\u062c\u064a\u062a\u0648\u0627\u064a Grandstream GXW4501 PRI VoIP \u0647\u0648 \u062d\u0644 \u0642\u0648\u064a \u0648\u0642\u0627\u0628\u0644 \u0644\u0644\u062a\u0648\u0633\u0639\u060c \u0645\u0635\u0645\u0645 \u0644\u0631\u0628\u0637 \u062e\u0637\u0648\u0637 PSTN\/ISDN \u0627\u0644\u0631\u0642\u0645\u064a\u0629 \u0628\u0634\u0628\u0643\u0627\u062a VoIP \u0627\u0644\u062d\u062f\u064a\u062b\u0629 \u0627\u0644\u0642\u0627\u0626\u0645\u0629 \u0639\u0644\u0649 SIP. \u0648\u0647\u0648 \u0645\u0635\u0645\u0645 \u0644\u0644\u0645\u0624\u0633\u0633\u0627\u062a \u0648\u0645\u0642\u062f\u0645\u064a \u0627\u0644\u062e\u062f\u0645\u0629\u060c \u0648\u064a\u062f\u0639\u0645 \u0648\u0627\u062c\u0647\u0627\u062a E1 \u0648T1 \u0648J1 \u0645\u0639 Spans \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0625\u0639\u062f\u0627\u062f \u0628\u0631\u0645\u062c\u064a\u064b\u0627\u060c \u0645\u0627 \u064a\u062a\u064a\u062d \u062a\u0643\u0627\u0645\u0644\u064b\u0627 \u0633\u0644\u0633\u064b\u0627 \u0645\u0639 \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062d\u0627\u0644\u064a\u0629 \u0644\u0634\u0628\u0643\u0629 \u0627\u0644\u062a\u0644\u064a\u0641\u0648\u0646\u0627\u062a.<\/p>\n
\u064a\u062f\u0639\u0645 \u062c\u064a\u062a\u0648\u0627\u064a Grandstream GXW4501 PRI VoIP \u0639\u062f\u0629 \u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644\u0627\u062a \u0625\u0634\u0627\u0631\u0629 \u0645\u0646\u0647\u0627 PRI \u0648SS7 \u0648MFC R2\u060c \u0645\u0627 \u064a\u0636\u0645\u0646 \u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0645\u0639 \u0645\u062c\u0645\u0648\u0639\u0629 \u0648\u0627\u0633\u0639\u0629 \u0645\u0646 \u0634\u0628\u0643\u0627\u062a \u0627\u0644\u0645\u0634\u063a\u0644\u064a\u0646 \u062d\u0648\u0644 \u0627\u0644\u0639\u0627\u0644\u0645. \u0648\u0647\u0630\u0627 \u064a\u062c\u0639\u0644\u0647 \u0627\u062e\u062a\u064a\u0627\u0631\u064b\u0627 \u0645\u062b\u0627\u0644\u064a\u064b\u0627 \u0644\u0644\u0634\u0631\u0643\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0646\u062a\u0642\u0644 \u0645\u0646 \u0627\u0644\u0633\u0646\u062a\u0631\u0627\u0644\u0627\u062a \u0627\u0644\u062a\u0642\u0644\u064a\u062f\u064a\u0629 \u0625\u0644\u0649 \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0627\u062a\u0635\u0627\u0644\u0627\u062a \u0627\u0644\u0642\u0627\u0626\u0645\u0629 \u0639\u0644\u0649 IP.<\/p>\n
\u0648\u0645\u0639 \u062f\u0639\u0645 \u062d\u062a\u0649 120 \u0645\u0643\u0627\u0644\u0645\u0629 VoIP \u0645\u062a\u0632\u0627\u0645\u0646\u0629 (\u062d\u0633\u0628 \u0639\u062f\u062f \u0627\u0644\u0640 Spans \u0627\u0644\u0645\u064f\u0639\u062f\u0629)\u060c \u064a\u0642\u062f\u0645 \u0627\u0644\u062c\u064a\u062a\u0648\u0627\u064a \u0623\u062f\u0627\u0621\u064b \u0639\u0627\u0644\u064a \u0627\u0644\u0633\u0639\u0629 \u064a\u0646\u0627\u0633\u0628 \u0627\u0644\u0645\u0634\u0631\u0648\u0639\u0627\u062a \u0627\u0644\u0645\u062a\u0648\u0633\u0637\u0629 \u0648\u0627\u0644\u0643\u0628\u064a\u0631\u0629. \u0648\u064a\u0636\u0645 \u0645\u0646\u0641\u0630\u064a Gigabit Ethernet \u0644\u0625\u0639\u062f\u0627\u062f\u0627\u062a \u0634\u0628\u0643\u0629 \u0645\u0631\u0646\u0629 \u062a\u062f\u0639\u0645 \u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0645\u0648\u062c\u0647\u0629 (Routed) \u0623\u0648 \u0627\u0644\u0645\u062d\u0648\u0644\u0629 (Switched).<\/p>\n
