"Abstract" The network number of days and nights, no open source PCRF, nor have the reference value of PCRF related documents. Fortunately, the free experience version of FREEPCRF software. Can glimpse PCRF design idea, method; PCC rule definition, management strategy; record installation and experience.FREEPCRF InstallationFREEPCRF official website, FREEPCRF,FRE
Recently, a pcrf system was developed, and the GX interface was used between pcef and pcrf Based on the Diameter protocol. Some problems occurred during the debugging process, I wanted to convert the message into XML format, but it was too troublesome. So I thought of Wireshark and checked whether it could support the Diameter protocol.
First, use tcpdump to capture packets on the server:
SudoTcpdump-S 0-
P2P are carried on different wireless access networks.
In addition to service-based traffic distribution, the MAB solution can also distribute traffic based on the network load. The basic process is that ISGW perceives the business flow and reports it to PCRF, PCRF formulates routing policies based on network load and sends them to ISGW. Then, ISGW requires UE to distribute services to low-load networks.
S
, SGI interface and non-3GPP wireless internet channel, PCRF, IP service network communication, and S-GW communication is through the S5 interface. 1. Play the mobile Communication data packet transmission entry point and departure point, provide mobile phone and external packet data connection line;2. Responsible for each user's strategy execution (policy enforcement) and packet filtering;3. Support billing, legal interception and packet review;4. Pl
registration will be discussed seperately in another post.
The P-CSCF also translates the SDP body containedIn the sip invite message from the UE into diameter over the RX interface andSends it to the pcrf. The pcrf is responsible for policy control in the IMS coreNetwork. If the SDP offer contains a codec or any other media characteristicsThat are not allowed as per the operating ies of the IMS operator
network slicing.
The architecture of network slicing in the 5g white paper is as follows:
How can we complete end-to-end network slicing? The content above is too abstract. How do we implement it in actual network deployment?
1. 5G Wireless Access Network and core network: NFV
Currently, the main terminal devices in 4G networks are mobile phones. The Wireless Access Network (including the digital unit (DU), RF unit (RU) and core network components all use dedicated devices provided by equipme
mobile phone, a service 5G large-scale internet of things, a service 5G mission-critical Internet of things. Not really, because we can cut out multiple logical networks on a separate physical network through network slicing technology, which is a very cost-saving practice!Application Requirements for network slicingThe 5G network slices illustrated in the 5G white paper published by NGMN are as follows:NGMN 5G Network Slices How do we implement end-to-end network slicing? (1) 5G Wireless acces
1. if an error occurs, it may be that when uct pcrf is installed, the related components are incomplete, and two errors are skipped.1) curl/curl. h: no such file or directory-- Possible cause is libcurl and related not fully installed, I encountered this error because libcurl4-gnutls-dev is missing2) src/schemdes. h: 28: 37: Error: GST/interfaces/xoverlay. h: no such file or directory
-- Libgstreamer-related components are missing. This error does n
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