Hi Thomas,

What I wolud like to see:
- Output of "show vlan static 2"
- Output od "show port status"
- Output of "show mac vlan 2"
- Output of "show lacp"

Which type of box is this? Is routing enabled?

Give me the output of "show config router".

Kind regards
Reinhard


[email protected] schrieb:

Hi again,

I just ran into another interesting problem I actually have no solution for.

We are working with WAN Accelerators and two Firewalls running in active/standby failover mode.


Normally we had only one firewall so setup was quite easy. From the C2 switch to the LAN port of the accelerator and from the wan port to the inside port of the firewall.

Since we now have two firewalls we have to connect I thought of a simple VLAN.

Connecting the switch port fe.1.39 to the lan port of the accelerator, the wan port to, let’s say, fe.1.40 and the two inside interfaces of the firewalls to fe.1.41 and fe.1.42.

For those three ports I have created a vlan

set vlan create 2

set vlan name 2 "Transit"

set port vlan fe.1.40 2 modify-egress

set port vlan fe.1.41 2 modify-egress

set port vlan fe.1.42 2 modify-egress

set port alias fe.1.39 "LAN Acc"

set port alias fe.1.40 "WAN Acc"

set port alias fe.1.41 "Inside-Primary FW"

set port alias fe.1.42 "Inside-Secondary FW"

When I try to ping or send any other packets it always fails.

I can see the ARP broadcast, requesting for the inside IP of the FW, coming out of the WAN port of the accelerator, but I don’t see it coming out of either port fe.1.41 or fe.1.42.

So the broadcast goes into the VLAN 2 but not exiting it…


I am pretty confused about this. Does anybody has an idea about this?

BTW, if I use a simple 5 port switch and connect all three “ports” it works like a charm, it only fails with the VLAN configuration…

Bye

Tom

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Karlsruhe Institute of Technology (KIT)
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