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User’s Guide
365
S
safety warnings 7
SDP 249
secure communication 48, 81, 257
secure connection 79
security 244, 257
security association 259
see SA
server
outbound proxy 115
services 79
Session Description Protocol 249
Session Initiation Protocol
see SIP
silence suppression 129, 246
silent packets 129
Simple Certificate Enrollment Protocol (SCEP)
152
SIP 111
account 112, 245
ACK message 123
ALG 96, 126, 246, 249
Application Layer Gateway, see ALG
authentication 52
authentication password 52
BYE request 124
call progression 123
client 124
client server 124
identities 112
INVITE request 123
number 52, 112
OK response 123
outbound proxy 115
proxy server 124
redirect server 125
register server 112
server address 52
servers 124
service domain 52, 112
URI 112
user agent 124
version 2 249
SNMP 185
manager 187
sound quality 116
specifications
physical and environmental 243, 244
speed dial 139
SS 77, 78
stateful inspection 174
storage humidity 244
storage temperature 243
STUN 115, 126
subnet 299
mask 300
subnetting 302
subscriber station
see SS
supplementary phone services 130
syntax conventions 5
system timeout 184
T
tampering
TCP/IP configuration 66
TDD 244
TEK 259
temperature 243
TFTP restrictions 184
three-way conference 135, 137
TLS 48, 81, 257
transport encryption key
see TEK
transport layer security
see TLS
triangle route
problem 175
solutions 176
trigger port forwarding
process 95
TTLS 48, 81, 257, 260
tunneled TLS
see TTLS