06-03-2007 04:17 PM - edited 03-05-2019 04:27 PM
Hi There,
I have the following HP switch configuration which needs to be adapted to a Cisco 3550, as I am still relatively new at this was hoping someone could assist.
hostname "NC_LAN"
interface 19
no lacp
exit
interface 20
no lacp
exit
trunk 19-20 Trk1 LACP
ip routing
snmp-server community "public" Unrestricted
vlan 1
name "DEFAULT_VLAN"
no ip address
no untagged 1-18,21-24,Trk1
exit
vlan 10
name "link_IO"
untagged Trk1
ip address xxx.xxx.xxx.xxx 255.255.255.252
ip helper-address xxx.xxx.xxx.xxx
exit
vlan 210
name "IO_Data"
untagged 9-17
ip address xxx.xxx.xxx.xxx 255.255.255.0
ip helper-address xxx.xxx.xxx.xxx
tagged 3,18,21-24
ip igmp
exit
vlan 300
name "IO_Voice"
untagged 1-2,4-8
ip address xxx.xxx.xxx.xxx 255.255.254.0
ip helper-address xxx.xxx.xxx.xxx
tagged 3,18,21-24
ip igmp
exit
ip route 0.0.0.0 0.0.0.0 xxx.xxx.xxx.xxx
primary-vlan 10
spanning-tree Trk1 priority 4
Thanks
Dan
06-03-2007 10:29 PM
Dan,
Ohhh.. Its a little Tough... after looking at the HP switch config... I will try to convert this config as best as I can...
On HP Switch, port 19-20 are configured as trunk links with LACP port chanelling to some other switch. Please check and confirm... Do the following on 3550:
Config t
Interface fa 0/19
Switchport trunk encapsulation dot1q
switchport mode trunk
Interface fa 0/20
Switchport trunk encapsulation dot1q
switchport mode trunk
Check if you are using the port-channel (just to be sure) and then configure the portchannel using the link below on port 19 and 20.
http://www.cisco.com/univercd/cc/td/doc/product/lan/c3550/12225sec/3550scg/swethchl.htm#wp1033981
Once this is done, configure the " IP routing " and Layer-3 SVI's along with the helper address to direct the DHCP broadcaststs to the DHCP server.
Config t
IP routing
Interface vlan 10
ip address xxx.xxx.xxx.xxx 255.255.255.252
ip helper-address xxx.xxx.xxx.xxx
Interface vlan 210
ip address xxx.xxx.xxx.xxx 255.255.255.0
ip helper-address xxx.xxx.xxx.xxx
Interface vlan 300
ip address xxx.xxx.xxx.xxx 255.255.254.0
ip helper-address xxx.xxx.xxx.xxx
Ip route 0.0.0.0 0.0.0.0 xxx.xxx.xxx.xxx
I see that IGMP has been enabled on the HP switch. You can enable the same using the following links:
http://www.cisco.com/univercd/cc/td/doc/product/lan/c3550/12225sec/3550scg/swigmp.htm
http://www.cisco.com/univercd/cc/td/doc/product/lan/c3550/12225sec/3550scg/swmcast.htm
Please find the 3550 Config guide below for configuration.
http://www.cisco.com/univercd/cc/td/doc/product/lan/c3550/12225sec/3550scg/index.htm
HTH,Please rate if it does.
-amit singh
06-04-2007 02:51 PM
Thanks,
Really appreciate the assistance, will give it a go and let you know.
Dan
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