© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 1
Cisco IP RAN Overview
Novan Aryandi – [email protected]
System Engineer
PT.CISCO SYSTEMS INDONESIA
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 2
Today’s Radio Access Networks
The RAN is mobilewireless operators’most valuable asset
Approx 70% of CapEx
Typically RANs account for largest operating expense of the network
Yankee Group reports that backhaul amounts to approximately half of technical OpEx
RANs are prime for optimization
ADM
T1/E1• Leased Line• Microwave• Satellite
GSM BTS
Radio Access Network
TDMNetwork
BSC
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 3
What’s Changing?
What’s Changing:
GSM/GPRS/EDGE subscriber and Minutes of use growth
UMTS rollouts
HSPA and other wirelessdata services
High-speed IP radio overlays
Implication: Increasing traffic loads call for additional costly backhaul capacity… $$$
ADM
BSC
TDMNetwork
RNC
MoreT1/E1s
Solutions must maximizeexisting backhaul networks andallow for transition to lower-cost broadband backhaul
HSPA
4G
UMTSNode-B
GSM BTS
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 4
Inflection Points CreateOperator Challenges
Backhaul Costs
Additional leased lines, satellite links, and microwave channels grow costs and cut into profits
T1/E1 Availability
T1/E1s not available indesired timeframe
High-Speed Data Requires Broadband Backhaul Network
Existing T1/E1 infrastructurenot ideal for high speed data (HSPA) and new IP services
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 5
Cisco IP RAN Allowing Operators to Meet These Challenges
IP-BASED SOLUTIONS TO OPTIMIZE GSM/UMTS RAN TRANSPORT ARCHITECTURES
• 50%+ measured eff gain on GSM and UMTS
• No change to RAN backhaul design
• Single IP backhaul network serves 2G/3G/4G
• RAN backhaul overany network
• Offload bandwidth hungry HSPA and UMTS data
• Simple network expansion
• Intelligent cell site IP enables new revenue generating services
• Remote cell site management andLAN extension
• Seamless expansion to 4G
Backhaul Transport Optimization over IP
Broadband Backhaul and HSDPA Offload
Cell Site IP POPs Unified RAN Network
T1/E1 Backhaul
Ethernet
4G
GSM/GPRS/EDGE
T1/E1
UMTS/HSDPAUMTS/HSPA
IP or MPLS Backhaul (Ethernet, 802.xx, xDSL)
T1/E1 OC3/STM1
Ethernet
T1/E1
IP
Ethernet
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 6
Cisco GSM and UMTS RAN Transport Optimization over IP
• 50%+ measured efficiency gain on GSM and UMTS
• No change to RAN backhaul design
• Single IP backhaul network serves 2G/3G/4G
Cell-Site
BTS
Node-B
RNC
BSC
Mobile Operator Network
PLMN
Transparentto RAN
Vendors
50% MEASURED T1/E1
EFFICIENCY GAIN
Optimized GSM and UMTS RAN Backhaul: Abis/Ater + Iub over IP
BE
NE
FIT
S
T1/E1
No ATM Switch needed
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 8
Cisco GSM Abis/Ater and UMTS Iub Optimization Over IP: Technical Overview
GSM/GPRS/
EDGE BTS
UMTS Node B
(R4/R99)
TDM(TRAU)
RNC
BSC
ATM(AAL2/AAL5)
TDM
ATM
Optimized Abis & Iub Over IP
T1/E1
1
Cisco removes redundant and other unnecessary information from idle sub-rate DS0s, TRAU frames, and signaling frames
2Cisco inspects ATM headers and payloads, suppresses select header bytes, payload bytes, and other overhead
Cisco multiplexes optimized TDM and ATM traffic into IP packets for transport acrossthe backhaul network
• 2G: 50% measured eff gain
• 3G: 15–90% measured eff gain
34
IP transport further increasescall capacity using statistical multiplexing
MLPPP optimizes bandwidth utilization and enhances reliability
QoS and dynamic bandwidth sharing across radios and traffic classes efficiently support multiple traffic types on common network
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 9
RAN-O Case Study:Live Busy Hour GSM Efficiency Gain Results
0
10
20
30
40
50
60
70
80
90
100
1
Abis E1 TMD Util
Avg Util After Opt
Inst Util After Opt
Inst Util Before Opt
Avg Util Before Opt
3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39
BeforeOptimization
AfterOptimization
100% Idle Bandwidth Recovered
50%+ Active Bandwidth Recovered
70%+ Bandwidth Recovered
Time (Seconds)
E1
Uti
liza
tio
n
REDUCE 2 E1S TO 1 E1!
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 10
Cisco IP/Ethernet RAN Transport
RAN backhaul over any network (xDSL, MetroE, WiMAX, etc.)
