Addendum-1 - BTCl

deadpannectarineNetworking and Communications

Oct 26, 2013 (3 years and 8 months ago)

301 views


1



Answer to the different queries on RFP of Engineering Consultant of Telecommunicati on Network
Development Project



Question.1

Section 6. Schedule of Requirements;
7.1 Scope of Works


Regarding quantities of Type
-
II

LAN Switches:
Required quantities of
T
yp
e
-
II

LAN switches in
"Section
6.
Schedule of Requirements" is 75, but required quantities in

"7.1 Scope of Works" is
73. P
l
ease

kindly clarify the required quantities.

Answer

Please read the clause 7.1.1.e as “Seventy Five (75) Type
-
ff iAk switches ~t the

endpoints.”

nuestionKO

pub
-
cl~use kF ~t Cl~use TKSKPKOW jmip ipms c~n be set m~nu~llyK

Access switches ~re required to support jmip
fe~tures in the tender bookI but we think it is not
necess~ry in this scen~rio ~nd requirement for jmip
fe~tures should be

removedK mle~se kindly
cl~rify
whether requirement for jmip fe~tures on the type
-
ll switches ~re m~nd~toryK

Answer

mle~se see revised specific~tion for qype
-
ff iAk switch ~tt~ched with this documentK

nuestionKP

TK N K N cF

peven ETF jultipoint Control r
nit EjCrF to be inst~lled ~t the
BqCi bxch~nge premises
in ah~k~ Eo~mn~FI Chitt~gong ECentr~lFI
pylhetI o~ngpurI o~jsh~hiI hhuln~ Ehh~lishpurFI ~nd
B~ris~lK tould you ple~se tell us the number of termin~ls for
e~ch jCr?

Answer

jCr c~p~city h~s been descri
bed in section TKP

of the tender documentK

nuestionK4

TKNKN hF

qhirty numbers of "bN to bthernet Converter" to be inst~lled ~t
BqCi exch~nge premises
ne~rest to the endpoint for l~st mile connectivityK tould you ple~se tell us the type of network
between
jCr ~nd "bN to bthernet Converter"I

~nd network between "bN to bthernet Converter"
~nd termin~lsK

Answer

mle~se see the

network d
i~gr~m

in the tender document


nuestion R

In the clause “
7.2.2 VC Equipment for Standard User
” it is mentioned that “
128 Kbp
s to 6
Mbps (point
-
point) H.323, SIP
” is required. We believe that the given clause is vendor specific.
qo h~ve qu~lity video outputI O jBmp for point
-
point ~nd 4 jBmp for multipoint is more th~n
enoughK

Answer

kot only to h~ve

qu~lity video output


扵b

~lso to h~ve better qu~lity video output
I

wide
b~ndwidth r~nge h~s been consideredK

nuestion S

In the clauses “
7.2.3 PC/Laptop User
”, it is stated that “
The solution should
support at least 25 desktop clients
” However, we believe, in 73 districts, it
sho
uld ask at least 75 desktop clients. So we think that specifying this
requirement is also vendor specific.

Answer

Please see the answer of question 9.

Question 7

As per Form
G
-
2A
of sec.5; item # 26(Double Conversion Online UPS, 2KVA, 2 hr back up at
f
ull load Type
-
l) quantity required is 66 where as in sec.6
-

List of Goods and Delivery
Schedule's
item
#
26(Double Conversion Online UPS, 2KVA, 2 hr back up at full load, Type
-
l)
quantity required is 68, which one should we consider as correct?

Answer

Qu
antity of Type
-
1 UPS shall be 66 (sixty six). Please
correct

the

figure as 66 in schedule
-
6,
item#
26.

Question 8

For Item #
15
of Form
G
-
2A
of sec
-
5 (Call Server); there is no separate specification
mentioned
in sec.7
-

Technical Specifications.

Answer

Pl
ease re
place

the words

“Call Server” by

“Communication Server”.

nuestion
9

As per corm
G
-
2A
of sec.5; for item # 28
-

quantity required is 20; where as in clause no
7.2.3
of Section /(Technical Specifications) says
-

"The solution should support at least 25

desktop clients" Which one should we consider as correct?

Answer

Please read the sentence as
"The solution shall be provided with at least 20 desktop client
licenses"

Question
10

In The clause 7.1.7.3 (Final Acceptance Test) of sec.7
-

Technical Specifi
cations
-
(pg
-
69) in
some
of the lines FAT written as PAT. We consider it as a printing mistake.

Answer

There are printing mistakes only in clause 7.1.7.3.iv (a) & (d) in page 69 & 70.

Question
11

As per Section 7 : Technical Specifications
-



In clause # 7.
2.2
-
(pg
-
74); VC Equipment for standard User supports bandwidth up

2



to
6Mbps.



In clause # 7.3
-
(pg
-
78); Multi
-
point control unit supports bandwidth up to
4Mbps




In clause
#
7.5.1
-
(pg
-
82); Recording server can received call at up to
2Mbps

If a call is generate
d at a bandwidth of
6Mbps,
it will not be possible for Multi
-
point unit to
work in
4Mbps
bandwidth and for recording server in
2Mbps
bandwidth.

Answer

Please follow the specification
.

Question
12

C. Qualification Criteria ITT 12.1(b)

The Tenderer shall h
ave at least one successful completion record of contract for supply and
installation of Telecom/Datacom/ Video conferencing solution equipment having a minimum
contract value of Tk.1 (one) crore over a period of last five years.

