3Com PathBuilder S200 Series Manual
Summary of PathBuilder S200 Series
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3com ® corporation pathbuilder ™ s200 series switch voice over ip.
Page 2: Notice
Notice © 1998 3com corporation 5400 bayfront plaza santa clara, ca 95052-8145 (408) 326-5000 all rights reserved. Printed in u.S.A. Portions reprinted with the permission of motorola, inc. Restricted rights notification for u.S. Government users the software (including firmware) addressed in this ma...
Page 3: Notice (Continued)
Notice (continued) proprietary material information and software in this document are proprietary to 3com (or its suppliers) and without the express prior permission of an officer of 3com, may not be copied, reproduced, disclosed to others, published, or used, in whole or in part, for any purpose ot...
Page 5: Voice Over Ip
Voice over ip 1 voice over ip overview introduction this document describes the voice over ip (voip) feature for 3com’s pathbuilder s200 series switch products. Note parameters and applications for voice traffic are discussed in the manual. For information on sotcp and serial data applications, refe...
Page 6: About Voice Over Ip (Voip)
2 voice over ip about voice over ip (voip) about voice over ip (voip) what is voip? Pathbuilder s200 series switch products support voice over ip (voip) to provide termination and encapsulation of voice and fax traffic for transport over an ip network (see to figure 1). 3com’s proprietary protocol, ...
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Voice over ip 3 t0008-48/b revision 5.2 about voice over ip (voip) network topology introduction this section describes a typical network topology for the application of voip. Network topology figure 2 illustrates a typical network topology for voice traffic. Figure 2. Example network topology node ...
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4 voice over ip about voice over ip (voip) sotcp operation introduction this section describes the operation of sotcp protocol. Sotcp provides the encapsulation method for carrying voice traffic over an ip network. Sotcp packet format the sotcp protocol terminates voice traffic received from a voice...
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Voice over ip 5 t0008-48/b revision 5.2 about voice over ip (voip) establishing a call introduction this section describes call establishments. Figure 4 shows the packets exchanged for session and connection establishment and finally, voice transfer. Figure 4. Session and connection establishment vo...
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6 voice over ip about voice over ip (voip) establishing a session before voice traffic can pass between the voice ports over the network, the source ip must establish a tcp and udp session with the destination ip node. Each session is uniquely identified by a source ip address, destination ip addres...
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Voice over ip 7 t0008-48/b revision 5.2 about voice over ip (voip) data transfer the sotcp protocol attaches the 3 or 4-byte header to the packet. The sotcp protocol then sends voice packets over the udp channel. 3 sotcp internal call accept once the destination ip node receives the acp call accept ...
Page 12: Voip Applications
8 voice over ip voip applications voip applications introduction this section describes typical applications of voip and the benefits of implementing voice over an ip network. Applications voip can be used to provide cost effective, long distance phone services over the ip network. Figure 5 illustra...
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Voice over ip 9 t0008-48/b revision 5.2 voip applications example voip configuration introduction this section shows an example of how to configure voip. Figure 8 illustrates how two pathbuilder s24x, 26x, and 27x switches can support long distance telephone service between a small branch office and...
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10 voice over ip voip applications configuration figure 9 shows the parameters configured for each pathbuilder s200 series switch. Figure 9. Configurable parameters to support voip voice port configuration port number: 31 port type: voice interface type:fxs signalling type: 1 e lead filter: disable ...
Page 15: Configuring Voip
Voice over ip 11 t0008-48/b revision 5.2 configuring voip configuring voip introduction these sections describe how to configure the voip option. The parameters for the voip option are specified in three records: • “sotcp parameters” on page 12. • “route selection table parameters” on page 15. • “so...
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12 voice over ip configuring voip sotcp parameters navigating the ctp figure 10 shows the ctp path to the sotcp specific parameters. Figure 10. Sotcp parameters sotcp parameter descriptions the sotcp parameter record contain these parameters: node: address: date: time: menu: main logout examine : : ...
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Voice over ip 13 t0008-48/b revision 5.2 configuring voip maximum number of tcp sessions range 1 to 40 default 1 description specifies the maximum number of tcp sessions allowed through sotcp. Once the maximum number is reached, no more sessions will be established and the “sotcp-no more tcp session...
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14 voice over ip configuring voip serial connection establishment timeout range 1 to 200. Specified in 50 ms increments. Default 100 description specifies the time sotcp waits for connection establishment with the serial device. When a node receives a call request from a source node, the sotcp will ...
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Voice over ip 15 t0008-48/b revision 5.2 configuring voip route selection table parameters parameters these route selection table parameters should be configured: note a table boot is required for changes to these parameters to take affect. Entry number range 1 to 16 default 1 description specifies ...
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16 voice over ip configuring voip sotcp map table parameters navigating the ctp figure 11 shows the ctp path to the sotcp map parameters. Figure 11. Sotcp map table parameters node: address: date: time: menu: main logout examine : : configure node: address: date:1 time: menu: configure node port con...
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Voice over ip 17 t0008-48/b revision 5.2 configuring voip parameters these sotcp map table parameters should be configured: note a node boot is required for changes to these parameters to take affect. Entry number range 1 to 32 for pathbuilder s21x switch 1 to 64 for pathbuilder s24x, 26x, and 27x s...
Page 22: Statistics
18 voice over ip statistics statistics introduction this section describes the statistics available for the sotcp option. Types of statistics you can generate these statistics: • sotcp statistics • detailed sotcp statistics navigating the ctp figure 12 shows the ctp path to the sotcp statistics. Fig...
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Voice over ip 19 t0008-48/b revision 5.2 statistics sotcp statistics example figure 13 shows the sotcp statistics screen. Figure 13. Sotcp statistics description this table describes the screen attributes shown in figure 13. Node: address: date: time: sotcp statistics page 1 of 1 transaction summary...
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20 voice over ip statistics sotcp detailed statistics example figure 14 shows the detailed sotcp statistics screen. Figure 14. Sotcp detailed statistics description this table describes the screen attributes shown in figure 14. Node: nodename address: blank date: time: sotcp detailed statistics page...
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Voice over ip 21 t0008-48/b revision 5.2 statistics status specifies the current state of the session. Status messages include: • start • idle • wait hdr • wait data • abort the values mentioned apply to connection status. Udp port number specifies the local port number when a voice svc is present. ...
Page 27: Appendix A
Technical support a-1 appendix a technical support 3com provides easy access to technical support information through a variety of services. This appendix describes these services. Information contained in this appendix is correct at time of publication. For the very latest, 3com recommends that you...
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A-2 technical support 3com bulletin board service the 3com bbs contains patches, software, and drivers for 3com products. This service is available through analog modem or digital modem (isdn) 24 hours a day, 7 days a week. Access by analog modem to reach the service by modem, set your modem to 8 da...
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Technical support a-3 if you are unable to contact your network supplier, see the following section on how to contact 3com. Support from 3com if you are unable to obtain assistance from the 3com online technical resources or from your network supplier, 3com offers technical telephone support service...
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A-4 technical support returning products for repair before you send a product directly to 3com for repair, you must first obtain a return materials authorization (rma) number. Products sent to 3com without rma numbers will be returned to the sender unopened, at the sender’s expense. To obtain an rma...
Page 31: Index
Index index-1 numerics 3com bulletin board service (3com bbs) a-2 3com url a-1 3comfacts a-2 a applications 2 , 8 b bulletin board service a-2 c call establishment 5 configuration example 9 parameters 11 sequence 9 voice port 9 d data transfer 7 destination ip node 3 e encapsulation mechanism 2 f fa...