-//\r
-// Transmit parameters of solicit message, refers to section-5.5 of rfc-3315.\r
-//\r
-#define DHCP6_SOL_MAX_DELAY 1\r
-#define DHCP6_SOL_IRT 1\r
-#define DHCP6_SOL_MRC 0\r
-#define DHCP6_SOL_MRT 120\r
-#define DHCP6_SOL_MRD 0\r
-//\r
-// Transmit parameters of request message, refers to section-5.5 of rfc-3315.\r
-//\r
-#define DHCP6_REQ_IRT 1\r
-#define DHCP6_REQ_MRC 10\r
-#define DHCP6_REQ_MRT 30\r
-#define DHCP6_REQ_MRD 0\r
-//\r
-// Transmit parameters of confirm message, refers to section-5.5 of rfc-3315.\r
-//\r
-#define DHCP6_CNF_MAX_DELAY 1\r
-#define DHCP6_CNF_IRT 1\r
-#define DHCP6_CNF_MRC 0\r
-#define DHCP6_CNF_MRT 4\r
-#define DHCP6_CNF_MRD 10\r
-//\r
-// Transmit parameters of renew message, refers to section-5.5 of rfc-3315.\r
-//\r
-#define DHCP6_REN_IRT 10\r
-#define DHCP6_REN_MRC 0\r
-#define DHCP6_REN_MRT 600\r
-#define DHCP6_REN_MRD 0\r
-//\r
-// Transmit parameters of rebind message, refers to section-5.5 of rfc-3315.\r
-//\r
-#define DHCP6_REB_IRT 10\r
-#define DHCP6_REB_MRC 0\r
-#define DHCP6_REB_MRT 600\r
-#define DHCP6_REB_MRD 0\r
-//\r
-// Transmit parameters of information request message, refers to section-5.5 of rfc-3315.\r
-//\r
-#define DHCP6_INF_MAX_DELAY 1\r
-#define DHCP6_INF_IRT 1\r
-#define DHCP6_INF_MRC 0\r
-#define DHCP6_INF_MRT 120\r
-#define DHCP6_INF_MRD 0\r
-//\r
-// Transmit parameters of release message, refers to section-5.5 of rfc-3315.\r
-//\r
-#define DHCP6_REL_IRT 1\r
-#define DHCP6_REL_MRC 5\r
-#define DHCP6_REL_MRT 0\r
-#define DHCP6_REL_MRD 0\r
-//\r
-// Transmit parameters of decline message, refers to section-5.5 of rfc-3315.\r
-//\r
-#define DHCP6_DEC_IRT 1\r
-#define DHCP6_DEC_MRC 5\r
-#define DHCP6_DEC_MRT 0\r
-#define DHCP6_DEC_MRD 0\r
-\r