Hi, Checkout the DualNIC section on this link. http://www.cisco.com/c/en/us/support/docs/unified-communications/expressway-series/117811-configure-vcs-00.html Have you set NAT address on NIC configuration. This should be set if you use single interfa...
Hi, EXP-c asks the DNS server that is conigured for him to resolve the address. So DNS server has to be adjusted to respond with public ip address.For test you might test with public IP address of Exp-E instead of FQDN, but this might cause certifica...
Hi, Check that ports 2776 and 2777 TCP and UDP are opened between exp-c to exp-e (Public natted IP). Also on traversal zone configuration on EXP-C you should use public ip (natted) of EXP-E. Had this problem yesterday. Tomi