Name: ATT LTE
APN: pta
MMSC: http://mmsc.mobile.att.net
MMS Proxy: proxy.mobile.att.net
MMS Port: 80
MCC: 310
MNC: 410
Authentication type: none
APN type:default,admin,fota,mms,supl,hipri,internet
APN protocol :IPv4/IPv6 (this setting experimental and is optional)
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