The order of crerating your BAGG is important and should be done as indiacated by Richard.
An assumtion is also that you have already defined VLANS
When you attach your vlans to the BAGG in the final step you should see something like following output message on your console
Please wait........................................... Done.
Configuring GigabitEthernet1/0/49........................................... Done.
Configuring GigabitEthernet5/0/49........................................... Done.
Here is an example configuration for HP Comware and Cisco using Bridge Aggregation (HP) and Port Channel (Cisco)
********************************************HP Comware*******************************************************
vlan 1 to 900
interface Bridge-Aggregation1
description link to Cisco
link-aggregation mode dynamic
quit
int gig 1/0/49
shut
description link to Cisco gig 1/3
port link-aggregation group 1
int gig 5/0/49
shut
description link to Cisco gig 1/5
port link-aggregation group 1
interface Bridge-Aggregation 1
description link to Cisco
port link-type trunk
port trunk permit vlan all
************The below will be seen when the vlans are permitted*****************************
Please wait........................................... Done.
Configuring GigabitEthernet1/0/49........................................... Done.
Configuring GigabitEthernet5/0/49........................................... Done.
int gig 1/0/49
undo shut
int gig 5/0/49
undo shut
**or on the HP switch change the following if you use a different PVID in this example 990, and to allow specific vlans**
interface Bridge-Aggregation 1
description link to Cisco
port link-type trunk
undo port trunk permit vlan all
port trunk pvid vlan 990
port trunk permit vlan 1 to 899