ADTRAN Total Access 5000 - Page 253

Appendix F, NetVanta Examples - EVC Maps
65K510DEP08-1A F-13
connect evc 1
no shutdown
evc-map 2
connect uni eth 1/0/1
match unicast
match ce-vlan-id 1
match ce-vlan-pri 5
connect eVc 2
no shutdown
evc-map 3
connect uni eth 1/0/1
match ce-vlan-id 1
match ce-vlan-pri 5
connect evc 3
no shutdown
IfapacketarrivesatEthernet1/0/1UNIportcontainingavalidL2CPaddress,aVLANIDof
1,andaVLANpriorityof5,thepacketmatchescriteria inbothEVC‐map#1andEVC‐map#3,
butthepacketgetsforwardedbyEVC‐map#1toEVC1because
EVC‐map#1hasahigher
orderofprecedencethanthecriteriaforEVC‐map#3.IfanotherpacketarrivesatEthernet1/0/
1UNIportcontainingaunicastdestinationaddress,aVLANIDof1,andaVLANpriorityof
5,thepacketmatchescriteriainbothEVC‐map#2
andEVC‐map#3,butthepacketgets
forwardedbyEVC‐map#2toEVC2becauseEVC‐map#2hasahigherorderofprecedence
thanthecriteriaforEVC‐map#3.Finally,ifathirdpacketarrivesattheEthernet1/0/1UNI
portcontainingabroadcastdestinationaddress,
aVLANIDof1,andaVLANpriorityof5,
thepacketmatchesonlythecriteriainEVC‐map#3andgetsforwardedtoEVC3.