m3ulcb:~# tcpdump -i any -n tcp and port 1027 -t -A -S -s0 -vv tcpdump: listening on any, link-type LINUX_SLL (Linux cooked), capture size 262144 bytes IP (tos 0x0, ttl 64, id 41799, offset 0, flags [DF], proto TCP (6), length 72, options (unknown 134,EOL)) 127.0.0.1.38266 > 127.0.0.1.1027: Flags [S], cksum 0xfe30 (incorrect -> 0xdf0a), seq 3188500019, win 43690, options [mss 65495,sackOK,TS val 2523738617 ecr 0,nop,wscale 7], length 0 H..H.G@.@..W..................(..z.....3.........0......... .m1......... IP (tos 0x0, ttl 64, id 0, offset 0, flags [DF], proto TCP (6), length 72, options (unknown 134,EOL)) 127.0.0.1.1027 > 127.0.0.1.38266: Flags [S.], cksum 0xfe30 (incorrect -> 0xb007), seq 2602617706, ack 3188500020, win 43690, options [mss 65495,sackOK,TS val 2523738617 ecr 2523738617,nop,wscale 7], length 0 H..H..@.@.....................(....z. .j...4.....0......... .m1..m1..... IP (tos 0x0, ttl 64, id 41800, offset 0, flags [DF], proto TCP (6), length 64, options (unknown 134,EOL)) 127.0.0.1.38266 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x824c), seq 3188500020, ack 2602617707, win 342, options [nop,nop,TS val 2523738617 ecr 2523738617], length 0 H..@.H@.@..^..................(..z.....4. .k...V.(..... .m1..m1. IP (tos 0x0, ttl 64, id 41801, offset 0, flags [DF], proto TCP (6), length 291, options (unknown 134,EOL)) 127.0.0.1.38266 > 127.0.0.1.1027: Flags [P.], cksum 0xff0b (incorrect -> 0x869c), seq 3188500020:3188500247, ack 2602617707, win 342, options [nop,nop,TS val 2523738617 ecr 2523738617], length 227 H..#.I@.@..z..................(..z.....4. .k...V....... .m1..m1.GET /api?token=HELLO HTTP/1.1 Host: 127.0.0.1:1027 Upgrade: websocket Connection: Upgrade Sec-WebSocket-Version: 13 Sec-WebSocket-Key: MfpIVG082jFTV7SxTNNijQ== Sec-WebSocket-Protocol: x-afb-ws-json1 Content-Length: 0 IP (tos 0x0, ttl 64, id 41807, offset 0, flags [DF], proto TCP (6), length 119, options (unknown 134,EOL)) 127.0.0.1.38266 > 127.0.0.1.1027: Flags [P.], cksum 0xfe5f (incorrect -> 0x8bf4), seq 3188500462:3188500517, ack 2602618395, win 359, options [nop,nop,TS val 2523738624 ecr 2523738623], length 55 H..w.O@.@.. ..................(..z....... .....g._..... .m2..m1..5[2,"999995","windowmanager/wm_subscribe",{"event":3}] IP (tos 0x0, ttl 64, id 52773, offset 0, flags [DF], proto TCP (6), length 148, options (unknown 134,EOL)) 127.0.0.1.1027 > 127.0.0.1.38266: Flags [P.], cksum 0xfe7c (incorrect -> 0xd019), seq 2602618395:2602618479, ack 3188500517, win 350, options [nop,nop,TS val 2523738624 ecr 2523738624], length 84 H....%@.@..-..................(....z. .....%...^.|..... .m2..m2..R[3,"999995",{"jtype":"afb-reply","request":{"status":"success","info":"success"}}] IP (tos 0x0, ttl 64, id 41808, offset 0, flags [DF], proto TCP (6), length 119, options (unknown 134,EOL)) 127.0.0.1.38266 > 127.0.0.1.1027: Flags [P.], cksum 0xfe5f (incorrect -> 0x8a68), seq 3188500517:3188500572, ack 2602618479, win 359, options [nop,nop,TS val 2523738625 ecr 2523738624], length 55 H..w.P@.@.....................(..z.....%. .o...g._..... .m2..m2..5[2,"999994","windowmanager/wm_subscribe",{"event":4}] IP (tos 0x0, ttl 64, id 52774, offset 0, flags [DF], proto TCP (6), length 148, options (unknown 134,EOL)) 127.0.0.1.1027 > 127.0.0.1.38266: Flags [P.], cksum 0xfe7c (incorrect -> 0xcf8d), seq 2602618479:2602618563, ack 3188500572, win 350, options [nop,nop,TS val 2523738625 ecr 2523738625], length 84 H....&@.@..,..................(....z. .o...\...^.