<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:12pt"><div><table width="100%" border="0" rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0" style="font-family: 'Times New Roman';"><tbody><tr valign="top" align="left"><td width="89%"><div><span>Hi,</span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'Times New Roman'; background-color: transparent; font-style: normal;"><span><br></span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'Times New Roman'; background-color: transparent; font-style: normal;"><span>Why do we need ptcp: and tcp:?<br>ptcp: the bridge is listening, tcp: the bridge is trying to connect. why isn't one of them enough?</span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'Times New Roman'; background-color: transparent; font-style: normal;"><span><br></span></div><div style="color:
rgb(0, 0, 0); font-size: 16px; font-family: 'Times New Roman'; background-color: transparent; font-style: normal;"><span><br></span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'Times New Roman'; background-color: transparent; font-style: normal;"><span>Thanks</span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'Times New Roman'; background-color: transparent; font-style: normal;"><span>yong sheng gong</span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'Times New Roman'; background-color: transparent; font-style: normal; font-weight: bold;"><b><br></b></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'Times New Roman'; background-color: transparent; font-style: normal; font-weight: bold;"><b>set−controller</b> <i>bridge target</i>...</div></td></tr></tbody></table><table width="100%" border="0" rules="none" frame="void" cols="2" cellspacing="0"
cellpadding="0" style="font-family: 'Times New Roman';"><tbody><tr valign="top" align="left"><td width="21%"></td><td width="77%"><div>Sets the configured controller target or targets. Each <i>target</i> may use any of the following forms:</div></td></tr></tbody></table><table width="100%" border="0" rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0" style="font-family: 'Times New Roman';"><tbody><tr valign="top" align="left"><td width="20%"></td><td width="79%"><div><b>ssl:</b><i>ip</i>[<b>:</b><i>port</i>]</div></td></tr></tbody></table><table width="100%" border="0" rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0" style="font-family: 'Times New Roman';"><tbody><tr valign="top" align="left"><td width="32%"></td><td width="67%"><div>The specified SSL <i>port</i> (default: 6633) on the host at the given <i>ip</i>, which must be expressed as an IP address (not a DNS name).
The <b>−−private−key</b>, <b>−−certificate</b>, and <b>−−ca−cert</b> options are mandatory when this form is used.</div></td></tr></tbody></table><table width="100%" border="0" rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0" style="font-family: 'Times New Roman';"><tbody><tr valign="top" align="left"><td width="20%"></td><td width="79%"><div><b>tcp:</b><i>ip</i>[<b>:</b><i>port</i>]</div></td></tr></tbody></table><table width="100%" border="0" rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0" style="font-family: 'Times New Roman';"><tbody><tr valign="top" align="left"><td width="32%"></td><td width="67%"><div>The specified TCP <i>port</i> (default: 6633) on the host at the given <i>ip</i>, which must be expressed as an IP address (not a DNS name).</div></td></tr></tbody></table><table width="100%" border="0" rules="none" frame="void" cols="2" cellspacing="0"
cellpadding="0" style="font-family: 'Times New Roman';"><tbody><tr valign="top" align="left"><td width="20%"></td><td width="79%"><div><b>unix:</b><i>file</i></div></td></tr></tbody></table><table width="100%" border="0" rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0" style="font-family: 'Times New Roman';"><tbody><tr valign="top" align="left"><td width="32%"></td><td width="67%"><div>The Unix domain server socket named <i>file</i>.</div></td></tr></tbody></table><table width="100%" border="0" rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0" style="font-family: 'Times New Roman';"><tbody><tr valign="top" align="left"><td width="20%"></td><td width="79%"><div><b>pssl:</b>[<i>port</i>][<b>:</b><i>ip</i>]</div></td></tr></tbody></table><table width="100%" border="0" rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0" style="font-family: 'Times New Roman';"><tbody><tr valign="top" align="left"><td
width="32%"></td><td width="67%"><div>Listens for OpenFlow SSL connections on <i>port</i> (default: 6633). The <b>−−private−key</b>, <b>−−certificate</b>, and <b>−−ca−cert</b> options are mandatory when this form is used. By default, connections are not bound to a particular local IP address, but <i>ip</i> may be specified to listen only for connections to the given <i>ip</i>.</div></td></tr></tbody></table><table width="100%" border="0" rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0" style="font-family: 'Times New Roman';"><tbody><tr valign="top" align="left"><td width="20%"></td><td width="79%"><div><b>ptcp:</b>[<i>port</i>][<b>:</b><i>ip</i>]</div></td></tr></tbody></table><table width="100%" border="0" rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0" style="font-family: 'Times New Roman';"><tbody><tr valign="top" align="left"><td width="32%"></td><td
width="67%"><div>Listens for OpenFlow TCP connections on <i>port</i> (default: 6633). By default, connections are not bound to a particular local IP address, but <i>ip</i> may be specified to listen only for connections to the given <i>ip</i>.</div></td></tr></tbody></table><table width="100%" border="0" rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0" style="font-family: 'Times New Roman';"><tbody><tr valign="top" align="left"><td width="20%"></td><td width="79%"><div><b>punix:</b><i>file</i></div></td></tr></tbody></table><table width="100%" border="0" rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0" style="font-family: 'Times New Roman';"><tbody><tr valign="top" align="left"><td width="32%"></td><td width="67%"><div>Listens for OpenFlow connections on the Unix domain server socket named <i>file</i></div></td></tr></tbody></table></div></div></body></html>