Hi, Can you open an issue on wireshark gitlab ? With pcap file and link to spec.
Cheers Le ven. 3 déc. 2021 à 17:26, max payne.. <pankaj.knit...@gmail.com> a écrit : > Hi, > > This is to inform you that we are supporting FEC Stack Change Sub-TLV in > DDMAP TLV. I have Hex Dump, which is correct as per my understanding but it > is not getting decoded on Wireshark or Online Decoder. > > Please let me know if the latest Wireshark "Version 3.6.0 > (v3.6.0-0-g3a34e44d02c9)" supports the following (RFC 8029 3.4.1.3 > <https://datatracker.ietf.org/doc/html/rfc8029#section-3.4.1.3>. FEC > Stack Change Sub-TLV) :- > 1) Multiple FEC stack change sub-TLV in DDMap TLV, whereas single FEC > stack change TLV is decoded properly. Please find the HEX dump below. > 2) FEC stack change sub-TLV along with FEC stack sub-TLV in DDMap TLV is > not decoded properly. Please find the HEX dump below. > > I am having following HEX Dump, which is not getting decoded properly on > wireshark or online decoder "https://hpd.gasmi.net/" > > > *Two FEC stack Sub-TLV in DDMAP TLV not decoded properly on wireshark or > on https://hpd.gasmi.net/ <https://hpd.gasmi.net/>* > Ethernet: 18 92 a4 55 71 04 00 23 8a fb c2 04 81 00 00 d4 > 08 00 > > IP: 45 00 > IP Len: 00 68 > 71 a5 00 00 ff 11 29 a4 07 07 > 07 07 09 09 09 09 > > UDP: 0d af 0d af > UPD Len: 00 54 > a8 b1 > > ECHO: 00 01 > 00 00 02 02 08 02 00 00 00 16 00 00 00 03 e4 ae > 50 eb 6f c5 47 9d e4 ae 50 eb 70 2a dc 4c > > DDMAP: 00 14 00 28 > 05 dc 01 02 d2 01 01 01 d2 01 01 01 00 00 > SUB-Len: 00 18 > > Stack-chg Type: 00 03 00 08 > Value : 02 01 00 00 > 06 06 06 06 > > Stack-chg Type: 00 03 00 08 > Value : 02 01 00 00 > 07 07 07 07 > > *FEC stack change sub-TLV with FEC sub-TLV (IGP IPV4 Prefix Segment TLV) > not decoded properly on wireshark or on https://hpd.gasmi.net/ > <https://hpd.gasmi.net/>.* > > Ethernet: 18 92 a4 55 71 04 00 23 8a fb c2 04 81 00 00 d4 > 08 00 > > IP: 45 00 > IP Len: 00 68 > 71 a5 00 00 ff 11 29 a4 07 07 > 07 07 09 09 09 09 > > UDP: 0d af 0d af > UPD Len: 00 54 > a8 b1 > > ECHO: 00 01 > 00 00 02 02 08 02 00 00 00 16 00 00 00 03 e4 ae > 50 eb 6f c5 47 9d e4 ae 50 eb 70 2a dc 4c > > DDMAP: 00 14 00 28 > 05 dc 01 02 d2 01 01 01 d2 01 01 01 00 00 > SUB-Len: 00 18 > > Stack-chg Type: 00 03 00 08 > Value : 02 01 0c 00 > 06 06 06 06 > > FEC TLV Type: 00 0e 00 08 > Value : 01 01 01 01 > 20 00 00 00 > > *Whereas multiple Label-Stack sub-TLV in DDMap TLV is getting properly > decoded on https://hpd.gasmi.net/ <https://hpd.gasmi.net/>* > Ethernet: 18 92 a4 55 71 04 00 23 8a fb c2 04 81 00 00 d4 > 08 00 > > IP: 45 00 > IP Len: 00 60 > 71 a5 00 00 ff 11 29 a4 07 07 > 07 07 09 09 09 09 > > UDP: 0d af 0d af > UPD Len: 00 4C > a8 b1 > > MPLS Echo: 00 01 > 00 00 02 02 08 02 00 00 00 16 00 00 00 03 e4 ae > 50 eb 6f c5 47 9d e4 ae 50 eb 70 2a dc 4c > > DDMAP: 00 14 00 20 > 05 dc 01 02 d2 01 01 01 d2 01 01 01 00 00 > SUB-Len: 00 10 > > Label-S: 00 02 00 04 > 00 00 30 06 > > Label-S: 00 02 00 04 > 00 00 30 06 > > > -- > Pankaj Verma > ___________________________________________________________________________ > Sent via: Wireshark-dev mailing list <wireshark-dev@wireshark.org> > Archives: https://www.wireshark.org/lists/wireshark-dev > Unsubscribe: https://www.wireshark.org/mailman/options/wireshark-dev > mailto:wireshark-dev-requ...@wireshark.org > ?subject=unsubscribe >
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