|..... .m2..m2..R[3,"999994",{"jtype":"afb-reply","request":{"status":"success","info":"success"}}] IP (tos 0x0, ttl 64, id 41809, offset 0, flags [DF], proto TCP (6), length 119, options (unknown 134,EOL)) 127.0.0.1.38266 > 127.0.0.1.1027: Flags [P.], cksum 0xfe5f (incorrect -> 0x88dd), seq 3188500572:3188500627, ack 2602618563, win 359, options [nop,nop,TS val 2523738625 ecr 2523738625], length 55 H..w.Q@.@.....................(..z.....\. .....g._..... .m2..m2..5[2,"999993","windowmanager/wm_subscribe",{"event":5}] IP (tos 0x0, ttl 64, id 52775, offset 0, flags [DF], proto TCP (6), length 148, options (unknown 134,EOL)) 127.0.0.1.1027 > 127.0.0.1.38266: Flags [P.], cksum 0xfe7c (incorrect -> 0xcf02), seq 2602618563:2602618647, ack 3188500627, win 350, options [nop,nop,TS val 2523738626 ecr 2523738625], length 84 H....'@.@..+..................(....z. .........^.|..... .m2..m2..R[3,"999993",{"jtype":"afb-reply","request":{"status":"success","info":"success"}}] IP (tos 0x0, ttl 64, id 38610, offset 0, flags [DF], proto TCP (6), length 72, options (unknown 134,EOL)) 127.0.0.1.38268 > 127.0.0.1.1027: Flags [S], cksum 0xfe30 (incorrect -> 0x7edc), seq 817796005, win 43690, options [mss 65495,sackOK,TS val 2523738626 ecr 0,nop,wscale 7], length 0 H..H..@.@.....................(..|..0............0......... .m2......... IP (tos 0x0, ttl 64, id 0, offset 0, flags [DF], proto TCP (6), length 72, options (unknown 134,EOL)) 127.0.0.1.1027 > 127.0.0.1.38268: Flags [S.], cksum 0xfe30 (incorrect -> 0xa32c), seq 728754111, ack 817796006, win 43690, options [mss 65495,sackOK,TS val 2523738626 ecr 2523738626,nop,wscale 7], length 0 H..H..@.@.....................(....|+o..0........0......... .m2..m2..... IP (tos 0x0, ttl 64, id 38611, offset 0, flags [DF], proto TCP (6), length 64, options (unknown 134,EOL)) 127.0.0.1.38268 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x7571), seq 817796006, ack 728754112, win 342, options [nop,nop,TS val 2523738626 ecr 2523738626], length 0 H..@..@.@.....................(..|..0...+o.....V.(..... .m2..m2. IP (tos 0x0, ttl 64, id 41811, offset 0, flags [DF], proto TCP (6), length 159, options (unknown 134,EOL)) 127.0.0.1.38266 > 127.0.0.1.1027: Flags [P.], cksum 0xfe87 (incorrect -> 0x5033), seq 3188500627:3188500722, ack 2602618647, win 359, options [nop,nop,TS val 2523739687 ecr 2523738626], length 95 H....S@.@.....................(..z....... .....g....... .m6'.m2..][2,"999992","windowmanager/RequestSurfaceXDG",{"drawing_name":"WebApp-1027","ivi_id":"4075"}] IP (tos 0x0, ttl 64, id 52776, offset 0, flags [DF], proto TCP (6), length 148, options (unknown 134,EOL)) 127.0.0.1.1027 > 127.0.0.1.38266: Flags [P.], cksum 0xfe7c (incorrect -> 0xc603), seq 2602618647:2602618731, ack 3188500722, win 350, options [nop,nop,TS val 2523739689 ecr 2523739687], length 84 H....(@.@..*..................(....z. .........^.|..... .m6).m6'.R[3,"999992",{"jtype":"afb-reply","request":{"status":"success","info":"success"}}] IP (tos 0x0, ttl 64, id 41812, offset 0, flags [DF], proto TCP (6), length 169, options (unknown 134,EOL)) 127.0.0.1.38266 > 127.0.0.1.1027: Flags [P.], cksum 0xfe91 (incorrect -> 0xd496), seq 3188500722:3188500827, ack 2602618731, win 359, options [nop,nop,TS val 2523739690 ecr 2523739689], length 105 H....T@.@.....................(..z....... .k...g....... .m6*.m6).g[2,"999991","windowmanager/ActivateWindow",{"drawing_name":"WebApp-1027","drawing_area":"normal.full"}] IP (tos 0x0, ttl 64, id 41813, offset 0, flags [DF], proto TCP (6), length 64, options (unknown 134,EOL)) 127.0.0.1.38266 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x725a), seq 3188500827, ack 2602618815, win 359, options [nop,nop,TS val 2523739692 ecr 2523739692], length 0 H..@.U@.@..Q..................(..z.....[. .....g.