[c-nsp] 4500-X VSS %EC-5-CANNOT_BUNDLE2

Gert Doering gert at greenie.muc.de
Tue Mar 12 04:39:58 EDT 2013


Hi,

On Tue, Mar 12, 2013 at 12:42:46PM +1100, CiscoNSP List wrote:
> Portchan conf (That fails):  (Hotmail will probably screw the formatting):
> 
> interface Port-channel5
>  switchport
>  switchport mode trunk
>  switchport nonegotiate
>  switch virtual link 1
> 
> And Int conf:
> 
> interface TenGigabitEthernet1/16 switchport mode trunk
> switchport nonegotiate
> no lldp transmit
> no lldp receive
> no cdp enable
> channel-group 5 mode on
> service-policy output VSL-Queuing-Policy

Don't configure stuff on member interfaces after joining a channel.  Ever.

(IOS should just disallow this in the first place)


The "right" sequence of things is:

  int te1/16
    switchport
    channel-group 5 mode on
    no shut

and then *everything else* is configured under "int port-channel 5", including
trunk/no trunk, vlans, service-policy, ...

(For some stupid reasons, switchport/no switchport needs to be set on the
interface first, before joining the channel)

gert
-- 
USENET is *not* the non-clickable part of WWW!
                                                           //www.muc.de/~gert/
Gert Doering - Munich, Germany                             gert at greenie.muc.de
fax: +49-89-35655025                        gert at net.informatik.tu-muenchen.de
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