Hi Everyone , have a nice
i would need a little help on this
i have file which contains blocks such as given below

<hgsdp:msisdn=923228719047,loc;
HLR SUBSCRIBER DATA

SUBSCRIBER IDENTITY
MSISDN IMSI STATE AUTHD
923228719047 410072110070614 CONNECTED AVAILABLE

NAM
1

LOCATION DATA
VLR ADDRESS MSRN MSC NUMBER LMSID
4-923210002011 923210002011
MS PURGED IN VLR

END
<hgsdp:msisdn=923228276174,loc;
HLR SUBSCRIBER DATA

SUBSCRIBER IDENTITY
MSISDN IMSI STATE AUTHD
923228276174 410072520066962 CONNECTED AVAILABLE

NAM
1

LOCATION DATA
VLR ADDRESS MSRN MSC NUMBER LMSID
4-923210002002 923210002002
MS PURGED IN VLR

END

now i want to filter out MSISDN based on MSC NUMBER ( bold above )
like i only want those MSISDNs in my output file which has MSC NUMBER = 923210002022

Thanks in Anticipation
Regards