(..... .m6,.m6, IP (tos 0x0, ttl 64, id 52778, offset 0, flags [DF], proto TCP (6), length 275, options (unknown 134,EOL)) 127.0.0.1.1027 > 127.0.0.1.38266: Flags [P.], cksum 0xfefb (incorrect -> 0x008a), seq 2602618815:2602619026, ack 3188500827, win 350, options [nop,nop,TS val 2523739734 ecr 2523739692], length 211 H....*@.@.....................(....z. .....[...^....... .m6V.m6,.~..[5,"windowmanager/syncDraw",{"event":"windowmanager\/syncDraw","data":{"drawing_name":"WebApp-1027","drawing_area":"normal.full","drawing_rect":{"x":0,"y":123,"width":608,"height":837}},"jtype":"afb-event"}] IP (tos 0x0, ttl 64, id 41814, offset 0, flags [DF], proto TCP (6), length 64, options (unknown 134,EOL)) 127.0.0.1.38266 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x712b), seq 3188500827, ack 2602619026, win 367, options [nop,nop,TS val 2523739734 ecr 2523739734], length 0 H..@.V@.@..P..................(..z.....[. .....o.(..... .m6V.m6V IP (tos 0x0, ttl 64, id 41815, offset 0, flags [DF], proto TCP (6), length 133, options (unknown 134,EOL)) 127.0.0.1.38266 > 127.0.0.1.1027: Flags [P.], cksum 0xfe6d (incorrect -> 0x7896), seq 3188500827:3188500896, ack 2602619026, win 367, options [nop,nop,TS val 2523739734 ecr 2523739734], length 69 H....W@.@.. ..................(..z.....[. .....o.m..... .m6V.m6V.C[2,"999990","windowmanager/EndDraw",{"drawing_name":"WebApp-1027"}] IP (tos 0x0, ttl 64, id 52779, offset 0, flags [DF], proto TCP (6), length 148, options (unknown 134,EOL)) 127.0.0.1.1027 > 127.0.0.1.38266: Flags [P.], cksum 0xfe7c (incorrect -> 0xc37e), seq 2602619026:2602619110, ack 3188500896, win 350, options [nop,nop,TS val 2523739736 ecr 2523739734], length 84 H....+@.@..'..................(....z. .........^.|..... .m6X.m6V.R[3,"999990",{"jtype":"afb-reply","request":{"status":"success","info":"success"}}] IP (tos 0x0, ttl 64, id 41816, offset 0, flags [DF], proto TCP (6), length 64, options (unknown 134,EOL)) 127.0.0.1.38266 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x708e), seq 3188500896, ack 2602619110, win 367, options [nop,nop,TS val 2523739736 ecr 2523739736], length 0 H..@.X@.@..N..................(..z....... .....o.(..... .m6X.m6X IP (tos 0x0, ttl 64, id 52780, offset 0, flags [DF], proto TCP (6), length 676, options (unknown 134,EOL)) 127.0.0.1.1027 > 127.0.0.1.38266: Flags [P.], cksum 0x008d (incorrect -> 0xff90), seq 2602619110:2602619722, ack 3188500896, win 350, options [nop,nop,TS val 2523739778 ecr 2523739736], length 612 H....,@.@.....................(....z. .........^....... .m6..m6X.x[5,"windowmanager/visible",{"event":"windowmanager\/visible","data":{"drawing_name":"WebApp-1027"},"jtype":"afb-event"}].v[5,"windowmanager/active",{"event":"windowmanager\/active","data":{"drawing_name":"WebApp-1027"},"jtype":"afb-event"}].w[5,"windowmanager/inactive",{"event":"windowmanager\/inactive","data":{"drawing_name":"launcher"},"jtype":"afb-event"}].y[5,"windowmanager/invisible",{"event":"windowmanager\/invisible","data":{"drawing_name":"launcher"},"jtype":"afb-event"}].|[5,"windowmanager/flushDraw",{"event":"windowmanager\/flushDraw","data":{"drawing_name":"WebApp-1027"},"jtype":"afb-event"}] IP (tos 0x0, ttl 64, id 41817, offset 0, flags [DF], proto TCP (6), length 64, options (unknown 134,EOL)) 127.0.0.1.38266 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x6dcc), seq 3188500896, ack 2602619722, win 377, options [nop,nop,TS val 2523739778 ecr 2523739778], length 0 H..@.Y@.@..M..................(..z....... .J...y.(..... .m6..m6. IP6 (flowlabel 0x1734d, hlim 64, next-header TCP (6) payload length: 40) ::1.37080 > ::1.1027: Flags [S], cksum 0x0030 (incorrect -> 0x2e4d), seq 2041801080, win 43690, options [mss 65476,sackOK,TS val 2805814705 ecr 0,nop,wscale 7], length 0 `.sM.