I want to configure Mix virtual Chassis with EX4200 and EX4500. Can I use mix cabling means that some VC member switches will be connected with VCP dedicated ports and some VC member switches will connected with Fiber Optics.
Yes, you can have this mix of virtual chassis ports that can be used in a mixed VC:
http://www.juniper.net/techpubs/en_US/release-independent/junos/topics/concept/ex4500-virtual-chassi...=====If this worked for you please flag my post as an "Accepted Solution" so others can benefit. A kudo would be cool if you think I earned it.