Exhibit 99.1

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13D dated January 5, 2009 (including amendments thereto) with respect to the Common Stock of CoSine Communications, Inc.  This Joint Filing Agreement shall be filed as an Exhibit to such Statement.

Dated:  January 5, 2009	STEEL PARTNERS II, L.P.
	By:	Steel Partners II GP LLC General Partner

By:	/s/ Sanford Antignas
	Sanford Antignas as Attorney-In-Fact for Warren G. Lichtenstein, Managing Member

STEEL PARTNERS II MASTER FUND L.P.
By:	Steel Partners II GP LLC General Partner

By:	/s/ Sanford Antignas
	Sanford Antignas as Attorney-In-Fact for Warren G. Lichtenstein, Managing Member

STEEL PARTNERS LLC
By:	/s/ Sanford Antignas
	Sanford Antignas as Attorney-In-Fact for Warren G. Lichtenstein, Manager

WEBFINANCIAL L.P.
By:	Steel Partners II GP LLC General Partner

By:	/s/ Sanford Antignas
	Sanford Antignas as Attorney-In-Fact for Warren G. Lichtenstein, Managing Member

/s/ Sanford Antignas

SANFORD ANTIGNAS

as Attorney-In-Fact for Warren G. Lichtenstein

/s/ Jack L. Howard

JACK L. HOWARD

/s/ Terry R. Gibson

TERRY R. GIBSON

EMH HOWARD, LLC
By:	/s/ Jack L. Howard
	Jack L. Howard Managing Member

J HOWARD, INC.
By:	/s/ Jack L. Howard
	Jack L. Howard President