(.@....................................y.ix.........0......... .=U......... IP6 (flowlabel 0x7c262, hlim 64, next-header TCP (6) payload length: 20) ::1.1027 > ::1.37080: Flags [R.], cksum 0x001c (incorrect -> 0x37c7), seq 0, ack 2041801081, win 0, length 0 `..b...@........................................y.iyP....... IP (tos 0x0, ttl 64, id 38941, offset 0, flags [DF], proto TCP (6), length 60) 127.0.0.1.38272 > 127.0.0.1.1027: Flags [S], cksum 0xfe30 (incorrect -> 0x9cc0), seq 4259028910, win 43690, options [mss 65495,sackOK,TS val 2523740915 ecr 0,nop,wscale 7], length 0 E..<..@.@............................0......... .m:......... IP (tos 0x0, ttl 64, id 0, offset 0, flags [DF], proto TCP (6), length 60) 127.0.0.1.1027 > 127.0.0.1.38272: Flags [S.], cksum 0xfe30 (incorrect -> 0x8415), seq 1787681963, ack 4259028911, win 43690, options [mss 65495,sackOK,TS val 2523740915 ecr 2523740915,nop,wscale 7], length 0 E..<..@.@.<.............j............0......... .m:..m:..... IP (tos 0x0, ttl 64, id 38942, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38272 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x565a), seq 4259028911, ack 1787681964, win 342, options [nop,nop,TS val 2523740915 ecr 2523740915], length 0 E..4..@.@...................j......V.(..... .m:..m:. IP (tos 0x0, ttl 64, id 38943, offset 0, flags [DF], proto TCP (6), length 468) 127.0.0.1.38272 > 127.0.0.1.1027: Flags [P.], cksum 0xffc8 (incorrect -> 0xd6cb), seq 4259028911:4259029327, ack 1787681964, win 342, options [nop,nop,TS val 2523740916 ecr 2523740915], length 416 E.....@.@...................j......V....... .m:..m:.GET /index.html?token=HELLO HTTP/1.1 Host: localhost:1027 Connection: keep-alive Upgrade-Insecure-Requests: 1 User-Agent: Mozilla/5.0 (X11; Linux aarch64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.34 Safari/537.36 WebAppManager Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8 Accept-Language: Accept-Encoding: gzip, deflate If-None-Match: 68370BF4000001B0 IP (tos 0x0, ttl 64, id 56095, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.1027 > 127.0.0.1.38272: Flags [.], cksum 0xfe28 (incorrect -> 0x54b0), seq 1787681964, ack 4259029327, win 350, options [nop,nop,TS val 2523740916 ecr 2523740916], length 0 E..4..@.@.a.............j......O...^.(..... .m:..m:. IP (tos 0x0, ttl 64, id 56096, offset 0, flags [DF], proto TCP (6), length 189) 127.0.0.1.1027 > 127.0.0.1.38272: Flags [P.], cksum 0xfeb1 (incorrect -> 0x0042), seq 1787681964:1787682101, ack 4259029327, win 350, options [nop,nop,TS val 2523740917 ecr 2523740916], length 137 E.... @.@.a.............j......O...^....... .m:..m:.HTTP/1.1 304 Not Modified Connection: Keep-Alive ETag: 68370BF4000001B0 Cache-Control: 100000 Date: Tue, 23 Oct 2018 15:28:37 GMT IP (tos 0x0, ttl 64, id 38945, offset 0, flags [DF], proto TCP (6), length 407) 127.0.0.1.38272 > 127.0.0.1.1027: Flags [P.], cksum 0xff8b (incorrect -> 0x3eee), seq 4259029327:4259029682, ack 1787682101, win 350, options [nop,nop,TS val 2523740980 ecr 2523740917], length 355 E....!@.@..=...............Oj..5...^....... .m;4.m:.GET /main.js HTTP/1.1 Host: localhost:1027 Connection: keep-alive User-Agent: Mozilla/5.0 (X11; Linux aarch64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.34 Safari/537.36 WebAppManager Accept: */* Accept-Language: Referer: http://localhost:1027/index.html?token=HELLO Accept-Encoding: gzip, deflate If-None-Match: 6FFA00EC00049054 IP (tos 0x0, ttl 64, id 56097, offset 0, flags [DF], proto TCP (6), length 189) 127.0.0.1.1027 > 127.0.0.1.38272: Flags [P.], cksum 0xfeb1 (incorrect -> 0xe1bf), seq 1787682101:1787682238, ack 4259029682, win 359, options [nop,nop,TS val 2523740980 ecr 2523740980], length 137 E....!