To this effect, tenderer m
ust submit proper evidence(s) in the form of Certificate from the relevant
purchaser. Evidence must contain full details of the Contract such as project name, contract
number & price,

completion date, name and designation of the person who signed the certi
ficate.
Tender without such certificate(s) shall be considered as “Non
-
Responsive”.

Answer

qhis cl~use refers to the own experience of the tenderer L bidderK

nuestion


TKSKP ppecific~tion of qype
-
ff iAk pwitch

dK ninn ~nd jmip l~bel

kF jmip ipms c~n be

set m~nu~llyK

lF jmip sCs c~n be m~pped to siAksK

mF qhe mech~nisms of jmip lAj ~nd protection switchover should be supportedKqype
-

䥉f
switch will be deployed in ~ccess l~yerI te think th~t there is no need of ~ccess l~yer devices to
support jmip since th
e technology is m~inly deployed on Core ~nd some jetro l~yerK

Answer

mle~se see revised specific~tion for qype
-
ff iAk switch ~tt~ched with this documentK

nuestion


PNK fnspections ~nd qests

PNKR qhe murch~ser m~y require the pupplier to c~rry out ~ny t
est ~ndLor inspection not required
by the Contr~ctI but deemed necess~ry to verify th~t the ch~r~cteristics ~nd perform~nce of the
doods comply with the technic~l specific~tionsI codes ~nd st~nd~rds under the Contr~ctI provided
that the Supplier’s reasonab
le costs ~nd expenses incurred in the c~rrying out of such test ~ndLor
inspection sh~ll be ~dded to the Contr~ct mriceK

fn the BlnI we didnDt find ~nywhere for quoting the item of fnspections ~nd qestsK tould you
ple~se suggest us where should we quote th
e costs ~nd expenses incurred in the c~rrying out of
such test ~ndLor inspection?

Answer

The purchaser will not send any representative to the supplier’s / manufacturer’s premises for the
s~id test L inspectionK

qhe

bidder m~y quote this cost in c
orm d
-
O
B by ~dding new row

~fter item#U
K

nuestion



NK fn cl~use dCC POKPI the st~rting period of du~r~nteeLt~rr~nty h~s been written from the d~te
of issu~nce of the mAC where in Annex
-
O the st~rting period of du~r~nteeLt~rr~nty h~s been
written from the d~te
of issu~nce of the l~st mACK mle~se suggest which one should we consider?

OK Bec~use of lots of sites ETP C Centr~l piteF ~re involved with this projectI our request is to
consider the st~rting period of du~r~nteeLt~rr~nty will be better from the d~te of

issu~nce of the
mACK

Answer

mle~se re~d the corrected cl~use dCC POKO ~s below

“32.2The period of validity of the Guarantee/Warranty shall be: One year starting from the date of
issuance of the last PAC.”

nuestion



NK korm~lly it t~kes ~round PM d~ys
Efor shipmentF to send ~ny p~rts to outside of b~ngl~desh ~nd
few d~ys Em~ximum NR d~ysF t~kes for rep~ir ~nd t~kes ~nother 4R d~ys Ephipment ~nd Customs
Cle~r~nceF to get b~ck th~t c~rdK As per our c~lcul~tion by shipmentI it is t~king 9M EninetyF d~ysK
lur request is c~n it possible to consider 9M EninetyF d~ys inste~d of PM EthirtyF d~ys?


OK ff notI mle~se mention whether PM EthirtyF d~ys me~ns c~lender d~ys or working d~ys?

Answer


a
~ys me~ns c~lend~r d~ysK

nuestion



1.
There are
73 sets

of Wheel
based floor stand/Trolley has been asked for VC Equipment for
Standard User (73 locations). But
no sets

of Wheel based floor stand/Trolley has been asked for
VC Equipment for High End User (2 locations). Should we provide 2 more sets of Wheel based

3



floor s
tand/Trolley for VC Equipment for High End User (2 locations) ?

2.
If
Yes
, where should we quote in the BOQ?

Answer

Please see clause 7.2.1 where "floor stand wheel base" is clearly mentioned for high end user.
Trolley is not acceptable for high end user
. This price will be included in item A.1 of form G
-
2A.

Question

19

7.1.7.1 b) Maximum number of man
-
day/endpoint (excluding central site) : 4 (Four)

Here 4 (Four) man
-
day will be consider for each site PAT or for all (73) of the sites (excluding
central

site) PAT? Please confirm.

Answer

For PAT of each site.

Question

20

7.1.7.3 b Maximum number of man
-
day/endpoint (excluding central site) : 2 (Two)Here 2 (Two)
man
-
day will be consider for each site FAT or for all (73) of the sites (excluding central si
te)
FAT? Please confirm.

Answer

For FAT of each site.

Question

20

Without connectivity, we can't go for PAT. If PAT delay PAC will be delayed and the starting
period of Guarantee/Warranty depands on the issuance of PAC. So, would you please confirm us
t
o arrange the connectivity & dedicated bandwidth between the nodes of the network before
receipt the request for PAT from us.


Answer

Almost all the last mile connectivity is ready now.


Question

21

The Contractor shall submit the contact details of the
persons involved in maintenance support
including mobile and fixed telephone numbers, email addresses and escalation hierarchy in terms
of number of hours.

