JOINT FILING AGREEMENT
Exhibit
99.1
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
December 31, 2007 (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.
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Dated:
December 31, 2007
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STEEL PARTNERS II, L.P. | ||
| By: |
Steel
Partners II GP LLC
General
Partner
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By:
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/s/ Xxxxxx Xxxxxxx | ||
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Xxxxxx
Xxxxxxx
as
Attorney-In-Fact for Xxxxxx X. Xxxxxxxxxxxx,
Managing
Member
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STEEL
PARTNERS II GP LLC
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By:
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/s/ Xxxxxx Xxxxxxx | ||
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Xxxxxx
Xxxxxxx
as
Attorney-In-Fact for Xxxxxx X.
Xxxxxxxxxxxx,
Managing
Member
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STEEL
PARTNERS II MASTER FUND L.P.
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| By: |
Steel
Partners II GP LLC
General
Partner
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By:
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/s/ Xxxxxx Xxxxxxx | ||
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Xxxxxx
Xxxxxxx
as
Attorney-In-Fact for Xxxxxx X.
Xxxxxxxxxxxx,
Managing
Member
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STEEL
PARTNERS LLC
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By:
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/s/ Xxxxxx Xxxxxxx | ||
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Xxxxxx
Xxxxxxx
as
Attorney-In-Fact for Xxxxxx
X. Xxxxxxxxxxxx,
Manager
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| /s/ Xxxxxx Xxxxxxx | |||
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XXXXXX
XXXXXXX
as
Attorney-In-Fact for Xxxxxx
X. Xxxxxxxxxxxx
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| /s/ Xxxx X. Xxxxxx | |||
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XXXX
X. XXXXXX
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XX
XXXXXX,
INC.
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By:
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/s/ Xxxx X. Xxxxxx | ||
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Xxxx
X. Xxxxxx
President
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J
XXXXXX,
INC.
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By:
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/s/ Xxxx X. Xxxxxx | ||
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Xxxx
X. Xxxxxx
President
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