diff options
| author | Josh Bailey <joshb@google.com> | 2012-03-24 08:35:20 -0700 |
|---|---|---|
| committer | Avneesh Sachdev <avneesh@opensourcerouting.org> | 2012-04-07 13:54:37 -0700 |
| commit | 3f045a08812525505e165deea99a79447b44506b (patch) | |
| tree | a5c944b0584e0e5a14908a2ac9476637e7c1d7e6 /isisd/isis_constants.h | |
| parent | 6902c69aa30a73ecd70ef8941518b541ca02b878 (diff) | |
isisd: add Google's changes to IS-IS
Diffstat (limited to 'isisd/isis_constants.h')
| -rw-r--r-- | isisd/isis_constants.h | 78 |
1 files changed, 52 insertions, 26 deletions
diff --git a/isisd/isis_constants.h b/isisd/isis_constants.h index 1b75ba6b..bb2c4b40 100644 --- a/isisd/isis_constants.h +++ b/isisd/isis_constants.h @@ -27,8 +27,10 @@ * Architectural constant values from p. 35 of ISO/IEC 10589 */ -#define MAX_LINK_METRIC 63 -#define MAX_PATH_METRIC 1023 +#define MAX_NARROW_LINK_METRIC 63 +#define MAX_NARROW_PATH_METRIC 1023 +#define MAX_WIDE_LINK_METRIC 0x00FFFFFF /* RFC4444 */ +#define MAX_WIDE_PATH_METRIC 0xFE000000 /* RFC3787 */ #define ISO_SAP 0xFE #define INTRADOMAIN_ROUTEING_SELECTOR 0 #define SEQUENCE_MODULUS 4294967296 @@ -38,7 +40,7 @@ * implementation specific jitter values */ -#define IIH_JITTER 25 /* % */ +#define IIH_JITTER 10 /* % */ #define MAX_AGE_JITTER 5 /* % */ #define MAX_LSP_GEN_JITTER 5 /* % */ #define CSNP_JITTER 10 /* % */ @@ -46,36 +48,59 @@ #define RANDOM_SPREAD 100000.0 +#define ISIS_LEVELS 2 +#define ISIS_LEVEL1 1 +#define ISIS_LEVEL2 2 + /* * Default values - * ISO - 10589 - * Section 7.3.21 - Parameters + * ISO - 10589 Section 7.3.21 - Parameters + * RFC 4444 */ #define MAX_AGE 1200 #define ZERO_AGE_LIFETIME 60 -#define MAX_LSP_GEN_INTERVAL 900 -#define MIN_LSP_GEN_INTERVAL 30 +#define MIN_LSP_LIFETIME 350 +#define MAX_LSP_LIFETIME 65535 +#define DEFAULT_LSP_LIFETIME 1200 + +#define MIN_MAX_LSP_GEN_INTERVAL 1 +#define MAX_MAX_LSP_GEN_INTERVAL 65235 +#define DEFAULT_MAX_LSP_GEN_INTERVAL 900 + +#define MIN_MIN_LSP_GEN_INTERVAL 1 +#define MAX_MIN_LSP_GEN_INTERVAL 120 /* RFC 4444 says 65535 */ +#define DEFAULT_MIN_LSP_GEN_INTERVAL 30 + #define MIN_LSP_TRANS_INTERVAL 5 -#define ISIS_MIN_LSP_LIFETIME 380 -#define CSNP_INTERVAL 10 -#define PSNP_INTERVAL 2 -#define ISIS_MAX_PATH_SPLITS 3 -#define ISIS_LEVELS 2 -#define ISIS_LEVEL1 1 -#define ISIS_LEVEL2 2 +#define MIN_CSNP_INTERVAL 1 +#define MAX_CSNP_INTERVAL 600 +#define DEFAULT_CSNP_INTERVAL 10 + +#define MIN_PSNP_INTERVAL 1 +#define MAX_PSNP_INTERVAL 120 +#define DEFAULT_PSNP_INTERVAL 2 + +#define MIN_HELLO_INTERVAL 1 +#define MAX_HELLO_INTERVAL 600 +#define DEFAULT_HELLO_INTERVAL 3 + +#define MIN_HELLO_MULTIPLIER 2 +#define MAX_HELLO_MULTIPLIER 100 +#define DEFAULT_HELLO_MULTIPLIER 10 -#define HELLO_INTERVAL 10 -#define HELLO_MINIMAL HELLO_INTERVAL -#define HELLO_MULTIPLIER 3 +#define MIN_PRIORITY 0 +#define MAX_PRIORITY 127 #define DEFAULT_PRIORITY 64 -/* different vendors implement different values 5-10 on average */ -#define LSP_GEN_INTERVAL_DEFAULT 10 -#define LSP_INTERVAL 33 /* msecs */ -#define DEFAULT_CIRCUIT_METRICS 10 -#define METRICS_UNSUPPORTED 0x80 -#define PERIODIC_SPF_INTERVAL 60 /* at the top of my head */ -#define MINIMUM_SPF_INTERVAL 5 /* .. same here */ + +/* min and max metric varies by new vs old metric types */ +#define DEFAULT_CIRCUIT_METRIC 10 + +#define METRICS_UNSUPPORTED 0x80 + +#define MINIMUM_SPF_INTERVAL 1 + +#define ISIS_MAX_PATH_SPLITS 64 /* * NLPID values @@ -104,6 +129,7 @@ #define SNPA_ADDRSTRLEN 18 #define ISIS_SYS_ID_LEN 6 +#define ISIS_NSEL_LEN 1 #define SYSID_STRLEN 24 /* @@ -136,8 +162,8 @@ * packets, using isomtu = mtu - LLC_LEN */ #define ISO_MTU(C) \ - (C->circ_type==CIRCUIT_T_BROADCAST) ? \ - (C->interface->mtu - LLC_LEN) : (C->interface->mtu) + ((if_is_broadcast ((C)->interface)) ? \ + (C->interface->mtu - LLC_LEN) : (C->interface->mtu)) #ifndef ETH_ALEN #define ETH_ALEN 6 |