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GTPv2 Support in the iWAG
Effective from Cisco IOS XE Release 3.10S, the support for GPRS Tunneling Protocol Version 2 (GTPv2)
is offered on the Cisco ASR 1000 Series Aggregation Services Routers as an enhancement to the GTPv1
offering in the iWAG solution that was introduced in Cisco IOS XE Release 3.8S. GTPv2 provides support
for both the 4G and 3G mobile users, whereas GTPv1 provides support only for 3G mobile users.
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Finding Feature Information
Your software release may not support all the features documented in this module. For the latest caveats and
feature information, see
find information about the features documented in this module, and to see a list of the releases in which each
feature is supported, see the feature information table at the end of this module.
Use Cisco Feature Navigator to find information about platform support and Cisco software image support.
To access Cisco Feature Navigator, go to www.cisco.com/go/cfn. An account on Cisco.com is not required.
Restrictions for GTPv2 of the iWAG
• The same domain name cannot be configured in different APNs, for example:
OL-30226-03
Finding Feature Information, page 51
Restrictions for GTPv2 of the iWAG, page 51
Information About GTPv2 in the iWAG, page 52
GTPv2 Configuration, page 52
Intra-iWAG Roaming, page 53
Additional References, page 54
Feature Information for GTPv2 Support in the iWAG, page 55
Bug Search Tool
gtp
n3-request 7
interval t3-response 1
interval echo-request 64
information-element rat-type wlan
C H A P T E R
and the release notes for your platform and software release. To
Intelligent Wireless Access Gateway Configuration Guide
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