Source port, SCTP Common and generic headers

Stream Identifier, SCTP DATA chunk

Stream Sequence Number, SCTP DATA chunk

T-bit, SCTP ABORT chunk, SCTP SHUTDOWN COMPLETE chunk

TCB, SCTP ABORT chunk

TSN, SCTP DATA chunk

Type, SCTP ABORT chunk

U-bit, SCTP DATA chunk

Unicast, SCTP Characteristics

User data, SCTP DATA chunk

Verification tag, SCTP Common and generic headers

SCTP match, SCTP matches

--chunk-types, SCTP matches

--destination-port, SCTP matches

--source-port, SCTP matches

SECMARK target, Mangle table, SECMARK target

--selctx, SECMARK target

Seconds match, Recent match

Segment, Terms used in this document

Selctx target, SECMARK target

SELinux, CONNSECMARK target, SECMARK target

Sequence Number, TCP headers, ICMP Echo Request/Reply

Session layer, TCP/IP Layers

Set match, Recent match

Set-class target, CLASSIFY target

Set-dscp target, DSCP target

Set-dscp-class target, DSCP target

Set-mark target, CONNMARK target, MARK target

Set-mss target, TCPMSS target

Set-tos target, TOS target

Sid-owner match, Owner match

Sid-owner.txt, Sid-owner.txt

SLIP, Displacement of rules to different chains

SNAT, Terms used in this document, What is an IP filter, What NAT is used for and basic terms and expressions

SNAT target, Nat table, SNAT target, Displacement of rules to different chains, Starting SNAT and the POSTROUTING chain

--to-source, SNAT target

Snort, How to plan an IP filter

Source address, IP headers, ICMP headers

Source match, Generic matches

Source port, TCP headers, UDP headers

Source Quench, Source Quench

Source-port match, TCP matches, UDP matches, SCTP matches, Multiport match

Speed considerations, Speed considerations

Spoofing, SYN/ACK and NEW packets

Squid, What is an IP filter, How to plan an IP filter, REDIRECT target