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        8-K </strong></font></div>
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        REPORT</strong></font></div>
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        to Section 13 or 15(d) of</strong></font></div>
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        Securities Exchange Act of 1934</strong></font></div>
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      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman"><strong>Date
        of Report (date of earliest event reported):&#160;&#160;July 25, 2005
        </strong></font></div>
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        COMMUNICATIONS, INC. </strong></font></div>
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        name of Registrant as specified in its charter) </font></div>
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                  Number)</font></div>
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                  Employer</font></div>
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                  S. Winchester Blvd., Suite 500</strong></font></div>
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        the
        appropriate box below if the Form 8-K filing is intended to simultaneously
        satisfy the filing obligation of the registrant under any of the following
        provisions (see General Instruction A.2. below):</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
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        Written
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        Soliciting material pursuant to Rule 14a-12
        under the Exchange Act (17 CFR 240.14a-12)</font></div>
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        Pre-commencement communications pursuant to
        Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))</font></div>
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        Pre-commencement communications pursuant to
        Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))</font></div><br>
      <div id="PGBRK" style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt">
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      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman"><strong>Item&#160;2.02
        Results of Operations and Financial Condition.</strong></font><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">&#160;</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">On
        July
        25, 2005, CoSine Communications, Inc. (the "Company") issued a press release
        announcing its preliminary financial results for its second quarter ended
        June
        30, 2005. The full text of the press release is attached hereto as
        Exhibit&#160;99.1 to this Current Report. </font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><a name="001"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman"><strong>Item
        5.02 Departure of Directors or Principal Officers: Election of Directors;
        Appointment of Principal Officers</strong></font></a></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">On
        July
        25, 2005, R. David Spreng resigned from the Company's board of directors.
        Mr.
        Spreng's resignation was not a result of any disagreement with the Company
        on
        any matter relating to the Company's operations, policies or practices nor
        was
        Mr. Spreng removed from or requested to resign from the Company's board of
        directors. Mr. Spreng's term as a member of the Company's board of directors
        was
        set to expire at the Company&#8217;s 2007 Annual Meeting of Stockholders.</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">On
        July
        25, 2005, Jack L. Howard was elected by the Company&#8217;s remaining directors to the
        Company&#8217;s board of directors to fill the vacancy left by Mr.&#160;Spreng's
        resignation. Mr. Howard's term as a director will expire at the Company&#8217;s 2007
        Annual Meeting of Stockholders. The Company has not determined whether
        Mr.&#160;Howard will serve on the Company&#8217;s Audit Committee, Compensation
        Committee or Nominating and Corporate Governance Committee. Mr. Howard is
        a
        representative of Steel Partners II, L.P. and Vice President of Steel Partners,
        L.L.C., the general partner of Steel Partners II, L.P. Mr. Howard holds no
        voting or dispositive power over the holdings of Steel Partners II, L.P.
        in the
        Company. As of July 25, 2005, Steel Partners II, L.P., was a holder of
        approximately 24% of the Company's outstanding shares of common stock, including
        those shares purchased from the Crescendo Entities, as discussed in Item
        8.01
        below.</font></div>
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      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">On
        July
        25, 2005, the Company issued a press release announcing the resignation of
        Mr.
        Spreng from and election of Mr.&#160;Howard to the Company's board of directors.
        The full text of the press release is attached hereto as Exhibit&#160;99.1
        to
        this Current Report.</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">The
        foregoing information is being disclosed in response to Item 5.02(d) of Form
        8-K, not Item 5.02(a).</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman"><strong>Item
        8.01 Other Events</strong></font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">On
        July
        25, 2005, the Company announced that on July 21, 2005, Steel Partners II,
        L.P.
