3GPP TS 27.007 Release 9 145 V9.4.0 (2010-06) AT+CAAP 7.25 - Automatic answer for eMLPP Service AT+CACM 8.25 - Accumulated call meter AT+CAEMLPP 7.22 - eMLPP Priority Registration and Interrogation AT+CAHLD 11.1.3 - Leave an ongoing Voice Group or Voice Broadcast Call AT+CAJOIN 11.1.1 - Accept an incoming Voice Group or Voice Broadcast Call AT+CALA 8.16 - Alarm AT+CALCC 11.1.6 - List current Voice Group and Voice Broadcast Calls AT+CALD 8.38 - Delete alarm AT+CALM 8.20 - Alert sound mode AT+CAMM 8.26 - Accumulated call meter maximum AT+CANCHEV 11.1.8 - NCH Support Indication AT+CAOC 7.16 - Advice of Charge AT+CAPD 8.39 - Postpone or dismiss an alarm AT+CAPTT 11.1.4 - Talker Access for Voice Group Call AT+CAREJ 11.1.2 - Reject an incoming Voice Group or Voice Broadcast Call AT+CAULEV 11.1.5 - Voice Group Call Uplink Status Presentation AT+CBC 8.4 - Battery charge AT+CBCAP 8.59 - Battery Capacity AT+CBCHG 8.61 - Battery Charger Status AT+CBCON 8.60 - Battery Connection Status AT+CBCS 11.3.2 - VBS subscriptions and GId status AT+CBKLT 8.51 - Backlight AT+CBST 6.7 - Select bearer service type AT+CCFC 7.11 - Call forwarding number and conditions AT+CCHC 8.46 - Close Logical Channel AT+CCHO 8.45 - Open Logical Channel AT+CCLK 8.15 - Clock AT+CCUG 7.10 - Closed user group AT+CCWA 7.12 - Call waiting AT+CCWE 8.28 - Call Meter maximum event AT+CDIP 7.9 - Called line identification presentation AT+CDIS 8.8 - Display control AT+CEAP 8.47 - EAP authentication AT+CEER 6.10 - Extended error report AT+CEMODE 10.1.28 - UE modes of operation for EPS AT+CEPTT 11.1.10 - Short Data Transmission during ongoing VGCS AT+CEREG 10.1.22 - EPS network registration status AT+CERP 8.48 - EAP Retrieve Parameters AT+CFCS 7.24 - Fast call setup conditions AT+CFUN 8.2 - Set phone functionality AT+CGACT 10.1.10 - PDP context activate or deactivate AT+CGATT 10.1.9 - PS attach or detach AT+CGCLASS 10.1.17 - GPRS mobile station class AT+CGCLOSP 10.1.13 - Configure local Octet Stream PAD parameters AT+CGCMOD 10.1.11 - PDP Context Modify AT+CGCONTRDP 10.1.23 - PDP Context Read Dynamic Parameters AT+CGCS 11.3.1 - VGCS subscriptions and GId status AT+CGDATA 10.1.12 - Enter data state AT+CGDCONT 10.1.1 - Define PDP Context AT+CGDSCONT 10.1.2 - Define Secondary PDP Context AT+CGEQOS 10.1.26 - Define EPS Quality Of Service AT+CGEQOSRDP 10.1.27 - EPS Quality Of Service Read Dynamic Parameters AT+CGEREP 10.1.19 - Packet Domain event reporting AT+CGLA 8.43 - Generic UICC Logical Channel access AT+CGMI 5.1 - Request manufacturer identification AT+CGMM 5.2 - Request model identification AT+CGMR 5.3 - Request revision identification AT+CGREG 10.1.20 - GPRS network registration status AT+CGSMS 10.1.21 - Select service for MO SMS messages AT+CGSN 5.4 - Request product serial number identification AT+CGTFT 10.1.3 - Traffic Flow Template AT+CGTFTRDP 10.1.25 - Traffic Flow Template Read Dynamic Parameters AT+CHLD 7.13 - Call related supplementary services AT+CHSC 6.15 - HSCSD current call parameters AT+CHSD 6.12 - HSCSD device parameters AT+CHSR 6.16 - HSCSD parameters report AT+CHST 6.13 - HSCSD transparent call configuration AT+CHSU 6.17 - HSCSD automatic user initiated upgrading AT+CHUP 6.5 - Hangup call AT+CIMI 5.6 - Request international mobile subscriber identity AT+CIND 8.9 - Indicator control AT+CKPD 8.7 - Keypad control AT+CLAC 8.37 - List all available AT commands AT+CLAE 8.31 - Language Event AT+CLAN 8.30 - Set Language