code: 01, ID: 33, 33 bytes.
> Maximum-Receive-Unit [0x01], length: (4 bytes) 1524 bytes [0x05F4]
> Authentication-Protocol [0x03], length: (4 bytes), Password
> Authentication Protocol [0xC023]
> Magic-Number [0x05], length: (6 bytes), [0x485DBD8B]
> Protocol-Field-Compression [0x07], length: (2 bytes)
> Multilink-MRRU [0x11], length: (4 bytes), [0x05F4]
> Max-Receive-Reconstructed-Unit (MRRU): 1524 bytes.
> Multilink-Endpoint-Discriminator [0x13], length: (9 bytes),
> [0x030000F320A1AD]
> Class [0x03]: IEEE 802.1 MAC Address 00 00 F3 20 A1 AD
>
> Sending LCP_CONFIGURE_NAK to port S45 of 9 bytes containing:
> 03 33 00 09 03 05 C2 23 05
> Packet Info: Code: 03, ID: 33, 9 bytes.
> Authentication-Protocol [0x03], length: (5 bytes),
> Challenge Handshake Authentication Protocol [0xC22305]
>
> Received LCP_CONFIGURE_ACK on port S45 of 23 bytes containing:
> 02 04 00 1B 05 06 A3 A7 AF 67 03 04 C0 23 11 04 06 1C 13
> 09 03 80 24 76 50 25 7D
> Packet Info: Code: 02, ID: 04, 27 bytes.
> Magic-Number [0x05], length: (6 bytes), [0xA3A7AF67]
> Authentication-Protocol [0x03], length: (4 bytes), Password
> Authentication Protocol [0xC023]
> Multilink-MRRU [0x11], length: (4 bytes), [0x061C]
> Max-Receive-Reconstructed-Unit (MRRU): 1564 bytes.
> Multilink-Endpoint-Discriminator [0x13], length: (9 bytes),
> [0x0380247650257D]
> Class [0x03]: IEEE 802.1 MAC Address 80 24 76 50 25 7D
>
> Received LCP_CONFIGURE_REQUEST on port S45 of 30 bytes containing:
> 01 34 00 22 01 04 05 F4 03 05 C2 23 05 05 06 48 5D BD 8B
> 07 02 11 04 05 F4 13 09 03 00 00 F3 20 A1 AD
> Packet Info: Code: 01, ID: 34, 34 bytes.
> Maximum-Receive-Unit [0x01], length: (4 bytes) 1524 bytes [0x05F4]
> Authentication-Protocol [0x03], length: (5 bytes),
> Challenge Handshake Authentication Protocol [0xC22305]
> Magic-Number [0x05], length: (6 bytes), [0x485DBD8B]
> Protocol-Field-Compression [0x07], length: (2 bytes)
> Multilink-MRRU [0x11], length: (4 bytes), [0x05F4]
> Max-Receive-Reconstructed-Unit (MRRU): 1524 bytes.
> Multilink-Endpoint-Discriminator [0x13], length: (9 bytes),
> [0x030000F320A1AD]
> Class [0x03]: IEEE 802.1 MAC Address 00 00 F3 20 A1 AD
>
> Sending LCP_CONFIGURE_ACK to port S45 of 34 bytes containing:
> 02 34 00 22 01 04 05 F4 03 05 C2 23 05 05 06 48 5D BD 8B
> 07 02 11 04 05 F4 13 09 03 00 00 F3 20 A1 AD
> Packet Info: Code: 02, ID: 34, 34 bytes.
> Maximum-Receive-Unit [0x01], length: (4 bytes) 1524 bytes [0x05F4]
> Authentication-Protocol [0x03], length: (5 bytes),
> Challenge Handshake Authentication Protocol [0xC22305]
> Magic-Number [0x05], length: (6 bytes), [0x485DBD8B]
> Protocol-Field-Compression [0x07], length: (2 bytes)
> Multilink-MRRU [0x11], length: (4 bytes), [0x05F4]
> Max-Receive-Reconstructed-Unit (MRRU): 1524 bytes.
