1. How to set abbreviation code in PBX Phone

2. 110 – abbreviation Serial number 9344555001 – abbreviated Phone Number
How to assign an abbreviated number
Take Receiver
Please type 1# #*00
1# – Start Command
110 – abbreviation Serial number
– abbreviated Phone Number
#* - End Command
Wait for 3 seconds then type 00

3. How to Dial out an abbreviated number
If 110 is the abbreviation number the calling number is 810
If 111 is the abbreviation number the calling number is 811
If 112 is the abbreviation number the calling number is 812