Important RFCs Protocols by TLA

RFCs often cover protocols with a well-known acronym, but the acronym itself is rarely given in the RFC title, just its expansion. Therefore, if you know the acronym but not what it stands for, you may not be able to find the RFC. This table gives the most common protocol acronyms and links you to their RFC.
ARP
BOOTP
DHCP
DNS
ECHO
FINGER
FTP
HTML 2.0
HTTP/1.1
ICMP
IGMP
IMAP
IP
IPv6
IRC
MAIL
MIME
NFS
NNTP
NTP
POP3
PPP
QUOTE
RARP
RPC
SLIP
SMTP
SNMP
SNMPv2
SNTPv4
SOCKS
TCP
TELNET
TFTP
TIME
UDP
XDR