Q

QoS and/or fair queue option (Linux kernel configuration), Linux Kernel Configuration
qpage mailer, MAILER
query authentication parameter (gated), The rip Statement
query types (dig), dig: An Alternative to nslookup
query-response applications, UDP and, User Datagram Protocol
query-source option (named), The options Statement
Question (DNS response packets), dig: An Alternative to nslookup
Queue field (netstat command), The Interface Name
QUEUE keyword (iptables command), Defining iptables filter rules
QUEUEINTERVAL variable (sendmail), Running sendmail as a Daemon
quicktime (MIME data subtype), Multipurpose Internet Mail Extensions
QUIT command, Simple Mail Transfer Protocol, Post Office Protocol
POP, Post Office Protocol
SMTP, Simple Mail Transfer Protocol
quit command (dip), The dip Script File
quota option (vfstab file), The vfstab and fstab files
quoted-printable (MIME encoding type), Multipurpose Internet Mail Extensions