Ruckus Wireless SmartCell Gateway 200 Reference Manual
Ruckus Wireless SmartCell Gateway 200 Reference Manual

Ruckus Wireless SmartCell Gateway 200 Reference Manual

Tunneling interface for smartzone 3.4.1
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Ruckus Wireless
SmartCell Gateway
200
Tunneling Interface Reference Guide
for SmartZone 3.4.1
Part Number 800-71380-001 Rev A
Published July 2016
www.ruckuswireless.com

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  • Page 1 Ruckus Wireless ™ SmartCell Gateway ™ Tunneling Interface Reference Guide for SmartZone 3.4.1 Part Number 800-71380-001 Rev A Published July 2016 www.ruckuswireless.com...
  • Page 2 Ruckus Wireless, Ruckus, the bark logo, ZoneFlex, FlexMaster, ZoneDirector, SmartMesh, Channelfly, Smartcell, Dynamic PSK, and Simply Better Wireless are trademarks of Ruckus Wireless, Inc. in the United States and other countries. All other product or company names may be trademarks of their respective owners.
  • Page 3: Table Of Contents

    DHCP Relay............35 SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 4 DHCP Option 82 ........... . . 36 Index SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 5: About This Guide

    Most user guides and release notes are available in Adobe Acrobat Reader Portable Document Format (PDF) or HTML on the Ruckus Wireless Support Web site at https://support.ruckuswireless.com/contact-us. SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 6: Document Conventions

    Terms used in this guide Term Description Binding Revocation Indication Control Plane SCG Control Plane CVLAN Customer VLAN Data Plane SCG Data Plane DHCP Dynamic Host Configuration Protocol (DHCP) Disconnect Message SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 7 Packet Data Network PDN Gateway PMIPv6 Proxy Mobile IPv6 RADIUS Remote Access Dial-Up User Service Serving Gateway SVLAN Service VLAN TEIDs Tunnel End Point Identifiers Tunnel Termination Gateway SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 8: References

    New forward policy I/O modules for L2oGRE (both access and core) QinQ for core network side traffic Access Point (AP) Host pad - New forward policy support for L2oGRE SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 9: Legend

    • Document part number (on the cover page) • Page number (if appropriate) For example: • SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1 • Part number: 800-71380-001 • Page 280 SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 10: Core Network Protocols

    Core Network Protocols In this chapter: • Overview • Core Network Protocols SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 11: Overview

    IP address of the GRE tunnel endpoint is within that range. Figure 1 shows the tunneling interface and its various tunneling interfaces. SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 12: Core Network Protocols

    L2oGRE with TTG PDG Profile with 802.1x Authentication • Bridge Mode - (0-2 tags) • GTP Tunnel with GGSN (GTPv1) • GTP Tunnel with PGW (GTPv2) • PMIPv6 Tunnelling SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 13: L2Ogre

    L2oGRE gateway is unreachable when the maximum number of retries exceeds. This event occurs when L2oGRE does not receive an ICMP reply to an ICMP request sent from the datablade. Figure 2 displays the L2oGRE traffic flow. SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 14: L2Ogre With Ttg Pdg Profile With 802.1X Authentication

    The UE authentication is similar to QinQ and LBO expects that the UE packet is seen at the data plane from an L2oGRE tunnel. This means that the L2oGRE and LBO path is already supported for the parameter auth_type. SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 15 The GTpmgr sends a D-C-NTFY-MSG (cause=1) to the AUT notifying the UE timed out event. 10 If the UE returns or moves to another datablade, the status query process for unknown UE is called again. SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 16: Bridge Mode - (0-2 Tags)

    The bridge mode now supports optional DHCP relay function. If it is enabled the user equipment’s DHCP packets are relayed to a configured DHCP server. Option 82 sub-option configurations are the same as before. SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 17: Gtp Tunnel With Ggsn (Gtpv1)

    GTP tunnels. Figure 4 shows the message flow between the SCG and the GGSN for establishing a GTP tunnel. Figure 5 shows the Gn interface flow. SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 18 Core Network Protocols Core Network Protocols Figure 4. Message flow between the SCG and GGSN SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 19 Core Network Protocols Figure 5. Gn interface flow NOTE: For information on tunnel and path messages, refer to the SmartCell Gateway 200 Gn Interface Reference Guide (PDF). SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 20: Gtp Tunnel With Pgw (Gtpv2)