@.@.a.............j..5.......g....... .m;4.m;4HTTP/1.1 304 Not Modified Connection: Keep-Alive ETag: 6FFA00EC00049054 Cache-Control: 100000 Date: Tue, 23 Oct 2018 15:28:37 GMT IP (tos 0x0, ttl 64, id 38946, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38272 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x51b0), seq 4259029682, ack 1787682238, win 359, options [nop,nop,TS val 2523740982 ecr 2523740980], length 0 E..4."@.@...................j......g.(..... .m;6.m;4 IP (tos 0x0, ttl 64, id 38947, offset 0, flags [DF], proto TCP (6), length 423) 127.0.0.1.38272 > 127.0.0.1.1027: Flags [P.], cksum 0xff9b (incorrect -> 0xb2eb), seq 4259029682:4259030053, ack 1787682238, win 359, options [nop,nop,TS val 2523740983 ecr 2523740980], length 371 E....#@.@..+................j......g....... .m;7.m;4GET /main.css HTTP/1.1 Host: localhost:1027 Connection: keep-alive User-Agent: Mozilla/5.0 (X11; Linux aarch64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.34 Safari/537.36 WebAppManager Accept: text/css,*/*;q=0.1 Accept-Language: Referer: http://localhost:1027/index.html?token=HELLO Accept-Encoding: gzip, deflate If-None-Match: 68370BF400001F3F IP (tos 0x0, ttl 64, id 56098, offset 0, flags [DF], proto TCP (6), length 189) 127.0.0.1.1027 > 127.0.0.1.38272: Flags [P.], cksum 0xfeb1 (incorrect -> 0xd0d0), seq 1787682238:1787682375, ack 4259030053, win 367, options [nop,nop,TS val 2523740984 ecr 2523740983], length 137 E...."@.@.a.............j......%...o....... .m;8.m;7HTTP/1.1 304 Not Modified Connection: Keep-Alive ETag: 68370BF400001F3F Cache-Control: 100000 Date: Tue, 23 Oct 2018 15:28:37 GMT IP (tos 0x0, ttl 64, id 38948, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38272 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x4fa6), seq 4259030053, ack 1787682375, win 367, options [nop,nop,TS val 2523740984 ecr 2523740984], length 0 E..4.$@.@..................%j..G...o.(..... .m;8.m;8 IP (tos 0x0, ttl 64, id 38949, offset 0, flags [DF], proto TCP (6), length 469) 127.0.0.1.38272 > 127.0.0.1.1027: Flags [P.], cksum 0xffc9 (incorrect -> 0x990d), seq 4259030053:4259030470, ack 1787682375, win 367, options [nop,nop,TS val 2523741865 ecr 2523740984], length 417 E....%@.@..................%j..G...o....... .m>..m;8GET /app/images/HMI_HVAC_Circulation_Inactive.svg HTTP/1.1 Host: localhost:1027 Connection: keep-alive User-Agent: Mozilla/5.0 (X11; Linux aarch64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.34 Safari/537.36 WebAppManager Accept: image/webp,image/*,*/*;q=0.8 Accept-Language: Referer: http://localhost:1027/index.html?token=HELLO Accept-Encoding: gzip, deflate If-None-Match: 6874131C00001015 IP6 (flowlabel 0x5fcf8, hlim 64, next-header TCP (6) payload length: 40) ::1.37084 > ::1.1027: Flags [S], cksum 0x0030 (incorrect -> 0x19d9), seq 2080012261, win 43690, options [mss 65476,sackOK,TS val 2805815661 ecr 0,nop,wscale 7], length 0 `....(.@....................................{.w..........0......... .=Ym........ IP6 (flowlabel 0x21e06, hlim 64, next-header TCP (6) payload length: 20) ::1.1027 > ::1.37084: Flags [R.], cksum 0x001c (incorrect -> 0x270f), seq 0, ack 2080012262, win 0, length 0 `......@........................................{.w.P....... IP (tos 0x0, ttl 64, id 59579, offset 0, flags [DF], proto TCP (6), length 60) 127.0.0.1.38276 > 127.0.0.1.1027: Flags [S], cksum 0xfe30 (incorrect -> 0x6f64), seq 3876380697, win 43690, options [mss 65495,sackOK,TS val 2523741871 ecr 0,nop,wscale 7], length 0 E..<..@.