I have a vcs-c on the intranet. I need to access the Internet through a squid proxy server deployed in the DMZ zone and establish with the vcs-e on the Internet. But I cannot modify vcs-c as a proxy client. When I try to modify it, the following message is prompted.
![1586834656(1).png 1586834656(1).png](https://community.cisco.com/t5/image/serverpage/image-id/71572i8FEB651D6139BA49/image-size/large?v=v2&px=999)