Should we have to provide the contact details with the bidding proposal or after starting of
mainten
ance support during guarantee period?


Answer

Contact details of contact person for said purpose can be provided by the successful before
starting of guarantee period.


Question

22

Equipping and maintaining an updated inventory of spares and accessories
in Dhaka at a premise
mutually agreed upon with BTCL.Who will bear the cost of the premise / warehouse?

Answer

Successful bidder has to bear this cost.


Question

23

Short on
-
the
-
job training to BTCL’s personnel as and where and when necessary. Who will b
e~r
the cost of the tr~ining f~cilities? puch ~s qr~ining ooomI iunchI qr~sport~tion ~nd other
f~cilitiesK


Answer

BqCi will provide qr~ining room onlyK


nuestion



Annex
-
OI TKi

Assist BTCL’s personnel in subsequent re
-
inst~ll~tionI re
-
loc~tion of diffe
rent network elements
~nd other minor worksI whenever ~nd wherever desired by BqCiKNK mle~se define the scope of
work of the word "Assist"K

OK th~t do you me~n by "different network elements ~nd other minor works"?

PK aid you me~n the re
-
inst~ll~tionI re
-
loc~tion of those productsLitems which ~re under this
contr~ct?

4K mle~se define the scope of work of " other minor works"K

Answer

Assist me~ns ~ssisting BqCi personnel over telephone ~nd or over e
-
m~il ~nd bidderDs personnel
m~y be required to be present

~t the site depending on n~ture worksK "different network elements
~nd other minor works" me~ns ~ll the equipment ~nd works to be provided under this tenderK

nuestion



Annex
-
OI TKk

Assist BTCL’s personnel in identifying the Key Performance Indicators o
f the system ~nd t~ke
corrective ~ctions for network optimiz~tionK

NK mle~se define the scope of work of the word "Assist"K

Answer

mle~se follow specific~tion

nuestion



Annex
-
OI UK~


4



Chief of the Maintenance support team shall regularly visit the relev
ant system sites and carry out
regular health
-
checks of the systems.

1. How many times did you mean for regularly visit in weekly/monthly/yearly?

2. How many times did you mean for regular health
-
checks in weekly/monthly/yearly?

Answer

Successful bidder h
as to provide SOP (Standard Operating procedure) as de
s
cribed in clause
7.1.12

Question

27

Annex 2, 10

Because of the cost involve in inventory & personnel, it will increase the contract price. So, please
confirm us, whether
BTCL must provide

s p a c e s t o h
o u s e t h e r e l e v a n t i n v e n t o r y & p e r s o n n e l o r
B T C L w i l l n o t p r o v i d e
s p a c e s t o h o u s e t h e r e l e v a n t i n v e n t o r y & p e r s o n n e l?


A n s w e r

P l e a s e r e a d t h e c l a u s e a s “ T h e s e c o n d p a r t y s h a l l b e a r a l l c o s t s r e l a t e d t o s u c h s e r v i c e s, i n c l u d i n g
c o s t s f o r s p ~ r e s C ~ c c e s s o r i
e s, p e r s o n n e l, t r a n s p o r t a t i o n, e q u i p m e n t a n d l o g i s t i c s.”


n u e s t i o n



clo obiAqba pbosfCbp

iot koK N

xqhe bidder sh~ll ~dd here
the list of items

mentioned in “Section 6: Schedule of Requirements”
~nd will ~dd ~s m~ny rows ~nd det~ils ~s there ~re individ
u~l items]

xthe qenderer
should complete columns 3, 4 and 5
as required]1. Would you please define what
type of items did you mean for related services?

2. If there is no item found for related services, should we blank or should we write down 'n/a' in
the

columns 3, 4 and 5 under related services?

Answer

Please follow specification


Question

29

Who'll provide AC/DC power required for the equipments supplied for this project?


Answer

The successful contractor will be provided AC/DC connection point. Furt
her wiring, distribution
for Video conferencing Equipments has to provided by Successful bidder.


Question

30

Bidder shall be provided room/space to install all the equipments at all endpoints and
central site. The renovation, if required,
shall be done upon discussion with the contractor by
BTCL.

By thie sentence can we realize that room/space and all other renovation works done by
BTCL upon discussion with us?

Answer

Yes,
r
enovation work will be done by BTCL upon discussion with successfu
l bidder.

Question

31

The bidder shall provide four management terminals to be installed at Dhaka central site with

necessary management software for operation and managing the network. Among the four

terminals two will be desktop and two will be portable
. The minimum specifications of the

terminals are described below:

Desktop Terminal:

Brand : Any International Reputed Brand

Processor : Intel Core 2 Quad
-
Core, 2.66 GHz

RAM : 2 GB

Hard Disk : 320 GB

DVD
-
Writer : 22X Dual DVD R
-
RW

Monitor : 17” LCD Monitor

lper~ting pystem W lrigin~l tindows um with license

heybo~rd W jultimedi~ heybo~rd

jouse W lptic~l pcroll

ff ~ aesktop qermin~l c~n re~lize recording function through oecording perver without the h~rd
diskI will it be ~ccept~ble?K

Answer

qhese four termi
n~ls to be inst~lled for m~n~gement purpose Econfiguring ~ny network
equipm
e
ntI trouble shooting etcF only ~nd ~lso serve ~s the termin~ls of the kjpK


nuestion



TKTKR j~n~gement qermin~l

qhe bidder sh~ll provide four m~n~gement termin~ls to be inst~l
led ~t ah~k~ centr~l site with

5



necessary management software for operation and managing the network. Among the four
terminals two will be desktop and two will be portable. If the supplied portable terminal meet the
functionality with similar but not exact
configuration, will it be acceptable or not?


