Grandstream UCM6100 User Manual for 1.0.9.25 - Manual (Page 257)

Firmware Version 1.0.9.25 UCM6100 Series IP PBX User Manual Page 256 of 303
Table 80: Internal Options/STUN Monitor
STUN Server
Configures the IP address or URL of the STUN server to query. If not
specified, STUN is disabled. The default setting is stun.ipvideotalk.com.
Valid format:
[(hostname | IP-address) [':' port]
The default port number is 3478 if not specified.
STUN Refresh
Configure the number of seconds between STUN Refreshes. The default
setting is 30 seconds.
INTERNAL OPTIONS/PAYLOAD
The UCM6100 payload type for audio codecs and video codes can be configured here.
Table 81: Internal Options/Payload
AAL2-G.726
Configure payload type for ADPCM (G.726, 32kbps, AAL2 codeword
packing). The default setting is 112.
DTMF Configured payload type for DTMF. The default setting is 101.
G.721 Compatible Configure to enable/disable G.721 compatible. The default setting is Yes.
G.726
Configure the payload type for G.726 if "G.721 Compatible" is disabled.
The default setting is 111.
ILBC Configure the payload type for ILBC. The default setting is 97.
H.264 Configure the payload type for H.264. The default setting is 99.
H.263P Configure the payload type for H.263+. The default setting is 100 103.