LACP is the IEEE standard and is supported by all newer cisco switches . You can use any combination of ports on the 3750 as long as you configure them all the same . To verify channel use show etherchannel summary " .
"channel-group 1 mode active" creates the etherchannel. You want your etherchannel to be trunked. The channel-protocol isn't required, but it doesn't hurt either. (I compare it to the "deny ip any any" at the end of an ACL. You know it's there, but it's nice to see it.)
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...