Answer

Please follow specification


Question

33

7.7 Backup Power Equipment. It should deliver tight voltage

What is mean by tight voltage?

Answer

Tight Means precise

Question

34

7.7.1 High End User UPS Spe
cification: Prevents data Corruption. What type of date corruption it
mean? Is it UPS status Data?

Answer

No. UPS shall not be the reason of Server data corruption.

Question

35

The Management system shall have the following features;

Is this a separate m
anagement system for the UPS management?

Answer

This management function refer
s

to the UPS type
-
2 only.

Question

36

In case of extended power outages graceful shutdown is provided for protected servers. Pls
explain it more.

Answer

Please read the sente
nce as “In case of extended power outages graceful shutdown shall be
provided to protect the systemK


nuestion



qhe j~n~gement system sh~ll h~ve the following fe~tures;

• Connect UPS directly to the network with a dedicated IP address

• Manage each UPS
individu~lly vi~ web browserI telnet or ppeK

• Notification features inform when problems occur.

• In case of extended power outages graceful shutdown is provided for protected servers

lur underst~nding is th~t the sep~r~te m~n~gement system will be set up

for rmp systemI is it
right or not?

Answer

Please replace the sentence “The Management system shall have the following features;” by “The
st~nd~rd user rmp Etype
-
OF sh~ll h~ve the following fe~tures to monitorLm~n~ge the rmp
remotely”

nuestion



TKSKN

Centr~l oouter

qhe Centr~l oouter sh~ll be jetro bthernet corum EjbcF certified ~nd sh~l
l

h~ve the following
gener~l ch~r~cteristicsK mle~se delete this line from the specific~tionK

Answer

mle~se see revised specific~tion for
Centr~l oouter

~tt~ched with

this documentK

nuestion



TKSKNK4
-
dKK

Centr~l oouter

TKSKNKR
support smip in ~ccord~nce with hompell~ C j~rtini
mode


qhe router sh~ll support wire
-
speed p~cket forw~rding
for ~ll p~cket sizes ~cross ~ll interf~ces
simult~neouslyK

mle~se delete th
ese

汩l
e
s

from the specific~tionK

Answer

mle~se see revised specific~tion for
Centr~l oouter

~tt~ched with this documentK

nuestion



TKSKNKR
-


qhe router sh~ll support minimum of RMM Bdm peering ~nd UMMKMMM fm routes mle~se ch~nge to
“The router shall suppor
t minimum of RM Bdm peering ~nd NMMIMMM fm
routes”

Answer

mle~se see revised specific~tion for
Centr~l oouter

~tt~ched with this documentK

nuestion



TK SKNK S
-
ufs

ocC PRS4I oequirements for pupport of aifferenti~ted pervices
-
~w~re jmip qr~ffic
bnginee
ring

mle~se delete this line from the specific~tionK

Answer

mle~se see revised specific~tion for
Centr~l oouter

~tt~ched with this documentK

nuestion



TKSK
NKT

-
sff


tire
-
speed complex tr~ffic cl~ssific~tionI h~rdw~re
-
b~sed implement~tion mle~se delete

this line
from the specific~tionK

Answer

mle~se see revised specific~tion for
Centr~l oouter

~tt~ched with this documentK

nuestion



TKSKNK T
-
sfff

e~rdw~re
-
b~sed implement~tion of nlpI not ~ffecting the forw~rding perform~nce

mle~se delete this line f
rom the specific~tionK

Answer

mle~se see revised specific~tion for
Centr~l oouter

~tt~ched with this documentK

nuestion



TKSKNKU
-
a



6



State
-
full switchover

Please delete this line from the specification.

Answer

Please see revised specification for
Cen
tral Router

attached with this document.

Question

45

7.6.1.9.1
-
D


Supporting host firewall, preventing various attacks originated by users please change to
Supporting firewall and IPS, preventing various attacks originated by users

Answer

Please see rev
ised specification for
Central Router

attached with this document.

Question

46

7. 6. 1.9. 3
-
B, C, D

b) Flow
-
based filtration
c) Flow
-
based redirection
d)
Flow
-
based sampling

Please delete this line from the specification.

Answer

Please see revised speci
fication for
Central Router

attached with this
document.

Question

47

7.
6.1.

9.4
-
C

The router shall forward the packet on Line
-
rate on all the interfaces. Please delete
this line from the specification.

Answer

Please see revised specification for
Centra
l Router

attached with this document.

