Command Effect
str(pkt) assemble the packet
hexdump(pkt) have an hexadecimal dump
ls(pkt) have the list of fields values
pkt.summary() for a one-line summary for a developed view of the packet
pkt.show2() same as show but on the assembled packet
(checksum is calculated, for instance)
pkt.sprintf() fills a format string with fields values of the packet
pkt.decode_payload_as() changes the way the payload is decoded
pkt.psdump() draws a PostScript diagram with explained dissection
pkt.pdfdump() draws a PDF with explained dissection
pkt.command() return a Scapy command that can generate the packet
Table 1: Graphical dumps.