Administrator‘s Guide for Yealink VC110 Video Conferencing Endpoint254Getting Started 41HH.235 218H.323 Tunneling 83H.460 Firewall Traversal 101Hide IP Address 153Hiding Icons in a Call 156History Record 133IIcon on Display Device 33Icon on Video Conferencing Phone 35Importing/Exporting Configuration 224Index 253Intelligent Firewall Traversal 102In This Guide viIPv6 Support 65KKeep Alive 98Key Tone 155LLanguage 145LDAP 192LED Instructions 36.LLDP 72Local Directory 189MManual Configuration for VLAN 75Methods of Transmitting DTMF Digit 120Mix Sending 167NNetwork Address Translation 90OOutput Resolution 179PPackaging Contents 3Physical Features of Endpoint 2Placing a Test Call from the Yealink VideoConferencing Endpoint 53Powering the Endpoint On and Off 46Preparing the Network 55QQuality of Service 103RRelog Offtime 154Remote Control l37Reserved Ports 87Resetting to Factory 224Ringback Timeout 137Rport 99SScreenshot 182Search Source List in Dialing 198Secure Real-Time Transport Protocol 215Setup Wizard 49SIP IP Call by Proxy 139Site Name 143SNMP 226Static DNS 59STUN 94Summary of Changes viTTable of Contents ixTones 183Transport Layer Security 208Troubleshooting 231Troubleshooting Methods 231Troubleshooting Solutions 240UUpgrading Firmware 223