Question

48

7. 6.1. 9.4

h

qhe router sh~ll be supplied with NHN hot
-
st~ndby
redund~ncy of Control ~nd pwitch moduleK
c~ilure of one pwitch module sh~ll not le~d toW iK aegr~d~tion in the perform~nce of routerK iiK

gr~d~tion in ~ny service levelsI iiiK oeduction in switching c~p~cityK mle~se deiete this line from
the specific~tionK

Answer

mle~se see revised specific~tion for
Centr~l oouter

~tt~ched with this documentK

nuestion



TKSKO qhe Centr~l iAk pwitch Eqype
fF sh~ll be jetro
bthernet corum EjbcF certified ~nd
sh~ll h~ve the
following
gener~l ch~r~cteristicsK

mle~se delete this line from the
specific~tion
K

Answer

mle~se see revised specific~tion for
qype
-
N iAk pwitch

~tt~ched with this documentK

nuestion



TKSKOKN a puper siAk support b~sed on ninn

TISKOKN e

qhe system sh~ll support rkf ~nd kkf ports ~s per
jetro bthernet corum definitionK

mle~se delete thes

line
s

from the specific~tionK

Answer

mle~se see revised specific~tion for
qype
-
N iAk pwitch

~tt~ched

with this documentK

nuestion



TKSKOKN f

qhe system sh~ll support molicing ~nd sh~ping the tr~ffic with phbps gr~nul~rityK mle~se
ch~nge Uk to POh

Answer

mle~se see revised specific~tion for
qype
-
N iAk pwitch

~tt~ched with this documentK

nuestion



T
KSK OK Pa

fntermedi~te pystem
-

fntermedi~te pystem Efp
-
fpF


TKSKOKS sf

O optic~l cb
K


mle~se delete this line from the specific~tionK

Answer

mle~se see revised specific~tion for
qype
-
O iAk pwitch

~tt~ched with this documentK

nuestion



TKSKPKN B

qr~nsp~
rent tr~nsport ~nd iO switch function

TKSKPKN a

ninn ~nd jmip l~bel

TKSKPKN b

imq Eiink m~th qhroughF functionK

TKSKPKN f

ph~ll h~ve ~t le~st four NMLN MMLN MMM
-
q ~nd NO cb
optic~l port


mle~se delete these lines from the specific~tionK

Answer

mle~se see
revised specific~tion for
qype
-
O iAk pwitch

~tt~ched with this documentK

nuestion



TKSKPKN g

bquipped with ~t le~st S cb pcm EiuFK mle~se ch~nge it to bquipped with ~t le~st S db pcm
EiuFK

Answer

mle~se see revised specific~tion for
qype
-
O iAk pwitch

~tt~ched with this documentK

nuestion



TKSKPK O B

jAC entries c~n be set m~nu~llyI or le~rnt dyn~mic~llyI or in bl~ck hole modeK
mle~se ch~nge it to
jAC entries c~n be set m~nu~llyI or le~rnt dyn~mic~lly

Answer

mle~se see revised specific~tion for
qype
-
O iAk pwitch

~tt~ched with this documentK

nuestion



TKSKPKO b

mrotection switchover c~n be completed in wr~pping ~nd steering modeK mle~se delete this
line from the specific~tionK

Answer

mle~se see revised specific~tion for
qype
-
O iAk pwitch

~tt~ched
with this documentK

nuestion



TKSK PKO c mrotection switchover c~n be c~rried out m~nu~lly or ~utom~tic~llyK

TKSK PK O d

qhe ringlet c~n be s pecified m~nu~llyK


mle~s e delete t his

from t he s pecific~tionK

Ans wer

mle~s e s ee revis ed s pecific~t ion for
q
祰y
-
O iAk pwitch

~tt~ched with this documentK

nuestion



TKSK PK O f

c~ir ~lgorithm function is provided to gu~r~ntee the
B~ndwidth of servicesK

kF jmip ipms c~n be set m~nu~llyK fF jmip sCs c~n be m~pped to siAksK
mF qhe mech~nisms
of jmip lAj ~nd prot
ection
switchover should be supportedK mle~se delete thisK


7



Answer

Please see revised specification for
Type
-
2 LAN Switch

attached with this document.

Question

59

7.6. 3.2 Q 8K user VLANs

Please change it to 1K

Answer

Please see revised specification for

Type
-
2 LAN Switch

attached with this document.

Question

60

7.6.3.5
Power supply. AC230V ±20%, 50 Hz . Please change to

Power supply: AC170
-
240V. 50 Hz.

Answer

Please see revised specification for
Type
-
2 LAN Switch

attached with this document.

Question

6
1

7.6.3.6 Operating temperature: 0
-
50 deg C
• Humidity: 5%
-

9RB oe kon
-
condensing
mle~se ch~nge to
lper~ting temper~tureW M
-

4R deg C
• Humidity: 10% ~ 85% Non
-
condensing

Answer

mle~se see revised specific~tion for
qype
-
O iAk pwitch

~tt~ched with this d
ocumentK



Other Corrections



1.

In page
-
49, Form G
-
2A, item#2, In page
-
64, Section
-
6:Schedule of Requirements, item#2, Clause
-
7.2.1 (page
-
71 &
74), the word “Plasma” will be replaced by “LCD”. That means display unit for High End user will be 50” HD LCD
u
nit.

2.

In page
-
76, the display unit will be 46” HD LCD.

3.

In
Page
-
102, Annex
-
3
,
2
nd

Line,

Annex
-
1


will be replaced by

Annex
-
2

.

4.

In
Page
-
71, Clause 7.1.1.2 (iv)
-


Maintenance Manual


will be replaced by
“O
peration and Maintenance Manual

.

5.

In page
-
50
,

item#
8, Page
-
64, item#8
,

the figure “24” will be replaced by “30”. That means for Dhaka
site,
the Multi
-
Point Control
U
nit will be of 30 point.

6.

