The following example command deletes the 20.200.25.21 Real Server from the 20.200.25.202 Virtual Service.

Situation before delete: 

<Response stat="200" code="ok">
<Success>
<Data>
<VS>
<Status>Down</Status>
<Index>2</Index>
<VSAddress>20.200.25.202</VSAddress>
<VSPort>80</VSPort>
<NickName>newname</NickName>
<Enable>Y</Enable>
<SSLReverse>N</SSLReverse>
<SSLReencrypt>N</SSLReencrypt>
<Intercept>N</Intercept>
<InterceptOpts>
<Opt>opnormal</Opt>
<Opt>auditnone</Opt>
<Opt>reqdatadisable</Opt>
<Opt>resdatadisable</Opt>
</InterceptOpts>
<AlertThreshold>0</AlertThreshold>
<Transactionlimit>0</Transactionlimit>
<Transparent>Y</Transparent>
<ServerInit>0</ServerInit>
<StartTLSMode>0</StartTLSMode>
<Idletime>0</Idletime>
<Cache>N</Cache>
<Compress>N</Compress>
<Verify>0</Verify>
<UseforSnat>N</UseforSnat>
<ForceL7>Y</ForceL7>
<ClientCert>0</ClientCert>
<ErrorCode>0</ErrorCode>
<CheckUse1.1>N</CheckUse1.1>
<MatchLen>0</MatchLen>
<CheckUseGet>0</CheckUseGet>
<SSLRewrite>0</SSLRewrite>
<VStype>http</VStype>
<FollowVSID>0</FollowVSID>
<Protocol>tcp</Protocol>
<Schedule>rr</Schedule>
<CheckType>http</CheckType>
<PersistTimeout>0</PersistTimeout>
<CheckPort>0</CheckPort>
<NRules>0</NRules>
<NRequestRules>0</NRequestRules>
<NResponseRules>0</NResponseRules>
<NPreProcessRules>0</NPreProcessRules>
<EspEnabled>N</EspEnabled>
<InputAuthMode>0</InputAuthMode>
<OutputAuthMode>0</OutputAuthMode>
<MasterVS>0</MasterVS>
<MasterVSID>0</MasterVSID>
<AddVia>0</AddVia>
<TlsType>N</TlsType>
<NeedHostName>N</NeedHostName>
<OCSPVerify>N</OCSPVerify>
<NumberOfRSs>1</NumberOfRSs>

<Rs>

<Status>Down</Status>

<VSIndex>2</VSIndex>

<RsIndex>1</RsIndex>

<Addr>20.200.25.21</Addr>

<Port>80</Port>

<Forward>nat</Forward>

<Weight>1000</Weight>

<Limit>0</Limit>

<Enable>Y</Enable>

</Rs>

</VS>
</Data>
</Success>
</Response>
curl -k "https://bal:1fourall@20.200.25.100/access/delrs?vs=20.200.25.202&port=80&prot=tcp&rs=20.200.25.21&rsport=80"

Situation after delete: 

<Response stat="200" code="ok">
<Success>
<Data>
<VS>
<Status>Down</Status>
<Index>2</Index>
<VSAddress>20.200.25.202</VSAddress>
<VSPort>80</VSPort>
<NickName>newname</NickName>
<Enable>Y</Enable>
<SSLReverse>N</SSLReverse>
<SSLReencrypt>N</SSLReencrypt>
<Intercept>N</Intercept>
<InterceptOpts>
<Opt>opnormal</Opt>
<Opt>auditnone</Opt>
<Opt>reqdatadisable</Opt>
<Opt>resdatadisable</Opt>
</InterceptOpts>
<AlertThreshold>0</AlertThreshold>
<Transactionlimit>0</Transactionlimit>
<Transparent>Y</Transparent>
<ServerInit>0</ServerInit>
<StartTLSMode>0</StartTLSMode>
<Idletime>0</Idletime>
<Cache>N</Cache>
<Compress>N</Compress>
<Verify>0</Verify>
<UseforSnat>N</UseforSnat>
<ForceL7>Y</ForceL7>
<ClientCert>0</ClientCert>
<ErrorCode>0</ErrorCode>
<CheckUse1.1>N</CheckUse1.1>
<MatchLen>0</MatchLen>
<CheckUseGet>0</CheckUseGet>
<SSLRewrite>0</SSLRewrite>
<VStype>http</VStype>
<FollowVSID>0</FollowVSID>
<Protocol>tcp</Protocol>
<Schedule>rr</Schedule>
<CheckType>http</CheckType>
<PersistTimeout>0</PersistTimeout>
<CheckPort>0</CheckPort>
<NRules>0</NRules>
<NRequestRules>0</NRequestRules>
<NResponseRules>0</NResponseRules>
<NPreProcessRules>0</NPreProcessRules>
<EspEnabled>N</EspEnabled>
<InputAuthMode>0</InputAuthMode>
<OutputAuthMode>0</OutputAuthMode>
<MasterVS>0</MasterVS>
<MasterVSID>0</MasterVSID>
<AddVia>0</AddVia>
<TlsType>N</TlsType>
<NeedHostName>N</NeedHostName>
<OCSPVerify>N</OCSPVerify>

<NumberOfRSs>0</NumberOfRSs>

</VS>
</Data>
</Success>
</Response>