ABIS OVER IP
Implementing Features
Implementing Packet Abis over IP feature
› Enable feature
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SYPAC:access=enabled,psw=psw2par;
DBTRI;
DBTSC:tab=axepars,setname=cme20bscf,name=abisip,value=1;
DBTRE:com;
BTS software shall be TSSG12R9 or later.
RXMOC:mo=rxotg-162,swver=TSSG12R9;
› Changing transmission mode for a TG from TDM mode to
Packet Abis over IP feature.
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RXAPE:MO=RXOTG-162,DCP=ALL;
RXMOE:MO=RXOCON-162;
RXMOC:MO=RXOTG-162,ABISALLOC=FIXED;
RXMOC:MO=RXOCF-162,SIG=SCCONC;
© Ericsson AB 2012 | Implementing Features | LZU1088849 R1A | Figure 3-1
Associate each TRX with DCPs
› The DCP-values are fixed and are reused for each TG
configured with Packet Abis over IP feature.
› Same DCP values shall be reused for each TG.
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RXMOC:MO=RXOTRX-162-0,SIG=SCCONC,DCP1=178,DCP2=179&&186;
RXMOC:MO=RXOTRX-162-1,SIG=SCCONC,DCP1=187,DCP2=188&&195;
RXMOC:MO=RXOTRX-162-2,SIG=SCCONC,DCP1=196,DCP2=197&&204;
RXMOC:MO=RXOTRX-162-3,SIG=SCCONC,DCP1=205,DCP2=206&&213;
RXMOC:MO=RXOTRX-162-4,SIG=SCCONC,DCP1=214,DCP2=215&&222;
© Ericsson AB 2012 | Implementing Features | LZU1088849 R1A | Figure 3-2
Define SIU in BSC
› RRPTI:PSTU=TG162;
› For each TG a superchannel group (SCGR) with four superchannels (SC) shall
be defined.
› RRSGI:SCGR=162,MODE=IPM,PSTU=SIU17-3,MBWDL=64,MBWUL=64;
› RRSCI:SCGR=162,SC=0,DCP=44,NUMDEV=31;
© Ericsson AB 2012 | Implementing Features | LZU1088849 R1A | Figure 3-3
Associated the TG with the SCGR
› RXMOC:MO=RXOTRX-162-0,SC=0;
› RXMOC:MO=RXOTRX-162-1,SC=0;
› RXMOC:MO=RXOTRX-162-2,SC=0;
› RXMOC:MO=RXOTRX-162-3,SC=1;
› RXMOC:MO=RXOTRX-162-4,SC=1;
› RXMOC:MO=RXOTRX-162-11,SC=3;
› RXMOC:MO=RXOTG-162,TMODE=SCM;
› RXMOI:MO=RXOCON-162,DCP=350&&581; ! The DCP values are fixed and are
reused for each TG configured with Packet Abis over IP feature ;
© Ericsson AB 2012 | Implementing Features | LZU1088849 R1A | Figure 3-4
Define LAPD Bundling Groups
› RRBGI:LBG=lbg,DSCPDL=dscpdl,DSCPUL=dscpul,CRC3
2=crc32 [,MCLTDL=mcltdl] [,MPLSDL=mplsdl]
[,MCLTUL=mcltul][,MPLSUL=mplsul][,OVLTH=ovlth];
› If parameters MCLTDL, MPLSDL, MCLTUL, MPLSUL,
OVLTH are omitted, default values are assigned.
© Ericsson AB 2012 | Implementing Features | LZU1088849 R1A | Figure 3-5
Verify that IP Gateways are configured correctly
› RRGWP, RRGWC
› Add a IP address and associate it with the PGW.
– RRIPI:IPADDR=172.30.85.48,IPDEVTYPE=RTIPPGW,IPDEVNO=0,MASK=
255.255.255.0,GW=GW1;
› Associate application Abis over IP (ABI) with created IP
address
– RRAPI:IPADDR=172.30.85.48,APL=ABI;
› Allocate a number of RTPGD devices to TG depending of
the size of the TG (use approx 9 devices for each TRX).
– RXAPI:MO=RXOTG-162,DEV=RTPGD-20&&-40 (not needed in G11B)
© Ericsson AB 2012 | Implementing Features | LZU1088849 R1A | Figure 3-6
TERDI/TELNET
› To verify that the configuration is correct and downloaded
to PGW use terdi or telnet to log in to the RP and execute
command:
– apt abisip get tginfo all.
› TSS/LTE/MobCtrl Specifics
© Ericsson AB 2012 | Implementing Features | LZU1088849 R1A | Figure 3-7
General Tips and Info
Print gateways IP-addresses.
› RRGWP;
Configuration when one LAN switch present:
› RRGWC:GW1=192.168.0.1,GW2=192.168.0.129;
Configuration when Two LAN switches present:
› RRGWC:GW1=192.168.0.1,GW2=192.168.1.1;
© Ericsson AB 2012 | Implementing Features | LZU1088849 R1A | Figure 3-8
Apt commands
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apt abisip ?
'abis' Available APT commands for 'Abis Over IP'
apt abisip get jitterd
-Prints jitter buffer data
apt abisip set jitterd [ ? ]
-Help for jitter data settings
apt abisip get jitterbufferstat [ ? ] -Help for jitter buffer statistic
apt abisip get tginfo [ ? ]
-Help for 'get tginfo'
apt abisip get pstuinfo[ ? ]
-Help for 'get pstuinfo'
apt abisip get l2tpsessions
-Sessions per TG and controll connection
apt abisip set dbglevel [ ? ]
-Print the help for how to set the debug level
for
the
L2TP api.
› get tginfo - prints the tg configuration get pstuinfo get l2tpsessions - prints
current L2TP sessions. If all sessions are setup sucessfully every
› set dbglevel - sets debuglevel in the L2TP API. Useful for debugging the API.
© Ericsson AB 2012 | Implementing Features | LZU1088849 R1A | Figure 3-9