Welltech WG5260 V.6.1 - Manual (Page 134)

Welltech Computer Co., Ltd.
WellGate 5260 User Guide – V6.1.0 - 134 -
longer, it means it might need take long time to re-register to
Gatekeeper after Gatekeeper failed or restart. If it is very short, will
cause more IP traffic.
b. Check whether Gatekeeper has a preset TTL setup or not. If so, the
GK TTL will overwrite the WG5260’s TTL request by using the default
value.
Q4. In SIP Mode: WG5260 cannot keep registering to SIP Register Server
after Register Server restarted.
Answer:
a. Check whether WG5260’s register IP address, port, user id and
password are correct.
b. Check whether Register Server has a preset TTL setup or not. If so,
the Register Server TTL will overwrite the WG5260’s TTL request by
using the default value.
Q5. WG5260 cannot make a success call.
Answer:
a. Check PSTN trunk ready to work or not. You need to have the
following event generated - “9504: trunk alarm clear (trunk #)”
b. Check WG5260 is registered to H.323: Gatekeeper /SIP: Register
Server or not. You need to have the following event generated - “9503:
H323 GK/ SIP Register [xxx.xxx.xxx.xxx] found & registered”
c. Check the digit manipulation setting is correct or not. Make sure you
have DM put into call flow editor, interface or VoIP.
d. For P2P call, make sure you have the address book setting for dialed
number.
Q6. Cannot hear voice after the calls connect.
Answer:
a. Make sure the interface and host Enternet are well connected.
b. Ping each related IP to see network is working or not.
c. The voice codec priority should be matched both side.
Q7. In H.323 Mode: Failed to setup a fast start call.
Answer:
a. Make sure the far end “Fast Start” is enabled.
b. Check weather Gatekeeper can support Fast Start or not. (Some
Gatekeeper is not.)
c. If you cannot hear early announcement, make sure the far and H.323
end point can listen RTP port before connect.
Q8. In SIP Mode: Failed to setup a normal call.
Answer:
a. Make sure the voice codec priority should be matched both side.
b. Make sure the WG5260cann accept proxy call only or not.
Q9. In SIP Mode: Failed to hear the early media before call connected
Answer:
a. Make sure the 180 SDP or 183 SDP are enabled.
b. Make sure the remote SIP end point can cut through voice before call
connected.
Q10. Cannot send or receive the DTMF to/from far end VoIP end point.