04-01-2014 08:35 AM
Hi guy
Recently we broguht 4506-E with Supp-8E and when connect our Stack switch 3750 with 4506 port gi2/1 in trunk mode and configure vlan 1 with ip address, from clinet site i can ping the 4506 ping for sudden period and after than i cannot ping it.
04-02-2014 01:54 PM
Spanning-tree?
04-08-2014 06:29 AM
Hallo,
This is because of a bug
CSCuj73571
If you don't use VLAN1 the issue won't happen.
Another Workaround is to turn on and off "ipv6 snooping"...
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