[SYMBOL]
[A]
[B]
[C]
[D]
[E]
[F]
[G]
[H]
[I]
[J]
[K]
[L]
[M]
[N]
[O]
[P]
[Q]
[R]
[S]
[T]
[U]
[V]
[W]
[X]
[Z]
U tag (HTML)
UDP
2nd
UDP (User Datagram Protocol)
UDP ports firewalls
2nd
UDP protocol
2nd
3rd
4th
5th
6th
datagram header
2nd
3rd
UDP protocols displaying statistics about netstat utility
2nd
underlined text in HTML documents
uniform resource locators (URLs) accessing Web sites
defined
formats for
HTTP URLs syntax
2nd
3rd
information in
relative
schemes
2nd
3rd
Unix systems remote file transfers Berkeley Systems Design (BSD)
2nd
3rd
4th
5th
6th
7th
8th
9th
BSD R* utilities
2nd
3rd
4th
5th
6th
7th
8th
9th
root kits
security issues root access
unset command (Telnet)
updating software automatic updates
2nd
3rd
Urgent Pointer field (TCP data format)
URLs (uniform resource locators) accessing Web sites
formats for
HTTP URLs syntax
2nd
3rd
information in
relative
schemes
2nd
3rd
user command (FTP)
2nd
User Datagram Protocol (UDP)
user environments efforts to improve
movable workspaces
2nd
3rd
4th
5th
users failure to protect passwords
2nd
utilities configuration diagnosis arp
2nd
3rd
4th
configuration information utilities
2nd
3rd
4th
5th
Pin
2nd
3rd
4th
5th
Ping
connectivity
2nd
connectivity problems
2nd
3rd
4th
5th
file transer
2nd
file transfers Berkeley System Design R*
2nd
3rd
4th
5th
6th
7th
8th
9th
Berkeley Systems Design (BSD)
2nd
3rd
4th
5th
6th
7th
8th
9th
File Transfer Protocol (FTP)
2nd
3rd
4th
5th
6th
7th
8th
9th
10th
11th
12th
13th
14th
15th
16th
17th
18th
19th
20th
21st
22nd
23rd
24th
25th
26th
Network File System (NFS)
2nd
3rd
Remote Copy (RCP)
2nd
Server Message Block (SMB)
2nd
3rd
4th
Telnet
2nd
3rd
4th
5th
6th
7th
8th
Trivial File Transfer Protocol (TFTP)
2nd
ftp
Internet
2nd
list of
lpr
ping
remote
route
snmputil
TCP/IP
2nd
3rd
4th
5th
telnet
traceroute
utilities.
[See also commands] uucp-path command
Uuencode utility
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