ITU, ETSI, W3C, ISO etc
all significant Internet infrastructure protocols
Internet protocols - IPv4 & IPv6
Transport protocols - TCP, UDP, HTTP 1.1, SCTP
Routing protocols - OSPF, BGP, MPLS, updates to IS-IS
Management protocols - SNMP, SNMPv3
Security protocols - IPSec, TLS
Quality of Service protocols - RSVP, diffserv
Applications protocols -SMTP, MIME, LDAP, iCalendar
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