Please add clause 7.24 as follow:

The bidder shall provide the solution so that user from any end
-
point can see all t
he participants in the same display
unit, if so desire during a session of video conference.


In each High End user location, there will be there display screens
-

one is 5
0
” HD LCD display unit and other two
are 120” projector screens. The bidder shall arr
ange to accommodate the pictures of all the participants of the
conference

in these three screens in all possible combination
s
. The bidder shall quote for any hardware and/or
software in the relevant form, if required, to fulfill this requirement.


7.

Please

read the clause
-
6 of

Tender
D
ata Sheet ITT 17.1 (j)
, Page
-
23

as follow :


User Certificate
s

from at least two countries, excluding the country of origin

of the manufacturer
, supporting
satisfactory operational performance of the offered video conferencin
g system (major equipment such as Camera,
MCU & Codec) for a period of at least two years.


8.

Please see the revised specification of Router and switches as follows:


7.6.1

Central Router


The Central Router shall have the following general characteristi
cs.


7.6.1.1

Connectivity

a)

The Router shall support Packet over Synchronous Optical Network (POS), ATM,
Gigabit/Fast Ethernet, and Channelized STM
-
1 interface types.


b)

All the interface mentioned above shall be supported in the same chassis offered
in the
bid.

7.6.1.2

Management

The management of the Router shall support the following:


8



i)

Command Line Interface (CLI)

ii)

Extensive Simple Network Management protocol (SNMP) support including the Service
Assurance Agent


7.6.1.3

General IP Features

The Ro
uter shall be able to support the following general IP features.

a.

Internet Protocol
-

RFC 791

b.

Internet Control Message Protocol (ICMP)


RFC 792

c.

IP Multicast


i)

Internet Group Management Protocol (IGMP)


RFC 1112

ii)

PIM dense mode, PIM spar
se mode

iii)

Multicasting BGP (MBGP)

d.

User Datagram Protocol (UDP)


RFC 768

e.

Transmission Control Protocol (TCP)


RFC 793

f.

Requirements for IPv4 Routers


RFC 1812

g.

Telnet Protocol Specification


RFC 854

h.

Network Timing Protocol (NTP)


R
FC 1305

i.

DHCP


7.6.1.4

The Router shall support the following protocols from the day one.

a.

PPP

b.

HDLC

c.

Frame Relay

d.

Multi
-
link PPP

e.

Link Bundling for high speed links

f.

Equal load sharing on all high speed links

g.

Network Address Translation

h.

IP header Compr
ession

i.

Compressed RTP (cRTP)

j.

GRE VPN


7.6.1.5

Routing

The routing features shall include the following.


a.

Static Routing

b.

BGP Features support
-

Route Target, Site of Origin, Route Refresh, ASN Override,
Outbound Route Filters (ORF), VPNv4 routes fil
tering based on route target, Inter
-
AS
MPLS VPN model, and BGP route reflector functionality.


The other BGP Features to be supported are:

i.

RFC1771 & 1772, BGPv4

ii.

RFC1997, BGP Communities Attribute

iii.

RFC 2270: Using a Dedicated AS for Sites Homed to a Singl
e Provider.

iv.

RFC 2385: Protection of BGP Session via the TCP MD5 Signature Option.

v.

RFC 2439, BGP Route Flap Damping

vi.

RFC 2796, BGP Route Reflection


An Alternative to Full Mesh IBGP

vii.

RFC 2918, Route Refresh Capability for BGP
-
4

viii.

RFC 3065, Autonomous Syst
em Confederations for BGP


9



ix.

RFC 3107, Carrying Label Information in BGP
-
4

x.

BGP Extended Communities Attribute

xi.

BGP4 Multi path support to enable load balancing between multiple exterior BGP
peers from the same downstream router.

xii.

Exterior BGP multi
-
hop supp
ort
-
to
-
support load balancing between two EBGP
peers connected by two or more links.

xiii.

Prefix List tracking & Control to enable network administrators to control peering
requirements with exterior BGP peers.

xiv.

Policy Routing to enable flexibility in making c
hanges to the normal routing
process based on the characteristics of the traffic.

xv.

The router shall support minimum of 50 BG
P peering and 100,000 IP routes


c.

The router shall support following OSPF protocol features:

i.

OSPF V2 as per RFC 2328

ii.

RFC1403, BGP
-
O
SPF interaction

iii.

OSPF Not So Stubby Area (NSSA) RFC 3101

iv.

RFC1850, OSPFv2 MIB

v.

RFC2370, Opaque LSA option

vi.

RFC 2740, OSPF for IPv6

vii.

OSPF Stub Area

viii.

Traffic Engineering (TE) extensions to OSPF v2 (OSPF
-
TE) as per RFC 3630.

ix.

OSPF graceful restart


d.

RIPv1
and RIPv2

e.

IS
-
IS

f.

MPLS


7.6.1.6

The router shall support the following MPLS/VPN features.

i.

MPLS RFC 2547bis MPLS L3 VPN

ii.

MPLS E
-
LSP and MPLS Fast Re
-
Route

iii.

MPLS L2 VPN (Ethernet, VLAN, FR, PPP, HDLC, ATM over MPLS)

iv.

The router shall support 1000 VRF


v.

Scheduling/ queuing for 8 classes that provide configurable minimum bandwidth allocation
to each class, based on 802.1p and IP TOS bits.

vi.