@.S..........................0......... .m>......... IP (tos 0x0, ttl 64, id 0, offset 0, flags [DF], proto TCP (6), length 60) 127.0.0.1.1027 > 127.0.0.1.38276: Flags [S.], cksum 0xfe30 (incorrect -> 0x9315), seq 2258927740, ack 3876380698, win 43690, options [mss 65495,sackOK,TS val 2523741871 ecr 2523741871,nop,wscale 7], length 0 E..<..@.@.<................|.........0......... .m>..m>..... IP (tos 0x0, ttl 64, id 59580, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38276 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x655a), seq 3876380698, ack 2258927741, win 342, options [nop,nop,TS val 2523741871 ecr 2523741871], length 0 E..4..@.@.T....................}...V.(..... .m>..m>. IP6 (flowlabel 0x7a448, hlim 64, next-header TCP (6) payload length: 40) ::1.37088 > ::1.1027: Flags [S], cksum 0x0030 (incorrect -> 0xd5ef), seq 1476779966, win 43690, options [mss 65476,sackOK,TS val 2805815662 ecr 0,nop,wscale 7], length 0 `..H.(.@....................................X............0......... .=Yn........ IP6 (flowlabel 0x93288, hlim 64, next-header TCP (6) payload length: 20) ::1.1027 > ::1.37088: Flags [R.], cksum 0x001c (incorrect -> 0xe326), seq 0, ack 1476779967, win 0, length 0 ` 2....@........................................X...P....... IP (tos 0x0, ttl 64, id 51520, offset 0, flags [DF], proto TCP (6), length 60) 127.0.0.1.38280 > 127.0.0.1.1027: Flags [S], cksum 0xfe30 (incorrect -> 0x8b3c), seq 3915825634, win 43690, options [mss 65495,sackOK,TS val 2523741872 ecr 0,nop,wscale 7], length 0 E..<.@@.@.sy.............f...........0......... .m>......... IP (tos 0x0, ttl 64, id 0, offset 0, flags [DF], proto TCP (6), length 60) 127.0.0.1.1027 > 127.0.0.1.38280: Flags [S.], cksum 0xfe30 (incorrect -> 0x5d35), seq 2407713109, ack 3915825635, win 43690, options [mss 65495,sackOK,TS val 2523741872 ecr 2523741872,nop,wscale 7], length 0 E..<..@.@.<................U.f.......0......... .m>..m>..... IP (tos 0x0, ttl 64, id 51521, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38280 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x2f79), seq 3915825635, ack 2407713110, win 342, options [nop,nop,TS val 2523741873 ecr 2523741872], length 0 E..4.A@.@.s..............f.....V...V.(..... .m>..m>. IP (tos 0x0, ttl 64, id 59581, offset 0, flags [DF], proto TCP (6), length 465) 127.0.0.1.38276 > 127.0.0.1.1027: Flags [P.], cksum 0xffc5 (incorrect -> 0x8af6), seq 3876380698:3876381111, ack 2258927741, win 342, options [nop,nop,TS val 2523741873 ecr 2523741871], length 413 E.....@.@.Rg...................}...V....... .m>..m>.GET /app/images/HMI_HVAC_AirDown_Inactive.svg HTTP/1.1 Host: localhost:1027 Connection: keep-alive User-Agent: Mozilla/5.0 (X11; Linux aarch64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.34 Safari/537.36 WebAppManager Accept: image/webp,image/*,*/*;q=0.8 Accept-Language: Referer: http://localhost:1027/index.html?token=HELLO Accept-Encoding: gzip, deflate If-None-Match: 6874131C00000BCB IP (tos 0x0, ttl 64, id 35039, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.1027 > 127.0.0.1.38276: Flags [.], cksum 0xfe28 (incorrect -> 0x63b1), seq 2258927741, ack 3876381111, win 350, options [nop,nop,TS val 2523741873 ecr 2523741873], length 0 E..4..@.@..................}.......^.(..... .m>..m>. IP (tos 0x0, ttl 64, id 56099, offset 0, flags [DF], proto TCP (6), length 189) 127.0.0.1.1027 > 127.0.0.1.38272: Flags [P.], cksum 0xfeb1 (incorrect -> 0xf0c4), seq 1787682375:1787682512, ack 4259030470, win 375, options [nop,nop,TS val 2523741874 ecr 2523741865], length 137 E....#@.