\u064a\u062f\u0639\u0645 \u0627\u0644\u062c\u0647\u0627\u0632 \u0645\u062c\u0645\u0648\u0639\u0629 \u0648\u0627\u0633\u0639\u0629 \u0645\u0646 \u0643\u0648\u062f\u0643\u0627\u062a \u0627\u0644\u0635\u0648\u062a \u0645\u0646\u0647\u0627 G.711 \u0648G.722 \u0648G.729 \u0648G.723 \u0648iLBC \u0648Opus \u0648GSM\u060c \u0645\u0627 \u064a\u0636\u0645\u0646 \u062c\u0648\u062f\u0629 \u0635\u0648\u062a \u0645\u0645\u062a\u0627\u0632\u0629 \u0641\u064a \u0638\u0631\u0648\u0641 \u0627\u0644\u0634\u0628\u0643\u0627\u062a \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629. \u0643\u0645\u0627 \u064a\u062f\u0639\u0645 \u0625\u0631\u0633\u0627\u0644 \u0627\u0644\u0641\u0627\u0643\u0633 \u0639\u0628\u0631 IP \u0628\u0645\u0639\u064a\u0627\u0631 T.38 \u0644\u0625\u0631\u0633\u0627\u0644 \u0645\u0648\u062b\u0648\u0642 \u0645\u0639 \u0627\u0644\u0631\u062c\u0648\u0639 \u0625\u0644\u0649 G.711 \u0639\u0646\u062f \u0627\u0644\u062d\u0627\u062c\u0629.<\/p>\n
\u062a\u0642\u0646\u064a\u0627\u062a \u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0635\u0648\u062a \u0627\u0644\u0645\u062a\u0642\u062f\u0645\u0629 \u0645\u062b\u0644 \u0625\u0644\u063a\u0627\u0621 \u0627\u0644\u0635\u062f\u0649 (Echo Cancellation) \u0648Jitter Buffer \u0627\u0644\u062f\u064a\u0646\u0627\u0645\u064a\u0643\u064a \u0648\u0625\u062e\u0641\u0627\u0621 \u0641\u0642\u062f \u0627\u0644\u062d\u0632\u0645 \u0648VAD\/CNG \u062a\u0636\u0645\u0646 \u0627\u062a\u0635\u0627\u0644\u064b\u0627 \u0648\u0627\u0636\u062d\u064b\u0627 \u0648\u0645\u0633\u062a\u0642\u0631\u064b\u0627. \u0643\u0645\u0627 \u064a\u0648\u0641\u0631 \u062c\u064a\u062a\u0648\u0627\u064a Grandstream GXW4501 PRI VoIP \u0645\u0632\u0627\u064a\u0627 \u062d\u0645\u0627\u064a\u0629 \u0642\u0648\u064a\u0629 \u0645\u0646\u0647\u0627 \u062a\u0634\u0641\u064a\u0631 \u0627\u0644\u0648\u0633\u0627\u0626\u0637 SRTP \u0648\u0627\u0644\u0648\u0635\u0648\u0644 \u0627\u0644\u0622\u0645\u0646 \u0639\u0628\u0631 TLS\/HTTPS\/SSH \u0648\u0645\u0635\u0627\u062f\u0642\u0629 802.1x\u060c \u0644\u062d\u0645\u0627\u064a\u0629 \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0635\u0648\u062a \u0648\u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u0627\u0644\u0634\u0628\u0643\u0629.<\/p>\n
\u0648\u0644\u062a\u0633\u0647\u064a\u0644 \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0648\u0627\u0644\u0625\u062f\u0627\u0631\u0629\u060c \u064a\u062f\u0639\u0645 \u0627\u0644\u062c\u064a\u062a\u0648\u0627\u064a \u0627\u0644\u0625\u0639\u062f\u0627\u062f \u0627\u0644\u062a\u0644\u0642\u0627\u0626\u064a \u0639\u0628\u0631 HTTP \u0648HTTPS \u0648TFTP \u0648TR-069\u060c \u0645\u0639 \u0645\u0631\u0627\u0642\u0628\u0629 \u0645\u0631\u0643\u0632\u064a\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 Syslog. \u0643\u0645\u0627 \u064a\u0636\u0645 \u0645\u0646\u0627\u0641\u0630 USB 3.0 \u0648\u0641\u062a\u062d\u0629 \u0644\u0643\u0627\u0631\u062a SD \u0648\u0634\u0627\u0634\u0629 LCD \u0645\u062f\u0645\u062c\u0629 \u0644\u0633\u0647\u0648\u0644\u0629 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a \u0627\u0644\u0646\u0638\u0627\u0645.<\/p>\n
\u0648\u0628\u0641\u0636\u0644 \u0623\u062f\u0627\u0626\u0647 \u0627\u0644\u0642\u0648\u064a \u0648\u0645\u0632\u0627\u064a\u0627\u0647 \u0627\u0644\u0645\u062a\u0642\u062f\u0645\u0629 \u0648\u062e\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0645\u0631\u0646\u0629\u060c \u064a\u064f\u0639\u062f \u062c\u064a\u062a\u0648\u0627\u064a Grandstream GXW4501 PRI VoIP \u062d\u0644\u064b\u0627 \u0645\u062b\u0627\u0644\u064a\u064b\u0627 \u0644\u0644\u0634\u0631\u0643\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0631\u064a\u062f \u062a\u062d\u062f\u064a\u062b \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0627\u062a\u0635\u0627\u0644\u0627\u062a \u0645\u0639 \u0627\u0644\u0627\u0633\u062a\u0641\u0627\u062f\u0629 \u0645\u0646 \u062e\u0637\u0648\u0637\u0647\u0627 \u0627\u0644\u0631\u0642\u0645\u064a\u0629 \u0627\u0644\u062d\u0627\u0644\u064a\u0629.<\/p>\n