S.I. No. 485/1997 - Telecommunications (Amendment) (No. 8) Scheme. 1997

1. Ordinary Quality Voice (2,) (3) Bandwidth

2 or 4 wire Analogue (4)

ITU.T M.1040

36

24.99

2. Special Quality Voice (2), (3) Bandwidth

2 or 4 wire Analogue (4)

ITU.T M.1020 (5)

42

21.78

3. From 64 kBit/s Digital to (2), (3), (6) 1984 kBit/s Digital

X21 bis

ITU.TG.821

42

5.28

4. 2048 kBit/s Digital (2), (3), (7) Unstructured

ITU.T G.703

ITU.TG.821

48

15.47

5. 2048 kBit/s Digital (2), (3) Structured

ITU.TG.703 and G.704 (excluding Section 5) (8)

ITU.T G.821 (9)

N/A

N/A

(1) The ITU.T recommendations referenced refer to the 1988 version. ETSI has been requested to carry out further work on standards for leased lines.

(2) Minimum contract period is one year (shorter term contracts may be provided for international circuits).

(3) Leased Lines may be ordered from Bord Telecom Éireann plc public offices details of which are to be found in the telephone directory.

(4) M.1020 and M.1040 circuits are provided as 4 wire circuits.

(5) The special quality voice circuit provided by Bord Telecom Éireann plc is supplied to M.1020 specifications.

(6) The attachment requirements for terminal equipment to be connected to these leased lines are described in Common Technical Regulation 14 (CTR14).

(7) The attachment requirements for terminal equipment to be connected to these lines are described in CTR12.

(8) With cyclic redundancy checking in accordance with ITU.T G.706.

(9) In service monitoring can facilitate improved maintenance by Bord Telecom Éireann plc.

(10) This refers to the period counted from the date when the customer has made a firm request for a leased line, in which 80% of all leased lines of the same type have been put through to the customer.

(11) This refers to the time duration (in hours) within which 80% of leased lines of the same type are repaired. The time duration starts when a failure message is given to the appropriate unit in Bord Telecom Éireann plc and finishes when the line is re-established and in appropriate cases notified back to the user.

(12) The description above of the Typical Delivery Period and Typical Repair Time does not constitute a legally binding commitment on the part of Bord Telecom Éireann plc to deliver or repair leased lines within such periods or times.

PART 3

Section I

COMMITTED RENTAL LEVELS

TYPE OF CIRCUIT

COMMITTED RENTAL LEVEL

ANALOGUE

DIGITAL

TELEPHONY

LEVEL 1

£100k £199k

£50k £99k

£400k £499k

LEVEL 2

£200k £299k

£100k £199k

£500k £599k

LEVEL 3

£300k £399k

£200k £299k

£600k £699k

LEVEL 4

£400k £499k

£300k £399k

£700k £799k

LEVEL 5

£500k £749k

£400k £749k

£800k £899k

LEVEL 6

£750k £999k

£750k £999k

£900k £999k

LEVEL 7

>£1,000k

>£1,000k

>£1,000k

Section II

DISCOUNT BASED ON RENTAL PERIODS

2 YEAR

3 YEAR

4 YEAR

LEVEL 1

3.0%

4.0%

6.0%

LEVEL 2

5.0%

4.5%

6.5%

LEVEL 3

4.0%

5.0%

7.0%

LEVEL 4

4.5%

5.5%

7.5%

LEVEL 5

5.0%

6.0%

8.0%

LEVEL 6

5.5%

6.5%

8.5%

LEVEL 7

6.0%

7.0%

9.0%

Section III

MINIMUM RENTAL LEVELS

2 Year Term

3 Year Term

4 Year Term

Analogue

Digital

Telephony Quality Circuits

Analogue

Digital

Telephony Quality Circuits

Analogue

Digital

Telephony Quality Circuits

Level 1

£97,000

£48,500

£388,000

£96,500

£48,250

£386,000

£94,000

£47,000

£376,000

Level 2

£193,000

£96,500

£482,500

£191,000

£95,500

£477,500

£187,000

£93,500

£467,500

Level 3

£288,000

£192,000

£576,000

£285,000

£190,000

£570,000

£279,000

£186,000

£558,000

Level 4

£382,000

£286,500

£668,500

£378,000

£283,500

£661,500

£370,000

£277,500

£647,500

Level 5

£475,000

£380,000

£760,000

£470,000

£376,000

£752,000

£460,000

£368,000

£736,000

Level 6

£708,750

£708,750

£850,500

£701,250

£701,250

£841,500

£686,250

£686,250

£823,500

Level 7

£940,000

£940,000

£940,000

£930,000

£930,000

£930,000

£910,000

£910,000

£910,000

PRESENT when the Common Seal

of

BORD TELECOM ÉIREANN PLC

was affixed thereto this 5 day

of December 1997.

Ronald Bolger

Director.

Mari Hurley

Director.

EXPLANATORY NOTE

The purpose of this Scheme is to effect certain modifications to the Telecommunications Scheme, 1994.

Approved for Sealing Dr. E. G. Hall Solicitor

Bord Telecom Éireann plc. in exercise of the powers conferred on it by

Section 90

of the

Postal and Telecommunications Services Act, 1983

(No. 24 of 1983) hereby makes the following Scheme.