AT+CLCC 7.18 - List current calls AT+CLCK 7.4 - Facility lock AT+CLIP 7.6 - Calling line identification presentation AT+CLIR 7.7 - Calling line identification restriction AT+CLVL 8.23 - Loudspeaker volume level AT+CMAR 8.36 - Master Reset AT+CMEC 8.6 - Mobile Termination control mode AT+CMEE 9.1 - Report mobile termination error AT+CMER 8.10 - Mobile Termination event reporting AT+CMOD 6.4 - Call mode AT+CMOLR 8.50 - Mobile Originated Location Request AT+CMOLRE 9.1 - Report mobile originated location request error AT+CMOLRE 9.3 - Mobile termination error result code AT+CMTLR 8.57 - Mobile Terminated Location Request notification AT+CMUT 8.24 - Mute control AT+CMUX 5.7 - Multiplexing mode AT+CNAP 7.30 - Calling name identification presentation AT+CNUM 7.1 - Subscriber number AT+COLP 7.8 - Connected line identification presentation AT+COLR 7.31 - Connected line identification restriction status AT+COPN 7.21 - Read operator names AT+COPS 7.3 - PLMN selection AT+COTDI 11.1.9 - Originator to Dispatcher Information AT+CPAS 8.1 - Phone activity status AT+CPBF 8.13 - Find phonebook entries AT+CPBR 8.12 - Read phonebook entries AT+CPBS 8.11 - Select phonebook memory storage AT+CPBW 8.14 - Write phonebook entry AT+CPIN 8.3 - Enter PIN AT+CPLS 7.20 - Selection of preferred PLMN list AT+CPNET 7.27 - Preferred network indication AT+CPNSTAT 7.28 - Preferred network status AT+CPOL 7.19 - Preferred PLMN list AT+CPOS 8.55 - Positioning Control AT+CPOSR 8.56 - Positioning Reporting AT+CPPS 7.23 - eMLPP subscriptions AT+CPROT 8.42 - Enter protocol mode AT+CPSB 7.29 - Current Packet Switched Bearer AT+CPUC 8.27 - Price per unit and currency table AT+CPWC 8.29 - Power class AT+CPWD 7.5 - Change password AT+CR 6.9 - Service reporting control AT+CRC 6.11 - Cellular result codes AT+CREG 7.2 - Network registration AT+CRLA 8.44 - Restricted UICC Logical Channel access AT+CRLP 6.8 - Radio link protocol AT+CRMC 8.34 - Ring Melody Control AT+CRMP 8.35 - Ring Melody Playback AT+CRSL 8.21 - Ringer sound level AT+CRSM 8.18 - Restricted SIM access AT+CSCC 8.19 - Secure control command AT+CSCS 5.5 - Select TE character set AT+CSDF 6.22 - Settings date format AT+CSGT 8.32 - Set Greeting Text AT+CSIL 6.23 - Silence Command AT+CSIM 8.17 - Generic SIM access AT+CSNS 6.19 - Single numbering scheme AT+CSQ 8.5 - Signal quality AT+CSSAC 7.32 - Service Specific Access Control restriction status AT+CSSN 7.17 - Supplementary service notifications AT+CSTA 6.1 - Select type of address AT+CSTF 6.24 - Settings time format AT+CSVM 8.33 - Set Voice Mail Number AT+CTFR 7.14 - Call deflection AT+CTZR 8.41 - Time Zone Reporting AT+CTZU 8.40 - Automatic Time Zone Update AT+CUAD 8.49 - UICC Application Discovery AT+CUSD 7.15 - Unstructured supplementary service data AT+CVHU 6.20 - Voice Hangup Control AT+CVIB 8.22 - Vibrator mode AT+CVMOD 6.4 - Voice Call Mode AT+FCLASS C.2.1 - Select mode AT+VBT C.2.2 - Buffer threshold setting AT+VCID C.2.3 - Calling number ID presentation AT+VGR C.2.4 - Receive gain selection AT+VGT C.2.5 - Transmit gain selection AT+VIP C.2.6 - Initialise voice parameters AT+VIT C.2.7 - Inactivity timer AT+VLS C.2.8 - Line selection AT+VRX C.2.9 - Receive data state AT+VSM C.2.10 - Select compression method AT+VTD C.2.12 - Tone duration AT+VTS C.2.11 - DTMF and tone generation AT+VTX C.2.13 - Transmit data state
Source: http://forum.xda-developers.com/galaxy-s2/help/how-to-talk-to-modem-commands-t1471241
