This guide shows programmers and administrators how to implement, program and administer VOIP systems using open source tools instead of more expensive options.
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This guide shows programmers and administrators how to implement, program and administer VOIP systems using open source tools instead of more expensive options.
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Add this copy of Practical Voip Using Vocal to cart. $3.87, very good condition, Sold by HPB-Movies rated 5.0 out of 5 stars, ships from Dallas, TX, UNITED STATES, published 2002 by O'Reilly Media.
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Very good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority!
Add this copy of Practical Voip Using Vocal: Mgcp, H.323, Sip, Rtp, Cops to cart. $4.79, very good condition, Sold by HPB Inc. rated 4.0 out of 5 stars, ships from Dallas, TX, UNITED STATES, published 2002 by O'Reilly Media.
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Very good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority!
Add this copy of Practical Voip Using Vocal: Mgcp, H.323, Sip, Rtp, Cops to cart. $5.99, very good condition, Sold by HPB-Ruby rated 4.0 out of 5 stars, ships from Dallas, TX, UNITED STATES, published 2002 by O'Reilly Media.
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Seller's Description:
Very good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority!
Add this copy of Practical Voip Using Vocal: Mgcp, H.323, Sip, Rtp, Cops to cart. $32.79, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2002 by O'Reilly Media.
