What is the source MAC address on the frame at point $(4)?$

What is the destination MAC address on the frame at point $(4)?$

What is the source IP address of the datagram at point $(4)?$

What is the destination IP address of the datagram at point $(4)?$

CC$-$A$5-81-$OB$-$AE$-33$

$2\mathrm{.}128\mathrm{.}119\mathrm{.}240\mathrm{.}52$

$3\mathrm{.}128\mathrm{.}119\mathrm{.}240\mathrm{.}15$

$72-9$E$-4$A$-31-9$C$-42$

$5\mathrm{.}4$C$-9$D$-$AA$-74-$D$6-1$F

The MAC address of the switch immediately left of location $(6).$

$7\mathrm{.}77-34-$F$1-$EF$-14-72$

$8,128\mathrm{.}119\mathrm{.}97\mathrm{.}18$

$9\mathrm{.}128\mathrm{.}119\mathrm{.}97\mathrm{.}194$