Question
What are the Domains on the Network Utility DNS Test used for?
Applies To
Network Utility
DNS
Answer
<pcsbc.packet8.net>
Poly Session Border Controller used for Poly registration over UDP. Used for phones that do not have SRTP enabled.
<adsbc.packet8.net>
Android Session Border Controller for Work Mobile registration over UDP.
<ip.packet8.net>
iPhone Session Border Controller, used for iPhone registration with Work Mobile over UDP.
<lssbc.8x8.com>
Cisco Session Border Controller, used for Cisco device registration over UDP.
<ssbc.8x8.com>
Poly Secure Session Border Controller, used for SRTP enabled lines to register using TCP traffic (SIP over TLS).
<vodsbc.packet8.net>
Work Desktop Session Border Controller, used for registration over UDP.
<vodssbc.packet8.net>
Work Desktop Secure Session Border Controller, used for registration over TCP using TLS
<cssbc.8x8.com>
Cisco with SRTP enabled
Additional Information
Additional information on the Network Utility tool can be found How to Read the Network Utility Tool Results.