Central 1 means Central 1 Credit Union.
PBX means Private Branch Exchange.
Central Office Switch means a switch used to provide Telecommunications Services, including, but not limited to:
Central Office Switch (CO means the switching entity within the public switched Telecommunications network, including but not limited to:
Switch means a switching device employed by a Carrier within the Public Switched Network. Switch includes but is not limited to End Office Switches, Tandem Switches, Access Tandem Switches, Remote Switching Modules, and Packet Switches. Switches may be employed as a combination of End Office/Tandem Switches. "Switched Access Service" means the offering of transmission and switching services to Interexchange Carriers for the purpose of the origination or termination of telephone toll service. Switched Access Services include: Feature Group A, Feature Group B, Feature Group D, 8XX access, and 900 access and their successors or similar Switched Access Services. "Switched Access Traffic" is traffic that originates at one of the Party's End User Customers and terminates at an IXC Point of Presence, or originates at an IXC Point of Presence and terminates at one of the Party's End User Customers, whether or not the traffic transits the other Party's network.
End Office Switches (“EOs”) are switches from which end user Telephone Exchange Services are directly connected and offered.
DSL refers to a set of service-enhancing copper technologies that are designed to provide digital communications services over copper Loops either in addition to or instead of normal analog voice service, sometimes referred to herein as xDSL, including, but not limited to, the following:
Tandem Office Switch or “Tandem(s)” are used to connect and switch trunk circuits between and among other Central Office Switches. A Tandem Switch does not include a PBX.
Mobile Network means a 3G or 4G network or any other mobile communications network which we choose to provide Mobile services.
Access Tandem Switch is a Switch used to connect End Office Switches to interexchange Carrier Switches. Qwest's Access Tandem Switches are also used to connect and switch traffic between and among Central Office Switches within the same LATA and may be used for the exchange of local traffic.
End Office Switch or “End Office” is a switching machine that directly terminates traffic to and receives traffic from purchasers of local exchange services. An End Office Switch does not include a PBX.
Packet Switch is a router designed to read the destination address in an incoming cell or packet, consult a routing table and route the packet toward its destination. Packetizing is done in originating CPE and reassembly is done in terminating CPE. Multiple packet formats or protocols exist (e.g., x.25, x.75, frame relay, ATM, and IP).
CDSL means Central Depository Services (India) Ltd.
SDSL or "Symmetric Digital Subscriber Line" is a baseband DSL transmission technology that permits the bi-directional transmission from up to 160 kbps to 2.048 Mbps on a single pair. "VDSL" or "Very High Speed Digital Subscriber Line" is a baseband DSL transmission technology that permits the transmission of up to 52 Mbps downstream (from the Central Office to the End User Customer) and up to 2.3 Mbps digital signal upstream (from the End User Customer to the Central Office). VDSL can also be 26 Mbps symmetrical, or other combination.
Transportation network company means a company or organization facilitating and/or providing transportation services using a computer or digital application or platform to connect or match passengers with drivers for compensation or a fee.
VPN means a virtual private network.
Switchover means transfer of units of one scheme of UTI MF to another scheme of UTI MF wherever permissible.
Tandem Switch or “Tandem Office” or “Tandem” is a switching entity that has billing and recording capabilities and is used to connect and switch trunk circuits between and among End Office Switches and between and among End Office Switches and carriers’ aggregation points, points of termination, or points of presence, and to provide Switched Exchange Access Services.
IntraLATA LEC Toll means IntraLATA Toll traffic carried solely by a Local Exchange Carrier and not by an IXC. "IntraLATA Toll Traffic" describes IntraLATA Traffic outside the Local Calling Area.
PNode has the meaning set forth in the CAISO Tariff.
Merchant Network Upgrades means additions to, or modifications or replacements of, physical facilities of the Interconnected Transmission Owner that, on the date of the pertinent Transmission Interconnection Customer’s Upgrade Request, are part of the Transmission System or are included in the Regional Transmission Expansion Plan.
Central fill pharmacy means a pharmacy contracting with an originating pharmacy, or having the same owner as an originating phar- macy, that provides centralized prescription filling on behalf of the originating pharmacy pursuant to these rules.
BT Network means the communications network owned or leased by BT and used to provide a Service.
IDSL or "ISDN Digital Subscriber Line" or "Integrated Services Digital Network Digital Subscriber Line" is a symmetrical, baseband DSL technology that permits the bi- directional transmission of up to 128 Kbps using ISDN CPE but not circuit switching.
SPID is the number that identifies a service provider to the relevant NPAC. The SPID may be a state-specific number. "Serving Wire Center" denotes the CenturyLink building from which dial tone for local Exchange Service would normally be provided to a particular End User Customer premises. "Signaling System 7" or "SS7" is an out-of-band signaling protocol consisting of four basic sub- protocols:
Transportation network company driver or “driver” means an