/mcpDescription Field Specifies the authentication method. Authentication Method Specifies the preshared key if you selected Pre-shared Key in the Authentication Name field. Pre-shared IPSec keys can contain alphanumeric characters and hyphens only, not white spaces or any other characters. If you are migrating from a Windows-based version of Unified CCX, you may need to change the name of your pre-shared IPSec keys, so they are compatible with current versions of Unified CCX. Note Preshared Key Specifies whether the peer is the same type or different. Peer Type If you choose Different for the Peer Type, enter the new certificate name. Certificate Name Specifies the IP address or FQDN of the destination. Destination Address Specifies the port number at the destination. Destination Port Specifies the IP address or FQDN of the source. Source Address Specifies the port number at the source. Source Port Specifies Transport mode. Mode Specifies the port number to use at the destination. Remote Port Specifies the protocol: • TCP • UDP • Any Protocol From the drop-down list, choose the encryption algorithm. Choices include • DES • 3DES Encryption Algorithm Specifies the hash algorithm: • SHA1—Hash algorithm that is used in phase 1 IKE negotiation • MD5—Hash algorithm that is used in phase 1 IKE negotiation Hash Algorithm Cisco Unified Operating System Administration Guide for Cisco Unified CCX and Cisco Unified IP IVR, Release 12.5(1) SU3 28 Security Set Up New IPSec Policy