Nortel 460 Device Management Manual
Also see for BayStack 460 Switch: Reference guide
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Contents |
12 Policy management on the Nortel Ethernet Switch 460, Ethernet Switch 470, and BPS318396-4.1Table 4 describes the allowable User Priority Update actions, based on the DSCPspecification for the same action.Update Drop Precedence actionsTable 5 describes the allowable Drop Precedence Update actions under differentinterface classes, relative to BPS software versions and traffic classifications.‡ Egress Map - Use COS value from DSCP to COS mapping, based on DSCP from incomingpacket.** Ignore - Ignore user priority value.Table 4 Allowable User Priority Update actions (underlined text denotes EPMdefault setting, where multiple options exist)DSCP Ignore DSCP Mark DropUpdate User Priority Update 0-7* , EgressMap† , Ignore‡* Update 0-7 - Update user priority with value 0-7.† Egress Map - Use COS value from DSCP to COS mapping, based on DSCP from incomingpacket.‡ Ignore - Ignore user priority.Defaults **** Defaults - Use COS value from DSCP to COS mapping, based on DSCP value in action.Ignore ‡Table 5 Drop Precedence Update action behavior (underlined text denotes EPMdefault setting, where multiple options exist)Device softwareversion Untrusted Trusted UnrestrictedBPS 2.0, 3.0, 3.1Layer 3 Update 1-8* ,Defaults †* Update 1-8 - Update drop precedence with value 1-8.† Defaults - Use COS value from DSCP to COS mapping, based on DSCP value in action.Egress Map‡ Refer to Table 6.Layer 2Tagged Update 8,Update 1-8*Ignore ** Update 1-8* , Ignore**UnTagged Ignore ** Ignore ** Update 1-8* , Ignore** |
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