Grandstream Networks Grandstream GXP-1200 IPフォン Grandstream Networks Grandstream GXP-1200 IPフォン IPフォン Grandstream Networks
Cisco Systems Cisco CallManager 4.1(3) IPフォン Cisco Systems Cisco CallManager 4.1(3) IPフォン IPフォン Cisco Systems
K & M - Konig & Meyer CMP-VOIP60 IPフォン K & M - Konig & Meyer CMP-VOIP60 IPフォン IPフォン K & M - Konig & Meyer
RAD Data comm RAD Data Communications IP Phone Vmux-2100 IPフォン RAD Data comm RAD Data Communications IP Phone Vmux-2100 IPフォン IPフォン RAD Data comm
ZyXEL Communications P-2602R/RL-DXA IPフォン ZyXEL Communications P-2602R/RL-DXA IPフォン IPフォン ZyXEL Communications
RAD Data comm RAD Data Communications IP Phone Vmux-2100 Voice Trunking Gateway IPフォン RAD Data comm RAD Data Communications IP Phone Vmux-2100 Voice Trunking Gateway IPフォン IPフォン RAD Data comm
Vertical Communications TeleVantage TeleVantage 7.5 IPフォン Vertical Communications TeleVantage TeleVantage 7.5 IPフォン IPフォン Vertical Communications