Product Info

E18C Door Phone Administrator Guide
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16.2.PCAP for Debugging
PCAP in E18C is used to capture the data package going in and out of the
devices for debugging and troubleshooting purpose. You can set up the
PCAP on the device web interface properly before using it. Path:
Upgrade >Diagnosis > PCAP.
Parameter Set-up:
 Specific Port: select the specific ports from 1-65535 so that only the
data packet from the specific port can be captured. You can leave the
field blank by default.
 PCAP: click Start tab and Stop tab to capture the a certain range of data
packets before clicking Export tab to export the data packets to you
Local PC.
 PCAP Auto Refresh: select “Enable” or “ Disable” to turn on or turn off the
PCAP auto fresh function. If you set it as “ Enable” then the PCAP will
continue to capture data packet even after the data packets reached its
1M maximum in capacity. If you set it as “ Disable” the PCAP will stop
data packet capturing when the data packet captured reached the
maximum capturing capacity of 1MB.
16.3.User Agent
SIP user agent (UA) is an endpoint device that supports SIP, which is used to
establish connections an enable session between two endpoint devices. And
a UA is comprised of UAC (User Agent Client) and UAS (User Agent server)
with the UAC used to issue requests and UAS used to issue response. UA