VoIP - CCNA / CCNP Voice / XLN Telecom

E1(E-Carrier) – ISDN PRI (Integrated Services Digital Network – Private Rate Interface)/SIP Trunking

Farzand Ali1 Comment
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One thought on “E1(E-Carrier) – ISDN PRI (Integrated Services Digital Network – Private Rate Interface)/SIP Trunking”

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