Cisco Catalyst 3550 Command Reference Manual page 394

show forward
If ACLs are present, all keywords in the command could be important to the forwarding decision.
Expressions are case sensitive. For example, if you enter | exclude output, the lines that contain output
do not appear, but the lines that contain Output appear.
Examples
Following are three examples of outputs from the show forward command.
major sections in the output display.
In this example, the destination MAC address is the router's MAC address and routing lookups are
performed:
Switch# show forward fastethernet0/1 vlan 8 0000.1111.2222 0022.3355.8800 ip 8.8.8.10
4.4.4.33 255
signature:00000007, comparison ind:10, control info:2000941A control map:00000000
vlan:8, vlanid entry:000C0012 00000000 00000000 04400000
adjptr:D
vlan:1033, vlanid entry:0004000A 00000000 00000000 00000000
vlan:1033, vlanid entry:0004000A 00000000 00000000 00000000
lookup
qos
acl
route
learn
forw
outacli A60808080A04040421 800000000000FF0000 0
bridgeDestMap:
vlanMask:
sourceMask:
globalMap:
globalMask:
forwMap:
frame notifies:
src u_dat vlan fl q-map
2
Egress q 44
signature:00000007, comparison ind:10, control info:2000941A control map:00000000
vlan:8, vlanid entry:000C0012 00000000 00000000 00000000
adjptr:D
vlan:1033, vlanid entry:0004000A 00000000 88000000 00000000
lookup
route
GigabitEthernet0/1 vlan 1033, dst 0000.0404.0421 src 0022.3355.8800, cos 0x0, dscp 0x0
In this example, the destination MAC address is not the router's MAC address. No routing lookups are
performed:
Switch# show forward fastethernet0/1 vlan 8 0000.1111.2222 0022.3355.9800 ip 8.8.8.10
4.4.4.33 255
signature:00000007, comparison ind:10, control info:2000941A control map:00000000
vlan:8, vlanid entry:000C0012 00000000 00000000 04620000
vlan:8, vlanid entry:000C0012 00000000 00000000 04620000
lookup
qos
acl
learn
forw
Catalyst 3550 Multilayer Switch Command Reference
2-368
adjacency:E0002409 00000404 04210000
key
960808080A04040421 800000000000FF0000 0
960808080A04040421 800000000000FF0000 1
420808080A04040421 000000000000000000 0
187008000011112222 901208000004040421 0
187008000011112222 901208000004040421 1
00000000 00000000 0000FFFF FFFFFFC7
00000000 00000000 0000FFFF EFFFFFFF
00000000 00000000 00000000 00000000
00000000 00000000 00000000 00000000
00000000 00000000 0002FFFF EFFFFC03
00000000 00000000 00000000 10000000
00 8 01 00000000 00000000 00000000 10000000
adjacency:E0002409 00000404 04210000
key
420808080A04040421 000000000000000000 0
key
940808080A04040421 800000000000FF0000 0
940808080A04040421 800000000000FF0000 1
187008000011112222 801008002233559800 0
187008000011112222 801008002233559800 1
Chapter 2 Catalyst 3550 Switch Cisco IOS Commands
Table 2-19
bk adata rawoff secoff sec
00000000 006304 004064
00000082 045408 002016
3FFF800D 006361 000025
80010003 002176 002176
40020000 043328 010560
00000083 012448 002016
bk adata rawoff secoff sec
3FFF800D 006361 000025
bk adata rawoff secoff sec
00000000 006304 004064
00000082 045408 002016
80010003 002176 002176
40020000 043328 010560
describes the
4
1
3
0
5
2
3
4
1
0
5
OL-8566-01