        had purchased in a private transaction the entire holdings of Crescendo World
        Fund LLC, Crescendo III GbR, Crescendo III, L.P., Crescendo III Executive
        Fund,
        L.P., and Eagle Ventures WF, LLC (collectively, the Crescendo Entities"),
        which
        consisted of an aggregate of 890,468 shares of the Company's common stock
        (the
        "Crescendo Shares"). Mr. Spreng, as an affiliate of the Crescendo Entities,
        held
        sole voting and dispositive power over the Crescendo Shares.</font></div>
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      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">On
        July
        25, 2005, the Company also announced that after an extensive review of strategic
        alternatives, its board of directors has approved a plan to redeploy the
        Company's existing resources to identify and acquire new business operations,
        while continuing to provide support to the Company&#8217;s existing customers and
        continuing to offer the Company&#8217;s intellectual property for license or sale. The
        Company&#8217;s redeployment strategy will involve the acquisition of one or more
        operating businesses with existing or prospective taxable earnings which
        may
        allow the Company to realize future cash flow benefits from its net operating
        loss carry forwards. </font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">On
        July
        25, 2005, the Company issued a press release announcing the sale of the
        Crescendo Shares and the Company's redeployment strategy. The full text of
        the
        press release is attached hereto as Exhibit&#160;99.1 to this Current
        Report.</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman"><strong>Item&#160;9.01
        Financial Statements and Exhibits.</strong></font><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">&#160;</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
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        </font></div>
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                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left">&#160;</div>
              </td>
              <td align="left" valign="bottom" width="59%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left">&#160;</div>
              </td>
            </tr>
            <tr>
              <td align="left" valign="top" width="5%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="right"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">99.1
                  </font></div>
              </td>
              <td align="left" valign="bottom" width="3%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left">&#160;</div>
              </td>
              <td align="left" valign="top" width="59%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">Press
                  Release, dated July 25, 2005, of CoSine Communications,
                  Inc.</font></div>
              </td>
            </tr>

        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><br></div>
      <div id="PGBRK" style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt">
        <div id="FTR">
          <div id="GLFTR" style="WIDTH: 100%" align="left">&#160;</div>
        </div>
        <div id="PN" style="PAGE-BREAK-AFTER: always">
          <div style="WIDTH: 100%; TEXT-ALIGN: center">&#160;</div>
          <div style="WIDTH: 100%; TEXT-ALIGN: center">
            <hr style="COLOR: black" noshade size="2">
          </div>
        </div>
        <div id="HDR">
          <div id="GLHDR" style="WIDTH: 100%" align="right">&#160;</div>
        </div>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman"><strong>SIGNATURES</strong></font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 27pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">Pursuant
        to the requirements of the Securities Exchange Act of 1934, as amended, the
        registrant has duly caused this report to be signed on its behalf by the
        undersigned, thereunto duly authorized. </font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left">&#160;</div>
      <div>
        <table cellpadding="0" cellspacing="0" width="100%">

            <tr>
              <td align="left" valign="top" width="46%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">July
                  25, 2005</font></div>
              </td>
              <td align="left" valign="top" width="5%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">By:</font></div>
              </td>
              <td valign="top" width="40%" style="BORDER-BOTTOM: black thin solid">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">/s/ Terry
                  Gibson</font></div>
              </td>
            </tr>
            <tr>
              <td align="left" valign="top" width="46%">&#160;</td>
              <td align="left" valign="top" width="5%">&#160;</td>
              <td valign="top" width="40%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">Terry
                  Gibson,</font></div>
              </td>
            </tr>
            <tr>
              <td align="left" valign="top" width="46%">&#160;</td>
              <td align="left" valign="top" width="5%">&#160;</td>
              <td valign="top" width="40%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">Chief