@.a.............j..G.......w....... .m>..m>.HTTP/1.1 304 Not Modified Connection: Keep-Alive ETag: 6874131C00001015 Cache-Control: 100000 Date: Tue, 23 Oct 2018 15:28:38 GMT IP (tos 0x0, ttl 64, id 38950, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38272 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x4680), seq 4259030470, ack 1787682512, win 375, options [nop,nop,TS val 2523741874 ecr 2523741874], length 0 E..4.&@.@...................j......w.(..... .m>..m>. IP (tos 0x0, ttl 64, id 38953, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38272 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x43c7), seq 4259030879, ack 1787682649, win 384, options [nop,nop,TS val 2523741945 ecr 2523741945], length 0 E..4.)@.@.................._j..Y.....(..... .m>..m>. IP (tos 0x0, ttl 64, id 56101, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.1027 > 127.0.0.1.38272: Flags [.], cksum 0xfe28 (incorrect -> 0x93f9), seq 1787682649, ack 4259030880, win 384, options [nop,nop,TS val 2523786949 ecr 2523741945], length 0 E..4.%@.@.a.............j..Y...`.....(..... .m...m>. IP (tos 0x0, ttl 64, id 51527, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38280 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x2867), seq 3915826866, ack 2407713521, win 367, options [nop,nop,TS val 2523741944 ecr 2523741944], length 0 E..4.G@.@.sz.............f.........o.(..... .m>..m>. IP (tos 0x0, ttl 64, id 59587, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38276 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x5c13), seq 3876382346, ack 2258928289, win 375, options [nop,nop,TS val 2523741944 ecr 2523741944], length 0 E..4..@.@.S........................w.(..... .m>..m>. IP (tos 0x0, ttl 64, id 49656, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.1027 > 127.0.0.1.38280: Flags [.], cksum 0xfe28 (incorrect -> 0x7337), seq 2407713521, ack 3915826867, win 367, options [nop,nop,TS val 2523788326 ecr 2523741944], length 0 E..4..@.@.z..................f.....o.(..... .m.&.m>. IP (tos 0x0, ttl 64, id 59588, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38276 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0xf1b5), seq 3876382346, ack 2258928289, win 375, options [nop,nop,TS val 2523788326 ecr 2523788326], length 0 E..4..@.@.S........................w.(..... .m.&.m.& IP (tos 0x0, ttl 64, id 51528, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38280 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0xbe09), seq 3915826866, ack 2407713521, win 367, options [nop,nop,TS val 2523788326 ecr 2523788326], length 0 E..4.H@.@.sy.............f.........o.(..... .m.&.m.& IP (tos 0x0, ttl 64, id 38955, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38272 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x796a), seq 4259030879, ack 1787682649, win 384, options [nop,nop,TS val 2523833382 ecr 2523833382], length 0 E..4.+@.@.................._j..Y.....(..... .n.&.n.& IP (tos 0x0, ttl 64, id 51529, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38280 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x5e08), seq 3915826866, ack 2407713521, win 367, options [nop,nop,TS val 2523833382 ecr 2523833382], length 0 E..4.I@.@.sx.............f.........o.(..... .n.&.n.& IP (tos 0x0, ttl 64, id 59590, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38276 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x31b3), seq 3876382346, ack 2258928289, win 375, options [nop,nop,TS val 2523878438 ecr 2523878438], length 0 E..4..@.@.S........................w.(..... .oT&.oT& IP (tos 0x0, ttl 64, id 51530, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38280 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0xfe06), seq 3915826866, ack 2407713521, win 367, options [nop,nop,TS val 2523878438 ecr 2523878438], length 0 E..4.J@.@.sw.............f.........o.