         1 Begin          c sess 0 HTTP/1
         1 SessOpen       c 192.168.50.10 59470 http 192.168.50.11 80 1785576247.034651 23
         1 Link           c req 2 rxreq
         2 Begin          c req 1 rxreq
         2 Timestamp      c Start: 1785576247.034698 0.000000 0.000000
         2 Timestamp      c Req: 1785576247.034698 0.000000 0.000000
         2 VCL_use        c boot
         2 ReqStart       c 192.168.50.10 59470 http
         2 ReqMethod      c GET
         2 ReqURL         c /ec1
         2 ReqProtocol    c HTTP/1.1
         2 ReqHeader      c Host: varnishlog.iou.re
         2 ReqHeader      c Accept: */*
         2 ReqHeader      c User-Agent: hurl/8.0.1
         2 ReqHeader      c X-Forwarded-For: 192.168.50.1
         2 ReqHeader      c Via: 1.1 3fbc55296797 (Varnish/7.7)
         2 ReqHeader      c x-do-esi: 1
         2 ReqHeader      c Accept-Encoding: gzip
         2 ReqHeader      c X-Varnish: 3
         2 ReqUnset       c X-Forwarded-For: 192.168.50.1
         2 ReqHeader      c X-Forwarded-For: 192.168.50.1, 192.168.50.10
         2 ReqUnset       c Via: 1.1 3fbc55296797 (Varnish/7.7)
         2 ReqHeader      c Via: 1.1 3fbc55296797 (Varnish/7.7), 1.1 cb264487988e (Varnish/7.7)
         2 VCL_call       c RECV
         2 VCL_Log        c start custom backend recv
         2 VCL_return     c synth
         2 VCL_call       c HASH
         2 VCL_return     c lookup
         2 RespProtocol   c HTTP/1.1
         2 RespStatus     c 700
         2 RespReason     c Level 1 ESI
         2 RespHeader     c Date: Sat, 01 Aug 2026 09:24:07 GMT
         2 RespHeader     c Server: Varnish
         2 RespHeader     c X-Varnish: 2
         2 VCL_call       c SYNTH
         2 RespStatus     c 200
         2 RespReason     c OK
         2 RespHeader     c Content-Type: text/html; charset=utf-8
         2 VCL_return     c deliver
         2 Timestamp      c Process: 1785576247.034781 0.000083 0.000083
         2 RespHeader     c Content-Length: 84
         2 Storage        c malloc Transient
         2 Filters        c 
         2 RespHeader     c Connection: keep-alive
         2 Timestamp      c Resp: 1785576247.034842 0.000144 0.000061
         2 ReqAcct        c 201 0 201 171 84 255
         2 End            c 
         1 Link           c req 3 rxreq
         3 Begin          c req 1 rxreq
         3 Timestamp      c Start: 1785576247.035138 0.000000 0.000000
         3 Timestamp      c Req: 1785576247.035138 0.000000 0.000000
         3 VCL_use        c boot
         3 ReqStart       c 192.168.50.10 59470 http
         3 ReqMethod      c GET
         3 ReqURL         c /esi1
         3 ReqProtocol    c HTTP/1.1
         3 ReqHeader      c Host: varnishlog.iou.re
         3 ReqHeader      c Accept: */*
         3 ReqHeader      c User-Agent: hurl/8.0.1
         3 ReqHeader      c X-Forwarded-For: 192.168.50.1
         3 ReqHeader      c Via: 1.1 3fbc55296797 (Varnish/7.7)
         3 ReqHeader      c Accept-Encoding: gzip
         3 ReqHeader      c X-Varnish: 5
         3 ReqUnset       c X-Forwarded-For: 192.168.50.1
         3 ReqHeader      c X-Forwarded-For: 192.168.50.1, 192.168.50.10
         3 ReqUnset       c Via: 1.1 3fbc55296797 (Varnish/7.7)
         3 ReqHeader      c Via: 1.1 3fbc55296797 (Varnish/7.7), 1.1 cb264487988e (Varnish/7.7)
         3 VCL_call       c RECV
         3 VCL_Log        c start custom backend recv
         3 VCL_return     c synth
         3 VCL_call       c HASH
         3 VCL_return     c lookup
         3 RespProtocol   c HTTP/1.1
         3 RespStatus     c 708
         3 RespReason     c ESI 1
         3 RespHeader     c Date: Sat, 01 Aug 2026 09:24:07 GMT
         3 RespHeader     c Server: Varnish
         3 RespHeader     c X-Varnish: 3
         3 VCL_call       c SYNTH
         3 RespStatus     c 200
         3 RespReason     c OK
         3 RespHeader     c Content-Type: text/html; charset=utf-8
         3 VCL_return     c deliver
         3 Timestamp      c Process: 1785576247.035155 0.000017 0.000017
         3 RespHeader     c Content-Length: 40
         3 Storage        c malloc Transient
         3 Filters        c 
         3 RespHeader     c Connection: keep-alive
         3 Timestamp      c Resp: 1785576247.035192 0.000054 0.000036
         3 ReqAcct        c 189 0 189 171 40 211
         3 End            c 
         0 CLI            - Rd ping
         0 CLI            - Wr 200 19 PONG 1785576249 1.0
         1 SessClose      c RX_CLOSE_IDLE 5.008
         1 End            c 
         0 CLI            - Rd ping
         0 CLI            - Wr 200 19 PONG 1785576252 1.0
         0 CLI            - Rd ping
         0 CLI            - Wr 200 19 PONG 1785576255 1.0