                  Executive Officer, Chief Financial Officer and Secretary (Principal
                  Executive, Financial and Accounting Officer and Duly Authorized
                  Officer)</font></div>
              </td>
            </tr>

        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left">&#160;</div>
      <div id="PGBRK" style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt">
        <div id="FTR">
          <div id="GLFTR" style="WIDTH: 100%" align="left">&#160;</div>
        </div>
        <div id="PN" style="PAGE-BREAK-AFTER: always">
          <div style="WIDTH: 100%; TEXT-ALIGN: center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">2</font></div>
          <div style="WIDTH: 100%; TEXT-ALIGN: center">
            <hr style="COLOR: black" noshade size="2">
          </div>
        </div>
        <div id="HDR">
          <div id="GLHDR" style="WIDTH: 100%" align="right">&#160;</div>
        </div>
      </div><br>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman"><strong>INDEX
        TO EXHIBITS</strong></font><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">&#160;</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center">&#160;</div>
      <div>
        <table cellpadding="0" cellspacing="0" width="100%">

            <tr>
              <td align="left" colspan="3" valign="bottom" width="67%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman"><strong>Exhibit</strong></font></div>
              </td>
            </tr>
            <tr>
              <td align="left" valign="bottom" width="5%" style="BORDER-BOTTOM: #000000 thin solid">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman"><strong>No.</strong></font></div>
              </td>
              <td align="left" valign="bottom" width="3%" style="BORDER-BOTTOM: #ffffff solid">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left">&#160;</div>
              </td>
              <td valign="bottom" width="59%" style="BORDER-BOTTOM: #000000 thin solid">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman"><strong>Description</strong></font></div>
              </td>
            </tr>
            <tr>
              <td align="left" valign="top" width="5%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">99.1
                  </font></div>
              </td>
              <td align="left" valign="bottom" width="3%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left">&#160;</div>
              </td>
              <td align="left" valign="top" width="59%">
                <div style="DISPLAY: block; MARGIN-LEFT: 36pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 11pt; FONT-FAMILY: Times New Roman">Press
                  Release, dated July 25, 2005, of CoSine Communications,
                  Inc.</font></div>
              </td>
            </tr>

        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left">&#160;</div>
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{"company-data": {"conformed-name": "COSINE COMMUNICATIONS INC", "cik": "0001060824", "assigned-sic": "3576", "irs-number": "943280301", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "000-30715", "film-number": "05971976"}, "business-address": {"street1": "1200 BRIDGE PKWAY", "street2": "STE 200", "city": "REDWOOD CITY", "state": "CA", "zip": "94065", "phone": "6506374777"}, "mail-address": {"street1": "1200 BRIDGE PARKWAY", "city": "REDWOOD CITY", "state": "CA", "zip": "94065"}}
UNITED
        STATES
SECURITIES
        AND EXCHANGE COMMISSION
Washington,
        D.C. 20549
FORM
        8-K
CURRENT
        REPORT
Pursuant
        to Section 13 or 15(d) of
the
        Securities Exchange Act of 1934
Date
        of Report (date of earliest event reported):  July 25, 2005
COSINE
        COMMUNICATIONS, INC.
(Exact
        name of Registrant as specified in its charter)
Delaware
000-30715
94-3280301
(State
                  or other jurisdiction of
incorporation
                  or organization)
(Commission
File
                  Number)
(I.R.S.
                  Employer
Identification
                  Number)
560
                  S. Winchester Blvd., Suite 500
San
                  Jose, California 95128
(Address
                  of principal executive offices) (Zip Code)
(408) 236-7518
(Registrant's
                  telephone number, including area
                  code)
(Former
                  name or former address, if changed since last
                  report.)
Check
        the
        appropriate box below if the Form 8-K filing is intended to simultaneously
        satisfy the filing obligation of the registrant under any of the following
        provisions (see General Instruction A.2. below):
o
Written
        communications pursuant to Rule 425 under the Securities Act (17 CFR
        230.425)
o
Soliciting material pursuant to Rule 14a-12
        under the Exchange Act (17 CFR 240.14a-12)
o
Pre-commencement communications pursuant to
        Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
o
Pre-commencement communications pursuant to
        Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Item 2.02
        Results of Operations and Financial Condition.
On
        July
        25, 2005, CoSine Communications, Inc. (the "Company") issued a press release
        announcing its preliminary financial results for its second quarter ended
        June
        30, 2005. The full text of the press release is attached hereto as
        Exhibit 99.1 to this Current Report.