Mapping of 802.1p and IP TOS bits into MPLS EXP bits.

vii.

The router shall support mapping of 802.1q VLAN tags into MPL
S labels.

viii.

RFC 3031, Multi
-
protocol Label Switching Architecture

ix.

RFC 3032, MPLS Label Stack Encoding

x.

LDP specification as per RFC 3036.

xi.

RFC 3270, Multi
-
Protocol Label Switching (MPLS) Support of Differentiated Services

xii.

RFC 3443, Time To Live (TTL) Pr
ocessing in Multi
-
Protocol Label Switching (MPLS)
Networks

xiii.

RFC 3469, Framework for Multi
-
Protocol Label Switching (MPLS)
-
based Recovery

xiv.

ICMP Extensions for Multi
-
protocol Label Switching

xv.

Dynamic MPLS LSP setup with signaling protocol shall be supported
on all the router
interfaces.

xvi.

Shall support LSP path optimization. When new LSPs are added, LSP re
-
optimization
allows rerouting LSPs to follow a lower cost path with no data loss to existing traffic.

xvii.

The router shall support LSP Ping, LSP Trace route a
nd L2VPN OAM functionalities.


10





7.6.1.7

An essential feature for Router is to support differentiated Quality of Service (QoS) for IP
packets. The router must be able to deliver the following IP QoS to allow service providers to
offer differentiated
IP service plans to their subscribers.


i.

Simple traffic classification (DSCP or TOS bits). The router shall support Low latency
-
Low Jitter for VOIP Class of service in addition to Assured Services and Best effort
services.

ii.

Traffic Control

iii.

Traffic shaping


iv.

Congestion control based on Weighted Fair Queuing

v.

Congestion avoidance based on RED and Weighted RED

vi.

Support of DiffServ

vii.

The router shall support SLA probes to monitor the packet loss, Jitter, latency parameter
with Tier
-
1 Peering ISPs and also the do
wnstream service providers and corporate
customers. The frequency of checking and number of packets are configurable. The SLA
parameter is able to collect by SNMP MIBs by the central performance Management
software.


7.6.1.8

Other High Availability Feature Support

required from day one

a)

Virtual Router Redundancy Protocol (VRRP)

b)

Bi directional Failure Detection (BFD)

c)

Graceful Restart and Non Stop forwarding for BGP, OSPF, ISIS

d)


e)

50ms switchover in case of node failure on an IP forwarding network


7.6.1.9

The Router s
hall provide the following security features.


7.6.1.9.1Equipment Security

a)

Ensuring hierarchical user authorities, preventing unauthorized configuration of equipment

b)

Providing SSH, ensuring security for administrator accounts

c)

Supporting the a
pplication of complex ACL policies on host ports, preventing illegal
access to the equipment

d)

Supporting firewall, preventing various attacks originated by users


7.6.1.9.2Protocol Security

a)

Supporting plain text authentication and MD5 authenticat
ion for common routing
protocols, avoiding importing invalid routing information


b)

Supporting SNMP V3


7.6.1.9.3Security Auditing

a)

Providing various security
-
related statistic information and system logs


7.6.1.9.4Hardware configuration and Perfor
mance Requirement


The Router shall have the following capabilities.



11



a)

The backplane capacity shall be not less than 1.8 Gbps

b)

The Router shall support the forwarding rate of minimum of 2 million packet per second.

c)

The router shall forward the packet on L
ine
-
rate on all the interfaces.

d)

The router shall have at least 2 redundant DC power supply (
-
48V).

e)

All interface modules shall support hot swapping.

f)

Loss of the management link to the Network Management System must not affect the
normal operation of the
Router.

g)

Must support IPv6

h)

The Router Processor shall be supplied with minimum of 1 GB DRAM and
32

MB Flash
memory expandable to 2 GB DRAM and 256 MB Flash memory.

k)

.

7.6.1.10

Present and Final interface capacities

The present equipped interface capac
ity shall be at least 4 Gigabit Ethernet ports. There shall be
at least one slot free for future expansion.


7.6.2

Specification of Central LAN switch (Type
-
I)


Central LAN switch (Type
-
I) shall be Metro Ethernet Forum (MEF) certified and shall have the
fo
llowing general characteristics.


7.6.2.1

General Features.

a.



b.

Broadcast Storm Suppression: The broadcast storm suppression is to suppress the flooding of
the unknown unicast, multicast, and broadcast packets on the network, thereby bating the
aff
ect of packet upon the network efficiency.

c.

Virtual Local Area Network (VLAN). The system shall support 4096VLAN transport.

d.

e.

Multiple Spanning Tree Protocol (MSTP) as per 802.1S

f.

IEEE 802.1W Rapid Spanning Tree (RSTP)

g.

The system shall
support IP version 6 in addition to IP Version 4

h.

The.

i.

The system shall support Policing and shaping the traffic with
32
Kbps granularity.

j.

The system shall support minimum of 128MB RAM and 32MB Flash

k.

The switch shall support different typ
e of optical modules which shall include 2KM, 10KM
and 40KM distance support. Also it shall support 10/100/1000TX.

l.

Support of 802.1q Trunking

m.

The system shall support User configurable Management VLAN.

o.

The System shall support Port mirroring

for Traffic analysis or Security Monitoring.


7.6.2.2

Network Protocol Feature

a.

Address Resolution Protocol (ARP)

b.

