This the TCP/IP protocol multicast realization of the code, the compiler environment KEIL, a good reference!

MultiCast
.........\DP_READ.OBJ
.........\dp_read_audio.a51
.........\dp_read_audio.LST
.........\dp_read_audio.OBJ
.........\dp_read_audio._ia
.........\dp_read_video.a51
.........\dp_read_video.LST
.........\dp_read_video.OBJ
.........\dp_read_video._ia
.........\DP_WRITE.OBJ
.........\dp_write_audio.a51
.........\dp_write_audio.LST
.........\dp_write_audio.OBJ
.........\dp_write_audio._ia
.........\dp_write_video.a51
.........\dp_write_video.LST
.........\dp_write_video.OBJ
.........\dp_write_video._ia
.........\MAIN.C
.........\MAIN.LS1
.........\MAIN.LST
.........\MAIN.OBJ
.........\PUTCHAR.H
.........\rom400_init.h
.........\rom400_kmem.h
.........\rom400_netstat.h
.........\rom400_sock.h
.........\rom400_task.h
.........\rom400_xnetstack.h
.........\ROMINIT.LIB
.........\ROM_KMEM.LIB
.........\ROM_NETSTAT.LIB
.........\ROM_SOCK.LIB
.........\ROM_TASK.LIB
.........\selfboot_ceshi
.........\..............\DE_COPY.A51
.........\..............\DE_COPY.LST
.........\..............\de_copy.OBJ
.........\..............\DE_COPY._IA
.........\..............\EN_COPY.A51
.........\..............\EN_COPY.LST
.........\..............\EN_COPY._IA
.........\..............\HelloWorld.plg
.........\..............\MAIN.C
.........\..............\main.LST
.........\..............\main.OBJ
.........\..............\rom400_flash.h
.........\..............\rom400_init.h
.........\..............\rom400_task.h
.........\..............\rom400_util.h
.........\..............\ROMINIT.LIB
.........\..............\ROM_FLASH.LIB
.........\..............\rom_offsets.inc
.........\..............\ROM_TASK.LIB
.........\..............\ROM_UTIL.LIB
.........\..............\self_boot_decode
.........\..............\self_boot_decode.hex
.........\..............\self_boot_decode.lnp
.........\..............\self_boot_decode.MAP
.........\..............\self_boot_decode.Opt
.........\..............\self_boot_decode.plg
.........\..............\self_boot_decode.SBR
.........\..............\self_boot_decode.Uv2
.........\..............\self_boot_decode_Opt.Bak
.........\..............\self_boot_decode_Uv2.Bak
.........\..............\startup400.a51
.........\..............\startup400.LST
.........\..............\startup400.OBJ
.........\startup400.a51
.........\startup400.LST
.........\startup400.OBJ
.........\trm
.........\TRM.HEX
.........\TRM.HEX.bak
.........\TRM.LNP
.........\TRM.MAP
.........\trm.Opt
.........\TRM.ORC
.........\TRM.PLG
.........\TRM.SBR
.........\trm.Uv2
.........\TRM_B
.........\trm_Opt.Bak
.........\trm_Uv2.Bak
.........\UDP传输命令字格式.doc
.........\USER.H
.........\XNETSTACK.LIB
.........\测试
.........\....\A
.........\....\.\DP_READ.OBJ
.........\....\.\dp_read_audio.a51
.........\....\.\dp_read_audio.LST
.........\....\.\dp_read_audio.OBJ
.........\....\.\dp_read_audio._ia
.........\....\.\dp_read_video.a51
.........\....\.\dp_read_video.LST
.........\....\.\dp_read_video.OBJ
.........\....\.\dp_read_video._ia
.........\....\.\DP_WRITE.OBJ

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