But as you also said you want to capture traffic acorss the lan in this case the source port may exist on different switches and incase your source port and destination port exist on different switch then you surely need a RSPAN.
Also instead of configuring a specific source port to capture you can capture complete vlan when you configure SPAN you can also configure source vlan to capture all traffic on and for that vlan.
We are pleased to announce availability of Beta software for 16.6.3. 16.6.3 will be the second rebuild on the 16.6 release train targeted towards Catalyst 9500/9400/9300/3850/3650 switching platforms. We are looking for early feedback from custome...