(..... .oT&.oT& IP (tos 0x0, ttl 64, id 38957, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38272 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0xb967), seq 4259030879, ack 1787682649, win 384, options [nop,nop,TS val 2523923494 ecr 2523923494], length 0 E..4.-@.@.................._j..Y.....(..... .p.&.p.& IP (tos 0x0, ttl 64, id 51531, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38280 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x9e05), seq 3915826866, ack 2407713521, win 367, options [nop,nop,TS val 2523923494 ecr 2523923494], length 0 E..4.K@.@.sv.............f.........o.(..... .p.&.p.& IP (tos 0x0, ttl 64, id 59591, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38276 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0xd1b1), seq 3876382346, ack 2258928289, win 375, options [nop,nop,TS val 2523923494 ecr 2523923494], length 0 E..4..@.@.S........................w.(..... .p.&.p.& IP (tos 0x0, ttl 64, id 56105, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.1027 > 127.0.0.1.38272: Flags [.], cksum 0xfe28 (incorrect -> 0xce95), seq 1787682649, ack 4259030880, win 384, options [nop,nop,TS val 2523968550 ecr 2523741945], length 0 E..4.)@.@.a.............j..Y...`.....(..... .p.&.m>. IP (tos 0x0, ttl 64, id 59592, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38276 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x71b0), seq 3876382346, ack 2258928289, win 375, options [nop,nop,TS val 2523968550 ecr 2523968550], length 0 E..4..@.@.S........................w.(..... .p.&.p.& IP (tos 0x0, ttl 64, id 51532, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38280 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x3e04), seq 3915826866, ack 2407713521, win 367, options [nop,nop,TS val 2523968550 ecr 2523968550], length 0 E..4.L@.@.su.............f.........o.(..... .p.&.p.& IP (tos 0x0, ttl 64, id 38958, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38272 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x5966), seq 4259030879, ack 1787682649, win 384, options [nop,nop,TS val 2523968550 ecr 2523968550], length 0 E..4..@.@.................._j..Y.....(..... .p.&.p.& IP (tos 0x0, ttl 64, id 35049, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.1027 > 127.0.0.1.38276: Flags [.], cksum 0xfe28 (incorrect -> 0x36e0), seq 2258928289, ack 3876382347, win 375, options [nop,nop,TS val 2524013606 ecr 2523741944], length 0 E..4..@.@..........................w.(..... .qd&.m>. IP (tos 0x0, ttl 64, id 38959, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38272 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0xf964), seq 4259030879, ack 1787682649, win 384, options [nop,nop,TS val 2524013606 ecr 2524013606], length 0 E..4./@.@.................._j..Y.....(..... .qd&.qd& IP (tos 0x0, ttl 64, id 51533, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38280 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0xde02), seq 3915826866, ack 2407713521, win 367, options [nop,nop,TS val 2524013606 ecr 2524013606], length 0 E..4.M@.@.st.............f.........o.(..... .qd&.qd& IP (tos 0x0, ttl 64, id 59593, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.38276 > 127.0.0.1.1027: Flags [.], cksum 0xfe28 (incorrect -> 0x11af), seq 3876382346, ack 2258928289, win 375, options [nop,nop,TS val 2524013606 ecr 2524013606], length 0 E..4..@.@.S........................w.(..... .qd&.qd& IP (tos 0x0, ttl 64, id 56107, offset 0, flags [DF], proto TCP (6), length 52) 127.0.0.1.1027 > 127.0.0.1.38272: Flags [.], cksum 0xfe28 (incorrect -> 0x6e94), seq 1787682649, ack 4259030880, win 384, options [nop,nop,TS val 2524058662 ecr 2523741945], length 0 E..4.+@.@.a.............j..Y...`.....(..... .r.&.m>.