Item
        5.02 Departure of Directors or Principal Officers: Election of Directors;
        Appointment of Principal Officers
On
        July
        25, 2005, R. David Spreng resigned from the Company's board of directors.
        Mr.
        Spreng's resignation was not a result of any disagreement with the Company
        on
        any matter relating to the Company's operations, policies or practices nor
        was
        Mr. Spreng removed from or requested to resign from the Company's board of
        directors. Mr. Spreng's term as a member of the Company's board of directors
        was
        set to expire at the Company's 2007 Annual Meeting of Stockholders.
On
        July
        25, 2005, Jack L. Howard was elected by the Company's remaining directors to the
        Company's board of directors to fill the vacancy left by Mr. Spreng's
        resignation. Mr. Howard's term as a director will expire at the Company's 2007
        Annual Meeting of Stockholders. The Company has not determined whether
        Mr. Howard will serve on the Company's Audit Committee, Compensation
        Committee or Nominating and Corporate Governance Committee. Mr. Howard is
        a
        representative of Steel Partners II, L.P. and Vice President of Steel Partners,
        L.L.C., the general partner of Steel Partners II, L.P. Mr. Howard holds no
        voting or dispositive power over the holdings of Steel Partners II, L.P.
        in the
        Company. As of July 25, 2005, Steel Partners II, L.P., was a holder of
        approximately 24% of the Company's outstanding shares of common stock, including
        those shares purchased from the Crescendo Entities, as discussed in Item
        8.01
        below.
On
        July
        25, 2005, the Company issued a press release announcing the resignation of
        Mr.
        Spreng from and election of Mr. Howard to the Company's board of directors.
        The full text of the press release is attached hereto as Exhibit 99.1
        to
        this Current Report.
The
        foregoing information is being disclosed in response to Item 5.02(d) of Form
        8-K, not Item 5.02(a).
Item
        8.01 Other Events
On
        July
        25, 2005, the Company announced that on July 21, 2005, Steel Partners II,
        L.P.
        had purchased in a private transaction the entire holdings of Crescendo World
        Fund LLC, Crescendo III GbR, Crescendo III, L.P., Crescendo III Executive
        Fund,
        L.P., and Eagle Ventures WF, LLC (collectively, the Crescendo Entities"),
        which
        consisted of an aggregate of 890,468 shares of the Company's common stock
        (the
        "Crescendo Shares"). Mr. Spreng, as an affiliate of the Crescendo Entities,
        held
        sole voting and dispositive power over the Crescendo Shares.
On
        July
        25, 2005, the Company also announced that after an extensive review of strategic
        alternatives, its board of directors has approved a plan to redeploy the
        Company's existing resources to identify and acquire new business operations,
        while continuing to provide support to the Company's existing customers and
        continuing to offer the Company's intellectual property for license or sale. The
        Company's redeployment strategy will involve the acquisition of one or more
        operating businesses with existing or prospective taxable earnings which
        may
        allow the Company to realize future cash flow benefits from its net operating
        loss carry forwards.
On
        July
        25, 2005, the Company issued a press release announcing the sale of the
        Crescendo Shares and the Company's redeployment strategy. The full text of
        the
        press release is attached hereto as Exhibit 99.1 to this Current
        Report.
Item 9.01
        Financial Statements and Exhibits.
(c) Exhibits.
99.1
Press
                  Release, dated July 25, 2005, of CoSine Communications,
                  Inc.
SIGNATURES
Pursuant
        to the requirements of the Securities Exchange Act of 1934, as amended, the
        registrant has duly caused this report to be signed on its behalf by the
        undersigned, thereunto duly authorized.
July
                  25, 2005
By:
/s/ Terry
                  Gibson
Terry
                  Gibson,
Chief
                  Executive Officer, Chief Financial Officer and Secretary (Principal
                  Executive, Financial and Accounting Officer and Duly Authorized
                  Officer)
2
INDEX
        TO EXHIBITS
Exhibit
No.
Description
99.1
Press
                  Release, dated July 25, 2005, of CoSine Communications,
                  Inc.