Before You Configure Pos; Configuration Tasks - Juniper JUNOSE SOFTWARE 11.0.X - LINK LAYER CONFIGURATION GUIDE 4-1-2010 Configuration Manual

JUNOSe 11.0.x Link Layer Configuration Guide

Before You Configure POS

Before you configure a POS interface, verify that you have correctly installed the
required module. For information about installing modules in ERX7xx models,
ERX14xx models, and ERX310 router, see ERX Hardware Guide, Chapter 4, Installing
Modules. For information about installing modules in the E120 and E320 routers,
see E120 and E320 Hardware Guide, Chapter 4, Installing Modules. Then verify that no
ATM interfaces are defined on the physical port.
Also have the following information available:

Configuration Tasks

To configure a POS interface:
1.
2.
3.
4.
5.
6.
7.
316
Before You Configure POS
RFC 2615 PPP over SONET/SDH (June 1999
RFC 2427 Multiprotocol Interconnect over Frame Relay (September 1998)
Interfaces specifiers for the POS interfaces that you want to create
For more information about specifying POS interfaces on E Series routers, see
Interface Types and Specifiers in JUNOSe Command Reference Guide.
IP addresses and subnet mask assignments for IP interfaces
Configure a physical interface.
host1(config)#interface pos 0/1
(Optional) Assign a text description or an alias to the interface.
host1(config-if)#pos description austin01 pos interface
Configure the encapsulation method.
host1(config-if)#encapsulation ppp
(Optional) Configure the internal clock source.
host1(config-if)#clock source internal module
(Optional) Set the size of the CRC.
host1(config-if)#crc 32
(Optional) Set the time interval at which the router calculates bit and packet rate
counters.
host1(config-if)#load-interval 90
(Optional) Set the type of loopback mode.
host1(config-if)#loopback line