Most IP Office control units are available in A-Law and μ-Law models. Typically μ-Law models are supplied to North American locales, A-Law models are supplied to the rest of the world. In addition to the using different default for digital lines and phone, A-Law and μ-Law models support different default short codes. The following table lists the default system short codes present in IP Office Release 5+ system’s configuration.
| Short Code | Telephone Number | Feature | A-Law | μ-Law |
|---|---|---|---|---|
| *00 | Blank | Cancel All Forwarding |  | |
| *01 | Blank | Forward Unconditional On | | |
| *02 | Blank | Forward Unconditional Off | | |
| *03 | Blank | Forward ON Busy On | | |
| *04 | Blank | Forward ON Busy Off | | |
| *05 | Blank | Forward ON No Answer On | | |
| *06 | Blank | Forward ON No Answer Off | | |
| *07*N# | N | Forward Number | | |
| *08 | Blank | Do Not Disturb On | | |
| *09 | Blank | Do Not Disturb Off | | |
| *10*N# | N | Do Not Disturb Exception Add | | |
| *11*N# | N | Do Not Disturb Exception Del | | |
| *12*N# | N | Follow Me Here | | |
| *13*N# | N | Follow Me Here Cancel | | |
| *14*N# | N | Follow Me To | | |
| *15 | Blank | Call Waiting On | | |
| *16 | Blank | Call Waiting Off | | |
| *17 | ?U | Voicemail Collect | | |
| *18 | Blank | Voicemail On | | |
| *19 | Blank | Voicemail Off | | |
| *20*N# | N | Set Hunt Group Night Service | | |
| *21*N# | N | Clear Hunt Group Night Service | | |
| *22*N# | N | Suspend Call | |  |
| *23*N# | N | Resume Call | | |
| *24*N# | N | Hold Call | | |
| *25*N# | N | Retrieve Call | | |
| *26 | Clear CW | | | |
| *27*N# | N | Hold CW | | |
| *28*N# | N | Suspend CW | | |
| *29 | Blank | Toggle Calls | | |
| *30 | Blank | Call Pickup Any | | |
| *31 | Blank | Call Pickup Group | | |
| *32*N# | N | Call Pickup Extn | | |
| *33*N# | N | Call Queue | | |
| *34N; | N | Hold Music | | |
| *35*N# | N | Extn Login | | |
| *36 | Blank | Extn Logout | | |
| *37*N# | N | Park Call | | |
| *38*N# | N | Unpark Call | | |
| *39 | 1 | Relay On | | |
| *40 | 1 | Relay Off | | |
| *41 | 1 | Relay Pulse | | |
| *42 | 2 | Relay On | | |
| *43 | 2 | Relay Off | | |
| *44 | 2 | Relay Pulse | | |
| *45*N# | N | Acquire Call | | |
| *46 | Blank | Acquire Call | | |
| *47 | Blank | Conference Add | | |
| *48 | Blank | Voicemail Ringback On | | |
| *49 | Blank | Voicemail Ringback Off | | |
| *50 | Blank | Forward Huntgroup On | | |
| *51 | Blank | Forward Huntgroup Off | | |
| *52 | Blank | Cancel or Deny | | |
| *53*N# | N | Call Pickup Members | | |
| *57*N# | N | Forward On Busy Number | | |
| *70 | Blank | Call Waiting Suspend | | |
| *70*N# | N | Dial Physical Extn By Number | | |
| *71*N# | N | Dial Physical Extn By ID | | |
| *9000* | “MAINTENANCE” | Relay On | | |
| *91N; | N”.1″ | Record Message | | |
| *92N; | N”.2″ | Record Message | | |
| 9N | N | Dial | | |
| ? | . | Dial | | |
Notes:
N – Match Any Digits
Matches any dialed digits (including none). The Dial Delay Time or a following matching character is used to resolve when dialing is complete.
? – Default Match
This character can be used on its own to create a short code match in the absence of any other short code match.
U – User Name
Replace with the User Name of the dialing user. Used with voicemail.
. – Dialed Digits
Replace with the full set of dialed digits that triggered the short code match.
Additional short codes of the form *DSSN, *SDN, *SKN, these are used by the IP Office system for internal functions and should not be removed or altered. Short codes *#N and **N may also visible, these are used for ISDN functions in Scandinavian locales.
For IP Office 4.2+, the default *34 short code for music on hold has changed to *34N;.
Default auto attendant short codes of the form *81XX, *82XX, *83XX and *84XX are only added when an Embedded Voicemail auto attendant is added to the IP Office’s configuration.