> Multilink-Endpoint-Discriminator [0x13], length: (9 bytes),
> [0x030000F320A1AD]
> Class [0x03]: IEEE 802.1 MAC Address 00 00 F3 20 A1 AD
> **** S45: LCP Open
>
> Received LCP_CONFIGURE_REQUEST on port S45 of 30 bytes containing:
> 01 35 00 22 01 04 05 F4 03 05 C2 23 05 05 06 48 5D BD 8B
> 07 02 11 04 05 F4 13 09 03 00 00 F3 20 A1 AD
> Packet Info: Code: 01, ID: 35, 34 bytes.
> Maximum-Receive-Unit [0x01], length: (4 bytes) 1524 bytes [0x05F4]
> Authentication-Protocol [0x03], length: (5 bytes),
> Challenge Handshake Authentication Protocol [0xC22305]
> Magic-Number [0x05], length: (6 bytes), [0x485DBD8B]
> Protocol-Field-Compression [0x07], length: (2 bytes)
> Multilink-MRRU [0x11], length: (4 bytes), [0x05F4]
> Max-Receive-Reconstructed-Unit (MRRU): 1524 bytes.
> Multilink-Endpoint-Discriminator [0x13], length: (9 bytes),
> [0x030000F320A1AD]
> Class [0x03]: IEEE 802.1 MAC Address 00 00 F3 20 A1 AD
> **** S45: LCP Re-opening
>
> Sending LCP_CONFIGURE_REQUEST to port S45 of 27 bytes containing:
> 01 05 00 1B 05 06 A3 A7 AF 67 03 04 C0 23 11 04 06 1C 13
> 09 03 80 24 76 50 25 7D
> Packet Info: Code: 01, ID: 05, 27 bytes.
> Magic-Number [0x05], length: (6 bytes), [0xA3A7AF67]
> Authentication-Protocol [0x03], length: (4 bytes), Password
> Authentication Protocol [0xC023]
> Multilink-MRRU [0x11], length: (4 bytes), [0x061C]
> Max-Receive-Reconstructed-Unit (MRRU): 1564 bytes.
> Multilink-Endpoint-Discriminator [0x13], length: (9 bytes),
> [0x0380247650257D]
> Class [0x03]: IEEE 802.1 MAC Address 80 24 76 50 25 7D
>
> Sending LCP_CONFIGURE_ACK to port S45 of 34 bytes containing:
> 02 35 00 22 01 04 05 F4 03 05 C2 23 05 05 06 48 5D BD 8B
> 07 02 11 04 05 F4 13 09 03 00 00 F3 20 A1 AD
> Packet Info: Code: 02, ID: 35, 34 bytes.
> Maximum-Receive-Unit [0x01], length: (4 bytes) 1524 bytes [0x05F4]
> Authentication-Protocol [0x03], length: (5 bytes),
> Challenge Handshake Authentication Protocol [0xC22305]
> Magic-Number [0x05], length: (6 bytes), [0x485DBD8B]
> Protocol-Field-Compression [0x07], length: (2 bytes)
> Multilink-MRRU [0x11], length: (4 bytes), [0x05F4]
> Max-Receive-Reconstructed-Unit (MRRU): 1524 bytes.
> Multilink-Endpoint-Discriminator [0x13], length: (9 bytes),
> [0x030000F320A1AD]
> Class [0x03]: IEEE 802.1 MAC Address 00 00 F3 20 A1 AD
>
> Received LCP_CONFIGURE_ACK on port S45 of 23 bytes containing:
> 02 05 00 1B 05 06 A3 A7 AF 67 03 04 C0 23 11 04 06 1C 13
> 09 03 80 24 76 50 25 7D
> Packet Info: Code: 02, ID: 05, 27 bytes.
> Magic-Number [0x05], length: (6 bytes), [0xA3A7AF67]
> Authentication-Protocol [0x03], length: (4 bytes), Password
> Authentication Protocol [0xC023]
> Multilink-MRRU [0x11], length: (4 bytes), [0x061C]
> Max-Receive-Reconstructed-Unit (MRRU): 1564 bytes.
