Cisco Systems 3825 manual GSM and Umts with IMA Configuration, GSM + Umts Configuration With IMA

Appendix B Configuration Examples

Overview

GSM and UMTS with IMA Configuration

The combined GSM and UMTS with Inverse Multiplexing over ATM (IMA) configuration allows both the GSM and UMTS technologies to become aggregated over the traditional multilink backhaul connection (see Figure B-11).

Figure B-11 GSM and UMTS with IMA Configuration

GSM + UMTS Configuration
With IMA	BSC
BTS

	S0/0/0:0	S0/0/0:0
S0/1/0:0	Multilink1	Multilink1	S0/1/0:0
ATM0/	10.10.10.1/30	10.10.10.2/30	ATM0/
IMA0			IMA0
	MWR_A	MWR_B
			270644
Node-B			RNC

MWR_A

!

card type E1 0 0 card type E1 0 1 card type E1 0 2 card type E1 1 0

!

!

redundancy mode y-cable

standalone

!

network-clock-participate wic 0 network-clock-participate wic 1 network-clock-participate wic 2 network-clock-participate slot 1 network-clock-participate aim 1 network-clock-select 1 E1 0/0/1 network-clock-select 2 E1 0/1/1 network-clock-select 3 E1 0/2/1

!

ipran-mib snmp-access inBand ipran-mib location cellSite

!

!

controller E1 0/0/0 framing NO-CRC4 clock source internal

channel-group 0 timeslots 1-31

!

controller E1 0/0/1 channel-group 0 timeslots 1-31

!

	Cisco 3825 Mobile Wireless Edge Router Software Configuration Guide
B-68	OL-15667-03