Offload bandwidth hungry HSPA and UMTS data
Simple network expansion
Cell-Site
BTS
Node-B
RNC
BSC
Mobile Operator Network
PLMN
Optimized GSM and UMTS RAN Backhaul: Abis/Ater + Iub Over IP
BE
NE
FIT
S
T1/E1
UMTS Voice and Signaling path
GSM/GPRS/ EDGE path
IP/EthernetHSPA and UMTS Data Offload
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 11
Cisco Cell Site IP POPs
BE
NE
FIT
S
Intelligent cell site IP enables new revenue generating services
Remote cell site management and LAN extension
Seamless expansion to 4G
Cell-Site
BTS/
Node B
RNC
BSC
Mobile Operator NetworkPLMN
Optimized GSM and UMTS RAN Backhaul: Abis/Ater + Iub over IP
T1/E1
IP/Ethernet
IP What would you do with 1Mbps free bandwidthper cell site?
...Enterprise IP, Internet access,IP telephony, IP PBX, IP cameras,video surveillance, WiMAX...new revenue streams
Mobile IP/FA, VoIP, Content Caching, Multi VPN, IP Multicasting, QoS, PPP, DHCP, Routing
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 12
RNC
Cisco IP RAN
Metro E/WiMax/xDSL
IP Broadband RAN Transport
MWR ONS
GSM/GPRS/ EDGE BTS
UMTS Node BHSDPA/HSUPA
TMD
ATM
IP
4G
Cell SiteIP POPs
Ethernet Ethernet
BSC
TMD
ATM CiscoMobile
Exchange
MWR
GSM BTS
UMTS Node B
T1/E1
Flexibility to efficiently support multiple generations
of radio technologies and agilely adapt as network characteristics and business needs evolve
Extending intelligent IP connectivity
to the cell site delivering increased efficiency and new functionalityto reduce costs and provide
new revenue generating opportunities… today!
GSM/UMTS Transport Optimization over IP
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 13
Cisco IP RAN Product Family
MWR 1941-DC-ACell Site Access Platform
Shipping
ONS 15454Aggregation Platform
Shipping
MWTMNetwork Management
Shipping
• GSM/Abis Optimization over IP
• UMTS/Iub Optimization over IP
• HSDPA Offload over Ethernet, xDSL
• ATM IMA v1.0 and v1.1
• T1/E1 Bonding with MLPPP
• IP Backhaul
• QoS
• GRE
• IP SLA
• Basic IP Services
• T1/E1 Protection Switching
• Extended Operating Temp
• Vendor independent
• GSM/Abis Optimization over IP
• UMTS/Iub Optimization over IP
• HSDPA Offload over Ethernet, xDSL
• T1/E1 Bonding with MLPPP
• IP Backhaul
• POS Backhaul
• QoS, basic IP Services
• IP SLA
• ATM PVC mapping/switching
• N:1 redundancy
• T1/E1, chSTM1/chOC3, STM1c/OC3c, GigE
• Carrier class and vendor independent
• Centralized management console
• Real-time backhaul utilization by traffic type and radio
• Event monitoring
• Performance monitoring
• Web based reporting
• Auto discovery and topology
• Inventory
• OSS integration
• Capacity planning
• Client-server architecture
• Multiple OS support—Solaris, Windows, Linux
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 14
Benefits for Mobile Wireless Operators
Feature Advantage Benefit
2G/3G/4G RAN Transport Optimization Over IP
GSM Abis/Ater and UMTS Iub Optimization over IP
• 50% measured T1/E1 eff gain on GSM & UMTS
• Bit-Transparent
• No change to RAN design
• MLPPP, Statistical multiplexing
• Single converged IP backhaul
• QoS by traffic type & radio
• Dynamic bandwidth sharing
• 3GPP R5/R6 compliant transport
• Substantial OpEx reduction
• UMTS over IP enablesbroadband backhaul
• RAN vendor independent—Risk free BSS upgrades
• Enhanced reliability and reduced bandwidth needs
• Faster rollouts
• Support multiple traffic classes on common network
• Seamless support for natural2G to 3G migration
• Investment protection
Converged IP RAN Transport for 2G/3G/4G
Broadband IP Backhaul
• Backhaul media independent (TDM, xDSL, Metro E, etc)
• UMTS and HSPA Offload
• Cisco Optimized PWE & IETF PWE3
• Rapid network expansion
• Single converged IP backhaul
• Lower cost broadbandIP backhaul options
• Substantial OpEx reduction
• Respond quickly to growth demands
• Simplify network mgmt &backhaul provisioning
Cell Site IP POPsIntelligentCell Site IP
• New revenue generating services