    • Tunnel management messages - These contain messages that establish, modify and release GTP tunnels. Figure 6 shows the deployment of the SCG in operator networks with 3G and EPC. SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 21: Pmipv6 Tunnelling

    MAG. The Ruckus GRE tunnel between the AP and the data plane is per AP. Figure 7 shows the deployment of the SCG as MAG. SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 22 PMIP tunnel appropriately on the DHCP trigger and assigns it to the UE IPv4 address as seen in Figure 8 Figure 9. It then forwards the packets to the LMA. SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 23 Core Network Protocols Core Network Protocols Figure 8. MN Attach Signalling Call Flow - Open SSID SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 24 Core Network Protocols Core Network Protocols Figure 9. MN Attach Signalling Call Flow - 802.1x SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 25: 3Rd Party Access Network Protocol

    3rd Party Access Network Protocol In this chapter: • 3rd Party AP Zone • L2oGRE • QinQ (L2) • 3rd Party Session Termination SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 26: Access Network

    • 3rd Party AP Zone The SCG connects to 3rd party AP zones in the same way as that of Ruckus Wireless APs. The SCG receives RADIUS messages directly from 3rd party AP and supports multiple 3rd party AP zones. The SCG accepts UE data traffic from 3rd party APs from access networks via L2oGRE tunnels APs or QinQ tags.
  • Page 27: L2Ogre

    AP packets, it includes AP Zone ID and/or the network traffic profile associated with the AP zone. The GRE input also maintains the AP table, including statistics. SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 28: L2Ogre And Bridge

    0, 1 or 2 VLAN tags as configured. See Figure 12 for the schematic flow of 3rd party APs using L2oGRE and Bridge. Figure 12. 3rd party using L2oGRE and Bridge • SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 29: Qinq (L2)

    SVLAN/ CVLAN range in 3rd party AP zone configuration as seen in Figure 13. SVLAN/CVLAN range does not overlap between the zones. NOTE: The SCG does not support roaming for 3rd party APs. SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 30: Qinq And Ttg+Pdg

    AP acts like a RADIUS client and uses 802.1X/EAP to perform authentication. The client traffic is forwarded to the SCG via QinQ. Figure 14 shows the access flows of 3rd party APs using QinQ and TTG+PDG. SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 31: 3Rd Party Session Termination

    DHCP server provides a finite lease time (for TTG sessions). If the session is deleted in the SCG and the association still exists, all data packets coming from UE are SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 32 The session also gets terminated, if the UE session ages out or when a session deletes a control plane or the data plane ages out the entry. Alternatively a user can build an API to delete the entry. SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 33: Tunnel Combinations And Dhcp Processing

    Tunnel Combinations and DHCP Processing In this chapter: • Tunnel Combinations • DHCP Processing SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 34: Tunnel Combinations

    If the control plane is unable to establish the GTP tunnel to GGSN or if the UE is not authenticated, the control plane silently drops the DHCP discover message. SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 35: Dhcp Relay

    For TTG+PDG traffic, the DHCP server used will always be control plane and does not require any configuration. Also, the DHCP NAK packet sent by the DHCP server indicates that the UE forward policy is PDG. SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 36 • Option 82 D-blade IP includes the data plane's IP and MAC address, which is e separated by a colon. This is the interface address required for sending it to the core GW. SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 37 16, 29, 34 qinQ dhcp relay dhcp relay processing relay traffic ruckus gRE header protocol gRE payload serving gateway session identifier session termination heartbeats src_ip address SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 38 30, 34 ttg - pdg tunnel combinations tunnel control 17, 20 tunnel end point identifiers 17, 20 tunnel management messages tunneling mechanism user configuration virtual data channel SmartCell Gateway 200 Tunneling Interface Reference Guide for SmartZone 3.4.1, 800-71380-001 Rev A...
  • Page 39 Copyright © 2006-2016. Ruckus Wireless, Inc. 350 West Java Dr. Sunnyvale, CA 94089. USA www.ruckuswireless.com...

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