$ sudo tshark port 80 and host client
Password:
Capturing on en0
  0.000000   10.1.10.27 -> 10.1.10.42   TCP 78 51208 > http [SYN] Seq=0 Win=65535 Len=0 MSS=1460 WS=16 TSval=838692417 TSecr=0 SACK_PERM=1
  0.100145   10.1.10.27 -> 10.1.10.42   TCP 78 51208 > http [SYN] Seq=0 Win=65535 Len=0 MSS=1460 WS=16 TSval=838692514 TSecr=0 SACK_PERM=1
  0.200487   10.1.10.27 -> 10.1.10.42   TCP 78 51208 > http [SYN] Seq=0 Win=65535 Len=0 MSS=1460 WS=16 TSval=838692613 TSecr=0 SACK_PERM=1
  0.301170   10.1.10.27 -> 10.1.10.42   TCP 78 51208 > http [SYN] Seq=0 Win=65535 Len=0 MSS=1460 WS=16 TSval=838692713 TSecr=0 SACK_PERM=1
  0.401836   10.1.10.27 -> 10.1.10.42   TCP 78 51208 > http [SYN] Seq=0 Win=65535 Len=0 MSS=1460 WS=16 TSval=838692813 TSecr=0 SACK_PERM=1
  0.502921   10.1.10.27 -> 10.1.10.42   TCP 78 51208 > http [SYN] Seq=0 Win=65535 Len=0 MSS=1460 WS=16 TSval=838692913 TSecr=0 SACK_PERM=1
  0.604041   10.1.10.27 -> 10.1.10.42   TCP 78 51208 > http [SYN] Seq=0 Win=65535 Len=0 MSS=1460 WS=16 TSval=838693013 TSecr=0 SACK_PERM=1
  0.806039   10.1.10.27 -> 10.1.10.42   TCP 62 51208 > http [SYN] Seq=0 Win=65535 Len=0 MSS=1460 SACK_PERM=1
  1.107885   10.1.10.27 -> 10.1.10.42   TCP 62 51208 > http [SYN] Seq=0 Win=65535 Len=0 MSS=1460 SACK_PERM=1
  1.610199   10.1.10.27 -> 10.1.10.42   TCP 62 51208 > http [SYN] Seq=0 Win=65535 Len=0 MSS=1460 SACK_PERM=1
  2.615687   10.1.10.27 -> 10.1.10.42   TCP 62 51208 > http [SYN] Seq=0 Win=65535 Len=0 MSS=1460 SACK_PERM=1
  4.627717   10.1.10.27 -> 10.1.10.42   TCP 62 51208 > http [SYN] Seq=0 Win=65535 Len=0 MSS=1460 SACK_PERM=1
  6.639151   10.1.10.27 -> 10.1.10.42   TCP 62 51208 > http [SYN] Seq=0 Win=65535 Len=0 MSS=1460 SACK_PERM=1
^C13 packets captured