• Cell site telemetry andLAN extension
• 4G ready
• Reach new customers
• Fewer truck rolls and shorter MTTR
• Rapid deployment of nextgen services
CISCO IP RAN
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 15
Partnering with Cisco in the RAN
Cisco is committed to partnering with mobile wireless operators in evolving the RAN to Next Generation Network
Cisco has extensively deployed solutions in the RAN arena, and is continuously innovating and investing in RAN solutions for mobile wireless operators
Cisco provides strategic RAN solutions to achieve near term business goals of the mobile wireless operator, while creating long term value
Cisco's IP RAN solution demonstrates how Cisco’s technology leadership and IP innovation can deliver instant value and investment protectionin the RAN
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 16
Network
Module Slot
WIC Slots
Compact
Flash2 FE
Ports
Console /
AUX Port
Cisco MWR 1941-DC-ASmall to Medium Cell Sites
1RU/12.5 in. deep/19 in. rackmount form factor w/Front-to-back airflow
Front access cabling and LEDs
2 integrated 10/100Base-T LAN ports
3 integrated VWIC slots
1 Network Module slot
Integrated AIM
-10 to 55°C extended operating temperature
20-60V DC universal power supply
T1/E1 Protection Switching
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 17
Cisco ONS 15454EMigration from TDM RANs to packet-based RANs
17 Total Slots
12 Universal Service Slots
Support for TDM and ATM Cisco Optimized Pseudowire (Abis/Iub Optimization over IP)
N:1 Protection on Line Cards and IP RAN-O Service Modules
5 Common Equipment Slots
1:1 Protection on Common Equipment
T1/E1, OC-3/STM-1, chOC-3/chSTM-1, FE, GE, Optical
BITS Clock Input
TDM Add-Drop Mux
Compact Chassis: 14RU, 19-in rack mount, 11-in deep
616.5H x 445W x 280D mm
Carrier Class
Cost effective
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 18
IP RAN Service Module: ONS-RAN-SVC
4 CPU complexes
FPGA
ATM SAR
4 10/100/1000 Base-T ports
Console port
N:1 redundancy support
Cisco IOS Software support
Cisco IP RANOptimized GSM/UMTS PWE
Abis Optimization over IP
Iub Optimization over IP
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 19
MWTM Summary
OpExOverhead associated with training Level 1 support
Minimized fallout/faulty provisioning
Low overhead administration (i.e., re-homing)
SecurityDevice access limited to experienced personnel
Proactive Network MonitoringReal-time backhaul bandwidth utilization by traffic type
Capacity planning using collected statistics
Threshold warnings triggered early on
Rapidly Troubleshoot End2End IP RAN IssuesDetailed topology maps
Inventory – Logical and Physical characteristics
Real-time device view – config, alarms, performance
Speeds service deliveryConsistent device configurations rolled out with minimum effort
Improves efficiency and accuracy of service provisioningConfiguration mistakes prevent unnecessary downtime
Configuration consistency
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 20
Cisco IP RAN Roadmap
Q1
CY08
Q4
CY07
Q1
CY07
Q2
CY07
Q3
CY07
Q4
CY06
Q2
CY08
CSR (Cell Site Router) 1.6DS0 groomingV.35 (E911)
L2TPv3CSR 2.0IOT with 7600 for PWE3 ATM PWE3 over MPLS
ATM PWE3 over L2TPv3SAToP
CESoPSNDS3 and OC3WIC-SHDSL-v3
AN 1.1GREACL
IP over ATM BackhaulMWTM 6.0 fault and performance
POS Backhaul with PPP encaps
CSR 3.0Timing over PacketNG Cell Site Router
SNMPv3
Radar Screen
(partial list)
IP Security: DOS, firewall, IDSContent cachingxDSL WIC/HWIC support
EFM/Ethernet over CopperIP Multicast
Multi VPNIOT with GSR/AToMC3825-DC
Ethernet Switch (WIC4ESW)Ethernet over MPLS
AN (Aggregation Node) 1.0Abis Optimization over IPIub Optimization over IP
HSDPA Offload over Ethernet, xDSL, etcT1/E1 Bonding with MLPPP
IP BackhaulPOS Backhaul with HDLC encapATM PVC mapping/switching
QoS
PWE3DS3802.1ag
IP MulticastIP Security: DOS, firewall, IDS
CSR 1.88x T1/E1 ATM IMA
MWR 19x1
ONS 15454Status Key
