![](/images/new-backgrounds/1173330/17333081x1.webp)
SmartNode 4630 User Manual | B • Specifications |
|
|
Fax and modem support
Automatic fax and modem detection
Codec fallback for
T.38
G.711
Voice signalling
SIPv2
H.323v4
MGCP/IUA
SIP call transfer, redirect
Overlap or
DTMF
Configurable progress tones
Voice routing—session router
Local switching (hairpinning)
Least cost routing
Interface huntgroups
Number blocking
Call Routing Criteria:
•Interface
•Calling/called party number
•Time of day, day of week, date
•ISDN bearer capability
•Various other information elements (IEs) of the ISDN setup
•Wildcard and regular expression matching
Regular expression number manipulation functions:
•Replace numbers
•Add/remove digits
•Pattern matching and replacement
Fax and modem support | 41 |