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Addng Another Hp switch to a trunk

 
jwc1972
Advisor

Addng Another Hp switch to a trunk

Hi

 

 I have two hp switches 2910 connected by fibre on port 48 which is a  Trunk port trk1

 

Do I add the trunk port on the new switch port 28?

 

Switch Number 1

trunk 42 Trk2 Trunk
trunk 48 Trk1 Trunk
ip default-gateway 192.168.1.3
vlan 1
   name "DEFAULT_VLAN"
   untagged 1-34,36-40,44-47,Trk1
   ip address dhcp-bootp
   no untagged 41,43,Trk2
   exit
vlan 201
   name "ADSL1"
   untagged 41
   tagged Trk2
   no ip address
   exit
vlan 300
   name "ADSL2"
   untagged 43
   tagged Trk2
   no ip address
   exit

 

Switch Number 2

 

module 1 type J9147A
trunk 48 Trk1 Trunk
ip default-gateway 192.168.1.3
vlan 1
   name "DEFAULT_VLAN"
   untagged 1-47,Trk1
   ip address dhcp-bootp
   exit

 

How do I add another hp switch to the trunk? If I select the port which connects to the new switch trunk port 46 trunk  the network dies? The Swicth is a 2625

 

hostname "ProCurve Switch 2610-24-PWR"

ip default-gateway 192.168.1.3
vlan 1
   name "DEFAULT_VLAN"
   untagged 1-28
   ip address 192.168.1.222 255.255.255.0
   exit

Port 46 to connect to Port 28 by fibre

 

Cheers

 

 

P.S. This thread has been moved from Network Management > IMC to ProCurve / ProVision-Based. - Hp Forum Moderator

 

1 REPLY 1
Richard Litchfield
Respected Contributor

Re: Addng Another Hp switch to a trunk

This should really be in the ProCurve forum - maybe a mod can relocate it?

 

It sounds a bit like the terminology has been confusing:

  • The ProCurve trunk refers to an aggregation link (ie 2 or more ports grouped together, often with LACP)
  • If you are referring to Cisco trunk (ie a set of standard 802.1q tagged VLANs) you don't need a ProCurve trunk for that

 

With the link sw2port28-sw1port46, they both appear to be untagged in VLAN1, and if they are in the same subnet, they should be able to ping each other. You can add multiple tagged VLANs to each end (eg vlan 201 tagged 28).