As per NIT

Supplying, Instllation, Testing and Commissioning of IP Based EPABX System having maximum capacity of following universal slots :- 6 , FXS Ports (SLT)- 48, DKP Port-16,IP User-100,FXO Ports (CO)-16,PRI ports-2,GSM/3G/LTE Ports-8 for attaching SIM cards with EPABX ,SIP Trunks-50,Max. VoIP Channel-64,Max. VMS Channel-16,Max. IP to IP Call (Transcoding)-32,Max. IP to IP Call (DRTP/Relay RTP) -64,Max. IP to TDM Call -64,Max. TDM to TDM,Non-Blocking,No of Voice Module-16,Simultaneous Voice Module Playback-5,Max. Audio conference Participants (System Wide)-48,Max. Audio conference Participants (In a single Multi-Party Conference)-15,Max. Number of Simultaneous 3-party conference-16,VoIP Protocol, SIP, SDP, RTP, SRTP,Network Protocol IPV6, IPV4, TCP, UDP, VLAN, DHCP, PPPoE, QoS, STUN,Transport Protocol, UDP, TCP, TLS Codec G.711(A-law, μ-Law), G.723, G.729AB, GSM,BC,DTMF,RTP(RFC2833), SIP Info, IN-Band,LAN Gigabit port,WAN, Gigabit port,Voicemail-Yes,Call Recording-2170 Hr.,Max. External Storage-32GB,Inter USB Port-1,External USB Port-1,Mounting-1U Rack Mount having inbuilt cards of capacity FXS Ports (SLT) - 12, DKP Port - 2, FXO Ports (CO) - 2 etc as required at site.

SITC of premium Digital Key telephone( Master consol) with Graphical LCD with back light, built in 16 DSS keys, line extension, hand free,volume control,ringer control, suto answer, auto dial, re dial, mute, conference, incoming call, directory dialing by name and number display, desk top and wall mounting etc connecting and programming EPABX system .

Supply, Installation, Testing & Commissioning of Analog phones having standard feautres like 16 digit LCD display, 2 way speaker, caller ID and number storage facility etc. complete as required.

Supplying and fixing of following pairs kron type tag box fitted in M.S. box i/c locking arrangement etc with connection / interconnection with existing Matrix unified communication system , testing etc as reqd. a) 20 pairs

b) 10 Pair

Supplying and drawing 20 Pair 0.5 mm dia FRLS PVC insulated annealed copper conductor, unarmored telephone cable in the existing surface/ recessed steel/ PVC Conduit etc. complete as required.

Supplying and fixing of following sizes of medium class PVC conduit along with accessories in surface/recess including cutting the wall and making good the same in case of recessed conduit as required. A) 25mm

Supplying and fixing of 25 mm x 25 mm size Heavy duty PVC slotted channel on surface of the wall with nails, rawl plugs screws etc. as reqd.

Supplying and drawing following pair 0.5 mm dia FRLS PVC insulated annealed copper conductor, unarmored telephone cable in the existing surface/ recessed steel/ PVC conduit as required.a) 2 pairs

Supplying and fixing following size/ modules, GI/PVC box along with modular base & cover plate for modular switches in recess etc. as required a) 1 or 2 Module

b) 6 Module (200mmX75mm)

Supplying and fixing following modular switch/ socket on the existing modular plate & switch box including connections but excluding modular plate etc. as required.a) 5/6 amp switch

b) 3 pin 5/6 amp socket outlet

c) 15/16 amp switch

d) 6 pin 15/16 amp socket outlet

Telephone Socket outlet

Supplying and drawing following sizes of FRLS/HFFR PVC insulated copper conductor, single core cable in the existing surface / recessed steel / PVC conduit as required.a) 3 x 4 sq.mm