You can find the Manual APN Settings below.
1) 48 Months APN Settings for iPhone:
Go to Settings-> General Settings-> Network->Turn ON Cellular Data
Select Cellular Network -> APN and enter the following details
Cellular Data:
APN: 48months.liffeytelecom.com
Username: Blank
Password: Blank
MMS:
APN: 48months.liffeytelecom.com
Username: blank
Password: blank
MMSC: http://mmc1/servlets/mms
MMS Proxy: 10.1.11.19:8080
MMS Message Size: 307200
MMS UA Prof URL: Blank
2) 48 Months APN Settings for Android /Galaxy / Nexus/ Huawei :
Go to Menu -> Settings -> Wireless & networks-> Mobile networks -> Access Point Names -> New APN and enter the following details
Name : 48 Months
APN : 48months.liffeytelecom.com
Proxy : Not Set
Port : Not Set
Username : Not Set
Password : Not Set
Server : Not Set
MMSC : http://mmc1/servlets/mms
MMS Proxy : 10.1.11.19
MMS Port : 8080
MCC : 272
MNC : 11
Authentication type : PAP
APN Type : default,supl,mms
APN protocol: Ipv4
APN roaming protocol: Ipv4
Enable/disable APN: APN Enabled
Bearer: Unspecified
MVNO type : None
MVNO Value : Not set
3) 48 MonthsAPN Settings for Blackberry:
From the main screen -> Select Settings -> Network Connections -> Mobile Network
Access Point Name (APN): 48months.liffeytelecom.com
Username: blank
Password: blank