Dbcc Config is an undocumented DBCC command which returns SQL server configuration. Configuration details are stored in Master database file 1 and on page 10.You have to enable the trace flag 3604 to get the result.
dbcc traceon(3604) dbcc config dbcc page(master,1,10, 3)
CONFIG: DS_CONFIG @0x032D6060 cconfsz = 8 cmajor = 8 cminor = 0 crevision = 10 cbootsource = 2 crecinterval = 0 ccatalogupdates = 0 cmbSrvMemMin = 8 cmbSrvMemMax = 2147483647 cusrconnections = 0 cnetworkpcksize = 4096 ckbIndexMem = 0 cfillfactor = 0 ctapreten = 0 cwritestatus = 0 cfgpriorityboost = 0x0 cfgexposeadvparm = 0x1 cfglogintime = 20 cfgpss = 0 cfgpad = 4096 cfgxdes = 16 cfgaffinitymask = 0 cfgIOAffinityMask = 0 cfgbuf = 4362 cfgdes = 0 cfglocks = 0 cfgquerytime = 600 cfgcursorthrsh = -1 cfgrmttimeout = 10 cfg_dtc_rpcs = 0 cclkrate = 31250 cfg_max_text_repl_size = 65536 cfgupddate = 40947 cfgupdtime = 22332689 fRemoteAccess = 1 cfgbufminfree = 331 cnestedtriggers = 0x1 cdeflang = 0 cfgTransformNoiseWords = 0x0 cfgPrecomputeRank = 0x0 crossdbownchain = 0 cidCfg = 0x3400d008 cidCfgOld = 0x3400d008 cfgCutoffYear = 2049 cfgLangNeutralFT = 1033 maxworkthreads = 0 minworkthreads = 32 minnetworkthreads = 32 threadtimeout = 15 connectsperthread = 0 cusroptions = 0 exchcostthreshold = 5 maxdop = 0 cpwdpolicyupgrade = 0x1 cfServerTriggerRecursion = 1 cfDisableResultsetsFromTriggers = 0 cfgPHConnectTimeout = 60 CLREnabled = 0 cfgmaxcrawlrange = 4 ftSmallBufMin = 0 ftSmallBufMax = 100 ftLargeBufMin = 0 ftLargeBufMax = 100 RemoteDacEnabled = 0 CommCritComplianceEnabled = 0 EkmEnabled = 0 cUserInstanceTimeout = 0x3c cfgEnableUserInstances = 0x1 m_BackupCompressionDefault = 0x0 FilestreamAccessLevel = 0 OptimizeForAdhocWorkloads = 0 cchecksum = 1787 DBCC execution completed. If DBCC printed error messages, contact your system administrator. PAGE: (1:10) BUFFER: BUF @0x043659F8 bpage = 0x069A4000 bhash = 0x00000000 bpageno = (1:10) bdbid = 1 breferences = 0 bUse1 = 45452 bstat = 0x2c00009 blog = 0x43212159 bnext = 0x00000000 PAGE HEADER: Page @0x069A4000 m_pageId = (1:10) m_headerVersion = 1 m_type = 14 m_typeFlagBits = 0x0 m_level = 0 m_flagBits = 0x200 m_objId (AllocUnitId.idObj) = 99 m_indexId (AllocUnitId.idInd) = 0 Metadata: AllocUnitId = 6488064 Metadata: PartitionId = 0 Metadata: IndexId = 0 Metadata: ObjectId = 99 m_prevPage = (0:0) m_nextPage = (0:0) pminlen = 0 m_slotCnt = 1 m_freeCnt = 0 m_freeData = 8190 m_reservedCnt = 0 m_lsn = (0:0:1) m_xactReserved = 0 m_xdesId = (0:0) m_ghostRecCnt = 0 m_tornBits = -1715479820 Allocation Status GAM (1:2) = ALLOCATED SGAM (1:3) = NOT ALLOCATED PFS (1:1) = 0x64 MIXED_EXT ALLOCATED 100_PCT_FULL DIFF (1:6) = CHANGED ML (1:7) = NOT MIN_LOGGED Slot 0, Offset 0x60, Length 9, DumpStyle BYTE Record Type = PRIMARY_RECORD Record Attributes = Record Size = 9 Memory Dump @0x6300A060 00000000: 00000800 fb060000 08†††††††††††††††††....û.... DS_CONFIG @0x6300A060 cconfsz = 8 cmajor = 8 cminor = 0 crevision = 10 cbootsource = 2 crecinterval = 0 ccatalogupdates = 0 cmbSrvMemMin = 0 cmbSrvMemMax = 2147483647 cusrconnections = 0 cnetworkpcksize = 4096 ckbIndexMem = 0 cfillfactor = 0 ctapreten = 0 cwritestatus = 0 cfgpriorityboost = 0x0 cfgexposeadvparm = 0x1 cfglogintime = 20 cfgpss = 0 cfgpad = 4096 cfgxdes = 16 cfgaffinitymask = 0 cfgIOAffinityMask = 0 cfgbuf = 4362 cfgdes = 0 cfglocks = 0 cfgquerytime = 600 cfgcursorthrsh = -1 cfgrmttimeout = 10 cfg_dtc_rpcs = 0 cclkrate = 31250 cfg_max_text_repl_size = 65536 cfgupddate = 40947 cfgupdtime = 22332689 fRemoteAccess = 1 cfgbufminfree = 331 cnestedtriggers = 0x1 cdeflang = 0 cfgTransformNoiseWords = 0x0 cfgPrecomputeRank = 0x0 crossdbownchain = 0 cidCfg = 0x3400d008 cidCfgOld = 0x3400d008 cfgCutoffYear = 2049 cfgLangNeutralFT = 1033 maxworkthreads = 0 minworkthreads = 32 minnetworkthreads = 32 threadtimeout = 15 connectsperthread = 0 cusroptions = 0 exchcostthreshold = 5 maxdop = 0 cpwdpolicyupgrade = 0x1 cfServerTriggerRecursion = 1 cfDisableResultsetsFromTriggers = 0 cfgPHConnectTimeout = 60 CLREnabled = 0 cfgmaxcrawlrange = 4 ftSmallBufMin = 0 ftSmallBufMax = 100 ftLargeBufMin = 0 ftLargeBufMax = 100 RemoteDacEnabled = 0 CommCritComplianceEnabled = 0 EkmEnabled = 0 cUserInstanceTimeout = 0x3c cfgEnableUserInstances = 0x1 m_BackupCompressionDefault = 0x0 FilestreamAccessLevel = 0 OptimizeForAdhocWorkloads = 0 cchecksum = 1787 DBCC execution completed. If DBCC printed error messages, contact your system administrator.