NEW YORK (CNN/Money) - Technology issues barely squeezed into positive territory Tuesday as investors continued to digest a heavy stream of earnings.

According to preliminary reports, the Nasdaq composite moved 3.06 higher to 2,066.21. The Philadelphia semiconductor index edged 2.52 higher to 508.53, while the Amex technology index rose 5.14 to 742.25.

Cisco Systems (CSCO: Research, Estimates), the world's largest maker of equipment that directs Internet traffic, finished marginally higher to $26.41 on the Nasdaq ahead of its quarterly earnings announcement.

The San Jose, Calif.-based company reported earnings of $1.3 billion, or 18 cents a share, excluding an accounting charge of eight cents per share, compared to earnings of $1.1 billion, or 15 cents a share, in the same period a year ago, excluding charges.

Revenue rose to $5.4 billion from $4.7 billion in the year-ago quarter. They also rose 5.8 percent from the previous quarter.

Analysts were expecting Cisco to post a second-quarter profit before one-time items of 17 cents a share on sales of $5.29 billion, according to Reuters Research.

Chinese Internet media firm Sohu.com Inc. (SOHU: Research, Estimates) reported a robust fourth-quarter net profit, but its revenue came in at the low end of its own forecast, causing its shares to plummet 19.8 percent to $30.41 on Nasdaq.

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Net profit rose to $11.57 million, or 28 cents per share, compared with $1.93 million, or 5 cents per share, in the a year-ago quarter.

Revenues rose 132 percent during the quarter to $24.6 million but fell on the short end of Sohu's $24.3 million to $25.7 million forecast.

Shares of NetManage Inc. (NETM: Research, Estimates) bounced nearly 39 percent to $8.74 on the Nasdaq after the software firm released its fourth-quarter results.

The company earned $2.1 million, or 23 cents per share, on revenues of $13.3 million. In the year-ago quarter, NetManage posted a $6.3 million, or 72 cents per share, net loss.

ActivCard Corp. (ACTI: Research, Estimates) shares suffered from a 14 percent drop to $6.15 on the Nasdaq following news that its Chief Executive Officer George Garrick resigned amid disagreements with the board of directors about strategic direction.

JP Morgan lowered its rating on the stock to "underweight" following the news.  

--from staff and wire reports