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Grandstream Networks, Inc. HT-502 User Manual Page 20 of 32
Firmware Version 1.0.4.2 Last Updated: 06/2011
Port Status
Displays relevant information regarding the each FXS port.
Port Hook Registration DND Forward
Busy
Forward
Delayed
Forward
FXS1 On Hook Registered
Yes 613
FXS2 On Hook Registered
No 614
• Both FXS port1 and FXS port2 are registered with this SIP Server.
• FXS Port 1 user has set Do Not Disturb.
• FXS Port 1 user has set his calls to be forwarded unconditionally to ext 613.
• FXS Port 2 user has set his calls to forward to 614 when his phone is busy.
Advanced User Configuration
Log in to the advanced user configuration page the same way as for the basic configuration page. The
password is case sensitive and the factory default password for Advanced User is “admin”.
Advanced User configuration includes the end user configuration and the advanced configurations
including: a) SIP configuration, b) Codec selection, c) NAT Traversal Setting and d) other miscellaneous
configuration. HT502 each FXS SIP account has its own configuration page. Their configurations are
identical.
T
ABLE 9: ADVANCED SETTINGS
Admin Password
This contains the password to access the Advanced Web Configuration page. This field is
case sensitive. Only the administrator can configure the “Advanced Settings” page.
Password field is purposely left blank for security reasons after clicking update and saved.
The maximum password length is 25 characters.
Layer 3 QoS
This field defines the layer 3 QoS parameter which can be the value used for IP
Precedence or Diff-Serv or MPLS. Default value is 12.
Layer 2 QoS Value used for layer 2 VLAN tag. Default setting is blank.
STUN Serve
r
IP address or Domain name of the STUN server.
Keep-alive interval
This parameter specifies how often the HT502 sends a blank UDP packet to the SIP
server in order to keep the “hole” on the NAT open. Default is 20 seconds. Minimum
value is 20 seconds.
Use STUN to detect
network connectivity
Use STUN keep-alive to detect WAN side network problems. If keep-alive request does
not yield any response for configured number of times, the device will restart the TCP/IP
stack. If the STUN server does not respond when the device boots up, the feature is
disabled.
Firmware Upgrade
and Provisioning
Enables HT502 to download firmware or configuration file through either the TFTP, HTTP
or HTTPS server.