NEC Electronics America IP Phone NEAX 2000 IVS2 IPフォン NEC Electronics America IP Phone NEAX 2000 IVS2 IPフォン IPフォン NEC
Nortel Networks Nortel IP Phone 2002 IPフォン Nortel Networks Nortel IP Phone 2002 IPフォン IPフォン Nortel Networks
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
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