Cisco Asr 901 10G Router - Cisco ASR 901 10G Series Hardware Installation Manual

Router Interface Numbering

Cisco ASR 901 10G Router

Each network interface on a Cisco ASR 901 10G 10G router is identified by a slot number and a port
number, explained in this sequence:
•
•
•
•
Figure 1-5
1
2
3
Cisco ASR 901 10G Series Aggregation Services Router Hardware Installation Guide
1-10
Logical slot numbers starts from 0 for all built-in interfaces. The numbering format is
type Slot number/Interface number.
type.
Logical interface numbering for 10G SFP+ ports runs from 0/0 through 0/1. Ports are numbered
bottom to top.
Logical interface numbering for T1/E1 ports on the TDM interface module runs from 0/0 through
0/7. Ports are numbered bottom to top, left to right.
Logical interface numbering for the built-in ethernet ports runs from g0/0 through g0/3, the combo
ports run from g0/4 to g0/7 and the SFP ports run from g0/8 through g0/11. The GE ports are
numbered bottom to top, left to right.
Cisco ASR 901 10G Router Port Numbers
13
12
11
ToD port
Management port
8 GE ports
Interface (port) numbers begin at logical 0 for each interface
1
2
3
10
9
8
7
6
7
BITS port
8 MINI-Coax Connector (1PPS)
9 MINI-Coax Connector (10MHZ)
Chapter 1
5
4
Introduction
Interface
OL-28105-02