Dynamic Host Configuration Protocol (DHCP) Relay

c.

The switch shall support minimum of 8000 Mac address

d.

The system shall le
arn the MAC address using static commands or dynamic

e.

All ports shall work on either Half or Full duplex. The System shall support manual or auto
negotiation feature for defining the Half or Full Duplex mode of operation.

f.

Should generate Syslog an
d SNMP trap for all the events


7.6.2.3

Routing Feature

a.

Static Route and Default Route


12



b.

Open Shortest Path First (OSPF)

c.

RIP version
-
1 and 2

d.



e.

Border Gateway Protocol (BGP)

f.

Multicast Features

g.

Internet Group Management Proto
col (IGMP) Snooping Version
-
1, Version
-
2 and Version
-
3
shall be supported.

h.

IGMP Filtering shall be supported on both Access and trunk ports

i.

Shall Support transport of Jumbo frames ( 9K Bytes packet)

j.

Protocol Independent Multicast
-
Dense Mode
(PIM
-
DM)

k.

Protocol Independent Multicast
-
Sparse Mode (PIM
-
SM)


7.6.2.4

Quality of Service (QoS)

a.

QoS is to provide different network services upon different demands.

b.

Traffic Classification and marking based on DSCP or TOS bits

c.

Traffic Po
licing and Bandwidth Assurance

d.

Traffic Shaping

e.

Port Flow Control

f.

Queue Scheduling

g.

Priority Tag


7.6.2.5

Security Features


a.

Hierarchical management over the users and password protection

b.

Support the supplicant authentication co
mpliant with IEEE 802.1x protocol.

c.

Support local and Remote Authentication Dial
-
in User Service (RADIUS) Authentication,
Authorization and Accounting (AAA) schemes.

d.

Support ACL (Access Control List), Layer 2, 3, and 4 information filter (such as
packet filter
based on port, source/destination MAC addresses, and packet filter based on
source/destination IP addresses and upper layer protocol type).

e.

Support the simple text authentication and MD5 encrypted text authentication for the Routing
prot
ocols

f.

Support SNMP V3 encrypted authentication.

g.

Terminal Access User Security Mechanism

h.

Packet Filter

i.

802.1X Authentication or Port Based Network Access Control Protocol

j.

The Ethernet switch should supports identification authentica
tion over the supplicants with
standard Radius Server or that extended according to the 802.1 x protocols, and local
identification authentication.

k.

Secured Shell (SSH)


7.6.2.6

Switch (Type
-
I) Capacity and Configuration

The Central Switch (Type
-
I)
shall be supplied with the following configuration.


i)

The switch shall be supplied with dual (1+1) DC supply module for redundancy.

ii)

The Switch shall support minimum of 120Gbps of switch capacity and 100 million packets
per second forwarding perform
ance.

iii)

The switch shall be supplied with 132 MB RAM and 32 MB flash memory

iv)

The switch shall be supplied with following interface

v)

Twelve (12) 10/100/1000
-
TX ports


13



vi)


4

optical GE with SFP (SX)


7.6.3

Specification of Type
-
II LAN Switch


7.6.3.1

The Type
-
II LAN switch shall support the following features:


a.

The interface protocol provided shall conform to the relevant regulations of IEEE802.3z.

b. function

L2 and Basic L3 (RIP and st atic route) Function.

c. Both optical an
d electrical interfaces.

d.
e. .

f. Jumbo frame packet.

g. Bandwidth control (Rate limit) with a granularity of at least 64Kbps.

h. The Trans
-
receiver interface (SFP) shall support at least 10 km distance (LX)

i. Shall ha
ve at least four

10/100/1000
-
T and 12
GE

optical port

j. Equipped with at least 6
GE

SFP (LX)


7.6.3.2

The Type
-
II LAN switch shall also support the following features:


a)

Automatic MAC address learning and aging.

b)

MAC entries can be set manually, or le
arnt dynamically,

c)

Source MAC addresses can be filtered.

d)

Frames can be transferred in unicast, multicast and broadcast mode.

e)

.

f)

Queues can be scheduled.

g)

Fair algorithm function is provided to guarantee the bandwidth of services.

h)

Shall support the protocols
of STP, RSTP and MSTP are all applicable.

i)

MPLS LSPs can be set manually.

j)

MPLS VCs can be mapped to VLANs.

k)

.

l)

Multicast VLAN should be supported and the frames can be duplicated across different
VLANs.

m)

Up to 1K multicast groups and
1
K user VLANs should be su
pported.

n)

The mechanism of prompt leaving should be supported.

o)

Transmission rate should be restricted at the outbound port.


7.6.3.3

Traffic shall be classified on the basis of


a)

source or destination MAC address,

b)

outbound port and the priority of the fram
es.

c)

ACL rules.

d)

customization.


7.6.3.4

QoS should be supported for


a)

The classified packets under the control of ACL.

b)

Traffic policing

c)

Re
-
marked fields in the packets

d)

The priority of the dropped packets

e)

Association of Traffic classification and traffic b
ehavior.


7.6.3.5

Power Supply Options


14





Power supply: AC
170
-
240 V
, 50 Hz



7.6.3.6

Physical and Environmental




Dimensions: 19
-
inch rack
-
mount width



Operating temperature: 0 ~
45

deg C





Humidity:
10
% ~
85
% RH Non
-
condensing