Interface Attributes - Huawei Quidway R2600 Series Installation Manual

Installation Manual
Quidway R2600/3600 Series Modular Routers
III. Appearance of 4E1 module
The appearance of 4E1 is shown in the following figure:
Figure 8-34 Appearance of 4E1

8.8.3 Interface Attributes

The interface attributes of cE1/PRI are shown in the following table:
Table 8-20 Interface attributes of 1E1/2E1/4E1
Attribute
Connector
Number of interfaces
Interface standard
Cable type
Applicable formats
Network protocols
supported
Services supported
Protocols supported
1-channel cE1/PRI(1E1)
DB-15
1
G.703
75-ohm unbalanced
coaxial cable (DB-15 to
BNC)
120-ohm balanced twisted
pair (DB-15 to RJ-45)
---E1
---cE1
---ISDN PRI
---IP
---Novell IPX
---Backup
---Terminal access service
---ISDN
---PPP
---MP
---HDLC
---LAPB
---Q.921
---Q.931
8-35
2 –channel cE1/PRI(2E1)
DB-15
2
75-ohm unbalanced
coaxial cable (DB-15 to
BNC)
120-ohm balanced twisted
pair (DB-15 to RJ-45)
Chapter 8
Function Modules
4 –channel cE1/PRI(4E1)
DB-25
1
DB-25 to 4-port DB-15
conversion cable
75-ohm unbalanced
coaxial cable (DB-15 to
BNC)
120-ohm balanced twisted
pair (DB-15 to RJ-45)