Examples Of Application; Tm-77.1 Multiplexers Used In Telephone Networks; Multiplexers Used To Connect Telephone Switches And Computer Networks Using Sdh Network - Lanex TM-77 Operating Manual

1.3

Examples of application

TELPHO NE SWITCH
Figure 1. TM-77.1 multiplexers used in telephone networks
MD-76.1
LOES
L DF LOOS
10 -3 1 0 -6
L OF RAL
UA
A CK
NUA A CK
ALACK
MD-77
4 x E1 / G.703
Figure 2. MD-77 multiplexers used to connect telephone switches and computer networks
using SDH network
IOA77-1F
4 E1/G.703 P
X LESIOCHRONOUS
O
PERATING
E1 / G.703
G.703
TELEPHONE SW ITCH
MD-76.1
LOES
Fiber optic line
LD F LOOS
-3 - 6
10 10
LOF RAL
UA A CK
NUA A C K
ALACK
MD-77
TRANSFER TERMINAL EQUIPMENT
ETHERNET
ROUTER
TELEPHONE SW ITCH
M
ULTIPLEXER
M
ANUAL
Fiber optic line
ETHERNET
ROUTER
RING SDH
TRANSFER TERMINAL EQUIPMENT
G.703
MD-76.1
LOES
LDF LOOS
G.703
-3 -6
10 10
RAL
LOF
UA A C K
NUA A C K
ALACK
MD-77
2
TELEPHONE SWITCH
E1 / G.703
4 x E1 / G.703
MD-76.1
LOE S
LDF LOOS
-3 -6
10 10
LOF RAL
UA A C K
N UA
A C K
ALACK
MD-77
Fiber optic line
May 2007