SECURITIES AND EXCHANGE COMMISSION
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K
FORM 8‑K
CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
	April 19, 2012
	May 21, 2012
Date of Report (date of earliest event reported)
AVISTAR COMMUNICATIONS CORPORATION
(Exact name of Registrant as specified in its charter)
Delaware		000-31121	88-0463156
(State or other jurisdiction of incorporation)		(Commission File Number)	(I.R.S. Employer Identification Number)
	1875 S. Grant Street, 10th Floor, San Mateo, California 94402
	1855 S. Grant Street, 4th Floor, San Mateo, California 94402
(Address of principal executive offices)
(Address of principal executive offices, including zip code)
	(650) 525-3300
(Registrant's telephone number, including area code)
Not Applicable
(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: oWritten communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) oSoliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) oPre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) oPre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
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: oWritten communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) oSoliciting material pursuant to Rule 14a‑12 under the Exchange Act (17 CFR 240.14a‑12) oPre-commencement communications pursuant to Rule 14d‑2(b) under the Exchange Act (17 CFR 240.14d‑2(b)) oPre-commencement communications pursuant to Rule 13e‑4(c) under the Exchange Act (17 CFR 240.13e‑4(c))

~~Item~~Section ~~2.02~~1 ~~Results~~- ofRegistrant's ~~Operations~~Business and ~~Financial Condition.~~Operations

OnItem ~~April~~1.01 ~~19,~~Entry ~~2012,~~into ~~Avistar Communications Corporation (“Avistar”) issued~~ a ~~press~~Material ~~release~~Definitive ~~discussing its financial performance for the first quarter March 31, 2012. A copy of the press release is attached hereto as Exhibit 99.1.~~Agreement

~~The~~On ~~attached~~May ~~press~~21, ~~release~~2012, ~~includes~~Avistar aCommunications ~~discussion~~Corporation of("Avistar"), ~~“adjusted~~as ~~EBITDA”~~borrower, aentered ~~non-GAAP~~into ~~financial~~an ~~measure~~amendment ~~that~~to ~~Avistar~~the ~~defines~~third asamended ~~earnings~~and ~~before~~restated ~~net~~revolving ~~interest,~~credit ~~income~~promissory ~~taxes,~~note ~~depreciation,~~agreement ~~and~~(the ~~amortization,~~"Amendment") aswith ~~further~~JP ~~adjusted~~Morgan ~~for~~Chase ~~stock-based~~Bank, ~~compensation~~N.A. ~~Avistar~~(the ~~believe~~"Bank"), ~~adjusted~~as ~~EBITDA~~lender. The isAmendment ~~relevant~~relates ~~and useful information~~ to ~~its~~that ~~investors~~certain ascredit ~~this~~facility ~~measure~~previously isdescribed anin ~~integral part of~~ Avistar’'s ~~internal~~Current ~~management~~Report ~~reporting~~on ~~and~~Form ~~planning~~8-K ~~process~~filed ~~and~~with isthe aSecurities ~~primary~~and ~~measure~~Exchange ~~used~~Commission ~~by Avistar management to evaluate~~ (the ~~operating~~"SEC") ~~performance~~on ofDecember ~~Avistar’s~~23, ~~business~~2011. The ~~This~~third ~~non-GAAP~~amended ~~measure~~and ~~should~~restated berevolving ~~considered~~credit inpromissory ~~addition~~note toagreement ~~results~~(the ~~prepared~~"Agreement") inprovided ~~accordance~~a ~~with~~maximum ~~GAAP,~~line ~~but~~of ~~should~~credit ~~not~~facility beamount ~~considered~~of a$8.0 ~~substitute~~million ~~for,~~from orDecember ~~superior to~~22, ~~GAAP~~2011 ~~results.~~through Inand ~~addition,~~including ~~Avistar’s~~March ~~definition~~13, of2012, ~~adjusted~~and ~~EBITDA~~then ~~may~~a ~~not~~reduced bemaximum ~~comparable~~line toof ~~the~~credit ~~definitions~~facility asof ~~reported by other companies~~$6.0 Amillion ~~reconciliation~~from ofand ~~this~~after ~~non-GAAP~~March ~~measure~~14, to2012 ~~GAAP~~through ~~can be found following~~ the ~~text~~maturity ofdate ~~the~~on ~~press~~December ~~release~~22, 2012.

The ~~information~~primary inpurpose ~~this~~of ~~Form 8-K and~~ the ~~exhibit~~Amendment ~~attached~~was ~~hereto~~to ~~shall~~modify ~~not~~the bemaximum ~~deemed~~line ~~“filed” for purposes~~ of ~~Section~~credit 18facility ofamount for the ~~Securities~~entire ~~Exchange~~period ~~Act~~from ofMay ~~1934~~21, as2012 ~~amended,~~through (the ~~“Exchange~~maturity ~~Act”)~~date ~~or otherwise subject~~ to ~~the~~$7.0 ~~liabilities~~million. As of ~~that~~May ~~section~~21, ~~nor~~2012, ~~shall~~the ittotal beprincipal ~~deemed~~amount ~~incorporated~~borrowed by ~~reference~~Avistar ~~in any filing~~ under the ~~Securities~~credit ~~Act~~facility ofwas ~~1933,~~$6.0 ~~as amended, or the Exchange Act, regardless of any general incorporation language in such filing~~million.

~~Item~~The ~~9.01 Financial~~foregoing ~~Statements~~description does not purport to be complete and ~~Exhibits~~is qualified in its entirety by the terms and conditions of the Amendment, which is expected to be filed as an exhibit to Avistar's Quarterly Report on Form 10-Q for the quarter ending June 30, 2012.

(d) Exhibits

Exhibit No.	Description
99.1	Press Release of Avistar Communications Corporation dated April 19, 2012.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this Report to be signed on its behalf by the undersigned hereunto duly authorized.

	AVISTAR COMMUNICATIONS CORPORATION
Date: April 19, 2012	By:	/s/Elias MurrayMetzger
Date: May 23, 2012	By:	/s/ Elias MurrayMetzger
		Elias MurrayMetzger
		Chief Financial Officer, Chief Administrative Officer and Corporate Secretary

EXHIBIT INDEX

Exhibit No.	Description
99.1	Press Release of Avistar Communications Corporation dated April 19, 2012.

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