CallTimeToLive: <60..65534>
Specifies the interval (in seconds) at which the VCS polls the endpoints in a call to verify that they are still in the call.

Registration

ConflictMode:
Determines how the system will behave if an endpoint attempts to register an alias currently registered from another IP address.

Reject

: denies the registration.

Overwrite

: deletes the original registration and replaces it with the new registration.

UDP Port: <04..65534>
Specifies the port to be used for H.323 UDP registrations.

TimeToLive: <60..65534>
Specifies the interval (in seconds) at which an H.323 endpoint must re-register with the VCS in order to confirm that it is still functioning.

Mode:
Determines whether or not the VCS will provide H.323 gatekeeper functionality.

: the VCS will act as an H.323 gatekeeper.

Off

: the VCS will not act as an H.323 gatekeeper.

Interworking

Mode:
Determines whether or not the VCS will act as a gateway between SIP and H.323 calls.

Off

: the VCS will not act as a SIP-H.323 gateway.

RegisteredOnly

: the VCS will act as a SIP-H.323 gateway but only if at least one of the endpoints is locally registered.

: the VCS will act as SIP-H.323 gateway regardless of whether the endpoints are locally registered (you must have the appropriate option key enabled to use this feature).

Address:
Specifies the IPv4 address of the VCS. Note: You must restart the system for any changes to take effect.

DNS

Domain

Name:
Specifies the name to be appended to the host name before a query to the DNS server is executed. Used only when attempting to
resolve a domain name which is not fully qualified for NTP, LDAP, External Manager and Log servers.

Server [..5]

Address:
Sets the IP address of up to 5 DNS servers to be used when resolving domain names.

Gateway:
Specifies the IPv4 gateway of the VCS. Note: You must restart the system for any changes to take effect.