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The hard limit is to keep someone from stacking networks behind a port. On Wed, Nov 2, 2022 at 2:58 PM David Farmer <[log in to unmask]> wrote: > > Maybe we don't need to define a hard limit of 1 or 2, but only that the list needs to be static, as in not auto-detected but a defined list; the point is to be able to quash/filter unknown unicast traffic. > > On Wed, Nov 2, 2022 at 9:33 AM Jay Hanke <[log in to unmask]> wrote: >> >> What if we raised the maximum number of static mac addresses to 2 (to >> allow for migrations and to allow Jeremy to sleep) in the mac acl? >> >> On Mon, Oct 31, 2022 at 12:48 PM Mike Johnston <[log in to unmask]> wrote: >> > >> > Well articulated, as always, David. Thank you. >> > >> > >> > I am in favor of the use of static MAC ACL, even if that requires manual >> > changes to that ACL, and the additional coordination that may consume. >> > A few thoughts, though.... >> > >> > Maybe 1G links are exempt from this? Since a couple second switching >> > loop from a 1G port is not as impactful? ????? Thoughts from others, >> > please. >> > >> > Using a static MAC ACL could make troubleshooting a failure more >> > problematic. For example, replacing a line card to "see if that fixes >> > the issue" could send a tech down a trail of red hearings. Even if the >> > member is fully aware that they need to coordinate the MAC change, this >> > sort work is often being done in response to an unexpected outage. The >> > added time spend on the coordination could be seen as frustrating. But, >> > for some members it's not a big deal, and can use other links until >> > their MICE connectivity is restored. >> > >> > I've heard that some members are using a virtual MAC address, which is >> > probably the way to avoid needing to coordinate in the first place. >> >> >> >> -- >> Jay Hanke, President >> South Front Networks >> [log in to unmask] >> Phone 612-204-0000 > > > > -- > =============================================== > David Farmer Email:[log in to unmask] > Networking & Telecommunication Services > Office of Information Technology > University of Minnesota > 2218 University Ave SE Phone: 612-626-0815 > Minneapolis, MN 55414-3029 Cell: 612-812-9952 > =============================================== > > ________________________________ > > To unsubscribe from the MICE-DISCUSS list, click the following link: > http://lists.iphouse.net/cgi-bin/wa?SUBED1=MICE-DISCUSS&A=1 -- Jay Hanke, President South Front Networks [log in to unmask] Phone 612-204-0000