EC Execute Commit
FCS First Customer Shipment
CC Concept Commit
Pre-CC Before Concept Commit
FCS Timeline
CSR 2.1MWTM provisioning/config for MWR
AN 1.3MWTM provisioning/config for ONS
AN 1.2Maintenance Release
CSR 1.7Perf enhancementSSHv2
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 21
1H CY’101H CY’09 2H CY’09
CSR 3.012.4(19)MR3
Shipping
• 1588-2008• Sync-E L1
• Adaptive Clocking (ACR)• HWIC-4T1/E1
• CESoPSN• SAToP
• ATM PWE3• MPLS• LDP
• IP RAN-O for GSM• ATM local switching
• 802.1d (L2 switching)• 802.1q (VLANs)• OSPF w/ BFD
• IP SLA• Flexlink
• Multiple VRFs for OSPF
CSR 3.112.4(20)MR1
Shipping
• Hardware Assisted MLPPP• Hardware Assisted IPHC• 802.1p - Marking, DSCP
mapping, Shaping and Queuing• Hardware Assisted L3 QoS
• Routing Protocols – ISIS & BGP• BFD – ISIS • BFD - BGP
• Hardware Assisted L3VPN• Hardware Assisted MPLS LSR
• HWIC-1ADSL• HWIC-4SHDSL• HWIC-1GE-SFP• HWIC-D-9ESW
• PTP/G.8261 enhancements• PTP MC down/UC up Mode
• CNS-CE over GE• SFP-GE-T
• CWDM & DWDM SFP• EoMPLS – VLAN Mode
• HW assisted GRE• ATM COS Extensions
• T1/E1 CAS• Large MTU – L3 4400 Bytes
CSR 3.212.2(33)MRA
Shipping
• BFD over Static Routes• Resilient Ethernet Protocol• 802.1ag (EOAM/CFM 1.0)
• E-LMI (EOAM)• 802.3ah (EOAM/EFM)
• Increased VLAN capacity – up to 255
• 1588-2008 ToD/1PPS• 1588-2008 TC termination • 1588-2008/SynchE hybrid
• Best Master Clock Algorithm• Support for MWR-2941-DC-A
• Support for MWR-2941-DC
3.1 Features NOT Supported:( IP RAN-O for GSM )
( HWIC-4SHDSL )( HWIC-1ADSL )
( HWIC-D-9ESW )( HWIC-1GE-SFP )( HW assisted GRE )
( Hardware Assisted IPHC )
MWR 2941(CSR 3.x) Roadmap
Updated 30Apr10
Shipping Shipping
CSR 3.1.2 **Shipping- FCS Apr’10
• MLPPP over DSL • PPPoA over xDSL
• MLPPPoA over xDSL• Support for MWR-2941-DC-A
Many of the products and features described herein remain in varying stages of development and will be offered on a when -and-if-available basis. This roadmap is subject to change
at the sole discretion of Cisco, and Cisco will have no liability for delay in the delivery or failure to deliver any of the products or features set forth in this document.
** Maintenance Release
Based on IOS ―T‖ Train
Based on IOS ―S‖ Train
Shipping
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 22
1H CY’10 2H CY’10
Radar• EoMPLS port mode
• CLI for Storm control• HW assisted GRE• LACP (802.3AD)
• Ingress shaping (ingress policing) 1R2C min
• FE Optical with SyncE• SAToP ove UDP/IP
• ITU Y.1731 (PM) • MPLS FRR/TE, incl. RFC 3630
• Y.1731 (EOAM/PM)• MPLS-TP
• MPLS Ping/Trace route• H-VPLS/VPLS
• VCCV & VCCV BFD• T1 Latchcode
•1588-2008 Redundant GMC • IP header compression (RFC
2508)• EEM scripting
• GLC-BX-D= & GLC-BX-U= • Support for Multiple Channel
Group in Short Haul for GSM-Mux• Resilient Pseudowire support
• PPPoMPLS
CSR 3.3Execute Committed Target FCS Nov’10
• CEF Load sharing of equal cost paths( ethernet, MLPPP)
• SSM/ESMC• 802.1ag - Connectivity Fault
Mgmt D8.1• CFM Extension for 1+1 HSBY
• CESoPSN over UDP/IP• MSTP(802.1s )• RSTP (802.1w)
• Disable MAC Learning• Cisco QinQ with L2PT
• 1588v2 Boundary Clock• Backup VLAN on RTM
• REP No-Neighbor and LSL age-out Timer
** Maintenance Release
MWR 2941(CSR 3.x) Roadmap
Updated 30Apr10
1H CY’11
CSR 3.2.1 **Shipping FCS Apr’10
• IOS Multicast- VRF
- non-VRF- GRE
• 1pps input – RS-422 interface• Static PWE3 labels
• HWICs - HWIC-D-9ESW
Many of the products and features described herein remain in varying stages of development and will be offered on a when -and-if-available basis. This roadmap is subject to change
at the sole discretion of Cisco, and Cisco will have no liability for delay in the delivery or failure to deliver any of the products or features set forth in this document.
Based on IOS ―T‖ Train
Based on IOS ―S‖ Train
CSR 3.1.3 **Commit Planning
Target FCS May’10
• 1588 V2 over SHDSL• NTR over SHDSL
Shipping
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 23
Top Related