Dell Force10 S55T FTOS Command Line Reference Guide for the S55 System FTOS 8. - Page 850

www.dell.com | support.dell.com Table 32-8. Pre-defined WRED Profile Threshold Values Pre-defined WRED Profile Name Minimum Threshold wred_drop 0 wred_ge_y 1024 wred_ge_g 2048 wred_teng_y 4096 wred_teng_g 8192 Related Commands wred-profile Create a WRED profile. Maximum Threshold 0 2048 4096 8192 16384 trust c e s Specify dynamic classification (DSCP) or dot1p to trust. Syntax trust {diffserv [fallback]| dot1p [fallback]| ipv6-diffserv} Parameters diffserv dot1p fallback ipv6-diffserv Enter the keyword diffserv to specify trust of DSCP markings. Enter the keyword dot1p to specify trust dot1p configuration. Enter this keyword to classify packets according to their DSCP value as a secondary option in case no match occurs against the configured class maps. On E-Series only, enter the keyword ipv6-diffserv to specify trust configuration of IPv6 DSCP. Defaults No default behavior or values Command Modes CONFIGURATION (conf-policy-map-in) Command History Version 8.3.5.0 Version 8.3.1.0 Version 8.2.1.0 Version 7.6.1.0 Version 7.5.1.0 Version 7.4.1.0 pre-Version 6.1.1.1 Introduced on S55 fallback available on the E-Series. dot1p available on the C-Series and S-Series. Introduced on S-Series Introduced on C-Series Expanded to add support for dot1p and IPv6 DSCP Introduced on E-Series Usage When trust is configured, matched bytes/packets counters are not incremented in the show qos Information statistics command. The trust diffserv feature is not supported on E-Series ExaScale when an IPv6 microcode is enabled. Dynamic mapping honors packets marked according to the standard definitions of DSCP. The default mapping table is detailed in the following table. 850 | Quality of Service (QoS)