Difference between RTP relay on and off at Brekeke PBX
|SIP devices / services used with BPBX||--Compatible with most SIP devices/services.|
-- Sending re-INVITE to User Agents (devices/services) does not occur unless SIP timer is used.
-- For most SIP services in the market, trouble will be avoided by setting RTP relay ON at ARS rules
|--May not be compatible with certain SIP devices/services|
--Sip devices/services which can handle change in media information using re-INVITE.
--Higher possibility of encountering issues with different SIP phones since RTP sessions are directly exchanged peer to peer.
-- To confirm interoperability, testing for all combination of devices is recommended
|Keypad Commands||In-band, RFC2833, SIP-INFO (DTMF-relay) are available||Only SIP-INFO (DTMF-relay) is available|
| Codec Conversion||Codec conversion is handled by Brekeke PBX. User Agents can use different codecs.||Codec conversion will not happen. User Agents need to be connected using the same codec.|