> Multilink-Endpoint-Discriminator [0x13], length: (9 bytes),
> [0x0380247650257D]
> Class [0x03]: IEEE 802.1 MAC Address 80 24 76 50 25 7D
> **** S45: LCP Open
>
> Received PAP_AUTH_REQ on port S45 of 24 bytes containing:
> 01 01 00 18 0B 63 74 72 6F 77 6E 2D 69 73 64 6E 07 68 6A
> 78 66 67 6E 6A
> Packet Info: Code: 01, ID: 01, 24 bytes.
> Login ID: ctrown-isdn (11 bytes), [0x6374726F776E2D6973646E]
> Password: XX (Y bytes), [0xZZZZZZZZZZ]
>
> Received CHAP_CONF_CHALLENGE on port S45 of 20 bytes containing:
> 01 02 00 14 04 C3 62 FD 09 63 74 72 6F 77 6E 2D 69 73 64
> 6E
> Packet Info: Code: 01, ID: 02, 20 bytes.
> ValSize[0x04]: (4 bytes), Value: [0xC362FD09]
> Name: ctrown-isdn [0x6374726F776E2D6973646E]
>
> S45: Couldn't find CHAP user ctrown-i
>
> Sending PAP_AUTH_ACK to port S45 of 20 bytes containing:
> 02 01 00 14 0F 4C 6F 67 69 6E 20 53 75 63 63 65 65 64 65
> 64
> Packet Info: Code: 02, ID: 01, 20 bytes.
> Message: Login Succeeded (15 bytes),
> [0x4C6F67696E20537563636565646564]
>
> Sending IPCP_CONFIGURE_REQUEST to port S45 of 16 bytes containing:
> 01 01 00 10 02 06 00 2D 0F 00 03 06 84 F1 3C F2
> Packet Info: Code: 01, ID: 01, 16 bytes.
> IP-Compression-Protocol [0x02], length: (6 bytes), Van
> Jacobson Compressed TCP/IP [0x002D0F00]
> IP-Address [0x03], length: (6 bytes), [132.241.60.242]
>
>
>
> Sending IPCP_CONFIGURE_REQUEST to port S45 of 16 bytes containing:
> 01 02 00 10 02 06 00 2D 0F 00 03 06 84 F1 3C F2
> Packet Info: Code: 01, ID: 02, 16 bytes.
> IP-Compression-Protocol [0x02], length: (6 bytes), Van
> Jacobson Compressed TCP/IP [0x002D0F00]
> IP-Address [0x03], length: (6 bytes), [132.241.60.242]
>
>
>
> Sending IPCP_CONFIGURE_REQUEST to port S45 of 16 bytes containing:
> 01 03 00 10 02 06 00 2D 0F 00 03 06 84 F1 3C F2
> Packet Info: Code: 01, ID: 03, 16 bytes.
> IP-Compression-Protocol [0x02], length: (6 bytes), Van
> Jacobson Compressed TCP/IP [0x002D0F00]
> IP-Address [0x03], length: (6 bytes), [132.241.60.242]
>
>
>
> Received LCP_TERMINATE_REQUEST on port S45 of 0 bytes containing:
> 05 36 00 04
> Packet Info: Code: 05, ID: 36, 4 bytes.
>
> Sending LCP_TERMINATE_ACK to port S45 of 4 bytes containing:
> 06 06 00 04
> Packet Info: Code: 06, ID: 06, 4 bytes.
>
>
> Look at the LCP_CONFIGURE_REQUEST with ID 32. The Gandalf is clearly
> asking for PAP authentication. Next, the PM3 sends a
> LCP_CONFIGURE_NAK to
> using CHAP. Huh? Where did that come from? Is that right?
>
> The poor Gandalf wants to do PAP, but not CHAP. It looks
> like the PM3 is
> insisting, and the Gandalf eventually caves in and tries CHAP.
> It fails. As a
> side question, somewhat related, why did CHAP auth fail? I have
> a couple of
> other ISDN boxes that use CHAP successfully, via Radius.
>
> Is this a bug, or am I missing something?
>
> Chris...
>
> --
> What's the point?
>
> An NT server can be run by an idiot, and usually is.
> PGP fingerprint: 063FCE320681C336 78C164FC9B2F91EA
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