Hello ,when installed a NM-16ESW module on cisco 3745 router ,the ports are considered switch ports ,because i got a msg:"% IP addresses may not be configured on L2 links." when i tried to give IP address for an interface on the module.so , i created...

Hello i need to install the mentioned module on a CISCO 3745 router , shall i power off the router before plugging the module???

Hello,if i need to debug the traffic of only one ip address on a cisco router , how can i do this??i know that an access list may be used , but please clarify the method for me?