Hello

Getting error on implementation of gprs cannot handle GMM for unknown MM CTX MS identity cannot be derived by the network

can somebody suggest why and what can I do to fix it.

log file for sgsn.

<0010> gprs_ns.c:199 NSVCI=65534 Creating NS-VC <0010> gprs_ns.c:199 NSVCI=65535 Creating NS-VC <0010> gprs_ns.c:1200 Creating NS-VC for BSS at 192.168.2.12:23000 <0010> gprs_ns.c:774 NSVCI=65535(invalid) Rx NS RESET (NSEI=101, NSVCI=101, cause=O&M intervention) <0010> gprs_ns.c:594 NSEI=101 Tx NS RESET ACK (NSVCI=101) <0010> gprs_ns.c:512 NSEI=101 Starting timer in mode tns-test (30 seconds) <0010> gprs_ns.c:512 NSEI=101 Starting timer in mode tns-test (30 seconds) <0010> gprs_ns.c:1281 NSEI=101 Rx NS UNBLOCK <0011> gprs_bssgp.c:249 BSSGP BVCI=0 Rx RESET cause=Transmission capacity modified <0011> gprs_bssgp.c:344 BSSGP BVCI=2 Rx BVC-UNBLOCK <0011> gprs_bssgp_util.c:103 BSSGP BVCI=2 Tx STATUS, cause=Unknown BVCI <0011> gprs_bssgp.c:249 BSSGP BVCI=2 Rx RESET cause=O&M intervention <0011> gprs_bssgp.c:272 Cell 302-720-7-0 CI 8 on BVCI 2 <0011> gprs_bssgp.c:344 BSSGP BVCI=2 Rx BVC-UNBLOCK <0011> gprs_bssgp.c:753 BSSGP BVCI=2 Rx Flow Control BVC <0011> gprs_bssgp.c:790 BSS instructs us to MS default bucket leak rate != 0, restarting DL GPRS! <0011> gprs_bssgp.c:376 BSSGP TLLI=0xb4c2fd41 Rx UPLINK-UNITDATA <0012> gprs_llc.c:568 LLC SAPI=1 C FCS=0x7439ebCMD=UI DATA <0012> gprs_llc.c:95 TLLI 0xb4c2fd41 is foreign, converting to local TLLI 0xf4c2fd41 <0012> gprs_llc.c:95 TLLI 0xb4c2fd41 is foreign, converting to local TLLI 0xf4c2fd41 <0012> gprs_llc.c:254 LLC RX: unknown TLLI 0xb4c2fd41, creating LLME on the fly <0002> gprs_gmm.c:924 -> GMM RA UPDATE REQUEST type="RA updating" LLC XID RESET REJECT <0002> gprs_gmm.c:861 <- ROUTING AREA UPDATE REJECT <0012> gprs_llc.c:95 TLLI 0xb4c2fd41 is foreign, converting to local TLLI 0xf4c2fd41 <0011> gprs_bssgp.c:753 BSSGP BVCI=2 Rx Flow Control BVC <0011> gprs_bssgp.c:376 BSSGP TLLI=0xb4c2fd41 Rx UPLINK-UNITDATA <0012> gprs_llc.c:568 LLC SAPI=1 C FCS=0x9ab10aCMD=UI DATA <0012> gprs_llc.c:95 TLLI 0xb4c2fd41 is foreign, converting to local TLLI 0xf4c2fd41 <0012> gprs_llc.c:241 LLC RX: Found a local entry for TLLI 0xb4c2fd41 <0012> gprs_llc.c:615 TLLI=f4c2fd41 dropping UI, N(U=0) not in window V(URV(UR:3). <0010> gprs_ns.c:530 NSEI=101 Timer expired in mode tns-test (30 seconds) <0010> gprs_ns.c:473 NSEI=101 Tx NS ALIVE (NSVCI=101) <0010> gprs_ns.c:512 NSEI=101 Starting timer in mode tns-alive (10 seconds) <0010> gprs_ns.c:486 NSEI=101 Tx NS ALIVE_ACK (NSVCI=101) <0010> gprs_ns.c:512 NSEI=101 Starting timer in mode tns-test (30 seconds) <0011> gprs_bssgp.c:753 BSSGP BVCI=2 Rx Flow Control BVC <0011> gprs_bssgp.c:753 BSSGP BVCI=2 Rx Flow Control BVC <0011> gprs_bssgp.c:376 BSSGP TLLI=0x9ec3b021 Rx UPLINK-UNITDATA <0012> gprs_llc.c:568 LLC SAPI=1 C FCS=0x79a5b6CMD=UI DATA <0012> gprs_llc.c:95 TLLI 0x9ec3b021 is foreign, converting to local TLLI 0xdec3b021 <0012> gprs_llc.c:95 TLLI 0x9ec3b021 is foreign, converting to local TLLI 0xdec3b021 <0012> gprs_llc.c:254 LLC RX: unknown TLLI 0x9ec3b021, creating LLME on the fly <0002> gprs_gmm.c:924 -> GMM RA UPDATE REQUEST type="RA updating" LLC XID RESET REJECT <0002> gprs_gmm.c:861 <- ROUTING AREA UPDATE REJECT <0012> gprs_llc.c:95 TLLI 0x9ec3b021 is foreign, converting to local TLLI 0xdec3b021 <0011> gprs_bssgp.c:753 BSSGP BVCI=2 Rx Flow Control BVC <0011> gprs_bssgp.c:376 BSSGP TLLI=0x7b549435 Rx UPLINK-UNITDATA <0012> gprs_llc.c:568 LLC SAPI=1 C FCS=0xd1bcf4CMD=UI DATA <0012> gprs_llc.c:254 LLC RX: unknown TLLI 0x7b549435, creating LLME on the fly <0002> gprs_gmm.c:640 -> GMM ATTACH REQUEST MI(302720xxxxxxxxx) type="GPRS attach" <0002> gprs_gmm.c:444 <- GPRS IDENTITY REQUEST: mi_type=02 <0011> gprs_bssgp.c:376 BSSGP TLLI=0x7b549435 Rx UPLINK-UNITDATA <0012> gprs_llc.c:568 LLC SAPI=1 C FCS=0x4567cfCMD=UI DATA <0002> gprs_gmm.c:1033 Cannot handle GMM for unknown MM CTX <0002> gprs_gmm.c:277 <- GPRS MM STATUS (cause: MS identity cannot be derived by the network) <0011> gprs_bssgp.c:753 BSSGP BVCI=2 Rx Flow Control BVC <0011> gprs_bssgp.c:376 BSSGP TLLI=0x9ec20d01 Rx UPLINK-UNITDATA <0012> gprs_llc.c:568 LLC SAPI=1 C FCS=0x365438CMD=UI DATA <0012> gprs_llc.c:95 TLLI 0x9ec20d01 is foreign, converting to local TLLI 0xdec20d01 <0012> gprs_llc.c:95 TLLI 0x9ec20d01 is foreign, converting to local TLLI 0xdec20d01 <0012> gprs_llc.c:254 LLC RX: unknown TLLI 0x9ec20d01, creating LLME on the fly <0002> gprs_gmm.c:924 -> GMM RA UPDATE REQUEST type="RA updating" LLC XID RESET REJECT <0002> gprs_gmm.c:861 <- ROUTING AREA UPDATE REJECT

ramesh