Blacklist
The blacklist represents itself a list or register of entities which are denied privileges, service, mobility, access and admission due to these or other reasons. This function blocks all connections from the subscribers who are in the list.
GXP2120 is an IP Phone of a new generation. It has six lines, a large LCD screen with a 320x160 resolution, 4 programmable context-sensitive soft keys (XML), 7 programmable speed dial keys with BLF support, two network PoE ports and probability of five-sided conference.
Elmer Sinaza, sp. z o.o.
Elmer Sinaza is a provider of TDM and VoIP phone calls. Using most recent technologies and extensive relations, Elmer Sinaza permits to cut the costs of phone calls considerably.
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