Avaya IP Telephony Implementation Guide ABSTRACT This document gives implementation guidelines for the Avaya MultiVantage™ Communications App
KW Avaya IP Telephony Implementation Guide 10Multi-Connect H.225 - RAS & Q.931 signalingIPAdjunct Location Medium/Large Enterprise - Main L
KW Avaya IP Telephony Implementation Guide 11IP-Connect Medium/Large EnterpriseDCPAnalogto PSTNIPIPEnterpriseIP Networks8700 s8700IPIPCCMS over
KW Avaya IP Telephony Implementation Guide 12Multi-Connect with Remote G700/G350/G250 Gateways CCMS and bearer over TDM or ATMbackup H.248H.225
KW Avaya IP Telephony Implementation Guide 13IP-Connect with Remote G700/G350/G250 Gateways Medium/Large EnterpriseDCPAnalogto PSTNIPIPEnterpri
KW Avaya IP Telephony Implementation Guide 14Trunks PSTNPublic SwitchVendor X PBXAnalogS8300 / G700S8700DEFINITY SystemDCPI PPublic SwitchPubli
KW Avaya IP Telephony Implementation Guide 151.3 VoIP Protocols and Ports The following figure illustrates the protocol stacks relevant to VoI
KW Avaya IP Telephony Implementation Guide 162 IP Network Guidelines This section gives general guidelines and addresses several issues relate
KW Avaya IP Telephony Implementation Guide 17This 50-second delay is not necessary and not desired on ports connected to IP hosts (non-network
KW Avaya IP Telephony Implementation Guide 18100/full 100/full 100/full stable. Typical configuration for server connections and uplinks bet
KW Avaya IP Telephony Implementation Guide 19G.711 20-ms call over Ethernet = 90.4kbps G.711 30-ms call over Ethernet = 81.6kbps G.726 20-ms ca
KW Avaya IP Telephony Implementation Guide 2All information in this document is subject to change without notice. Although the information is
KW Avaya IP Telephony Implementation Guide 20suppose the MTU on an interface is set to 100 bytes, which is an extremely low value. The 20-ms G
KW Avaya IP Telephony Implementation Guide 21CoS mechanisms, they are inherently used to identify specific traffic and can be used much like Co
KW Avaya IP Telephony Implementation Guide 22Cisco calls the “native VLAN.” Some Ethernet switches do not properly interpret VID 0, in which c
KW Avaya IP Telephony Implementation Guide 23DSCP Type of Serviceoctet octet octet octet32 bitsIdentifierTime to LiveOptions and PaddingSource
KW Avaya IP Telephony Implementation Guide 24Figure 16: Compare DSCP w/ original ToS Ideally any DSCP value would map directly to a Precedence
KW Avaya IP Telephony Implementation Guide 25L3 Packet Size WAN Link Speed 64 bytes 128 bytes 256 bytes 512 bytes 1024 bytes 1500 bytes 56
KW Avaya IP Telephony Implementation Guide 26policies are implemented on WAN links, the following very general points for Cisco routers are off
KW Avaya IP Telephony Implementation Guide 273 Guidelines for Avaya Servers and Gateways This section gives guidelines for Avaya servers and g
KW Avaya IP Telephony Implementation Guide 28The web admin screen has a pull-down menu for the various speed/duplex settings. This pull-down m
KW Avaya IP Telephony Implementation Guide 29server and must be activated. An LSP does not accept station registrations or assume call process
KW Avaya IP Telephony Implementation Guide 3Foreword Several benefits are motivating companies to transmit voice communications over packet net
KW Avaya IP Telephony Implementation Guide 30Like the P330 inband management interface, the MGP should be thought of as a host on the P330 L2 s
KW Avaya IP Telephony Implementation Guide 31consumed by the other components is negligible. Therefore, a single 100M uplink from EXT1 or EXT2
KW Avaya IP Telephony Implementation Guide 32General Guidelines Related to Gateways The MGC List, Transition Point, and Primary Search Time mus
KW Avaya IP Telephony Implementation Guide 33common practice primarily due to business impact of the adjunct and the consequent need to isolate
KW Avaya IP Telephony Implementation Guide 34The maximum MedPro throughput is 5.8Mbps for 64 G.711 20-ms calls. The maximum MR320 throughput i
KW Avaya IP Telephony Implementation Guide 35standby TN2602 occurs, a negotiation between TN2602s to determine which TN2602 is active and which
KW Avaya IP Telephony Implementation Guide 36adjust the jitter tolerance (not related to audio jitter) on Cisco switches. The CatOS global com
KW Avaya IP Telephony Implementation Guide 37ip-interface Options are change, display, and list. This form is used to configure individual IP
KW Avaya IP Telephony Implementation Guide 38Larger packet size = less bandwidth Smaller packet size = more bandwidth Larger packet size
KW Avaya IP Telephony Implementation Guide 39The Authoritative Domain applies to Session Initiation Protocol (SIP) applications, which are not
KW Avaya IP Telephony Implementation Guide 4Avaya IP Telephony Implementation Guide Table of Contents 1 Introduction to VoIP and Avaya Produc
KW Avaya IP Telephony Implementation Guide 40 There are network address translation (NAT) options for direct IP-IP audio. Since Avaya Communic
KW Avaya IP Telephony Implementation Guide 41- IP phone registers with Communication Manager from data VLAN. - ip-network-map shows phone ass
KW Avaya IP Telephony Implementation Guide 42- Media Encryption: New to Avaya Communication Manager 2.1. This parameter permits media encrypt
KW Avaya IP Telephony Implementation Guide 43media-gateway Options are add, change, display, and list. This form is used to administer a G700/
KW Avaya IP Telephony Implementation Guide 44- H.248 media gateway control link between CLAN/S8300 and media gateway. - IP trunk between near
KW Avaya IP Telephony Implementation Guide 45SAT Troubleshooting Commands The following table lists some common SAT troubleshooting commands. s
KW Avaya IP Telephony Implementation Guide 464 Guidelines for Avaya 4600 Series IP Telephones This section covers some general information reg
KW Avaya IP Telephony Implementation Guide 47DHCP Option 176 Just the basics of DHCP option 176 are covered here. See the “4600 Series IP Tele
KW Avaya IP Telephony Implementation Guide 48DHCP Lease Duration A DHCP server gives out an IP address with a finite or infinite lease, and the
KW Avaya IP Telephony Implementation Guide 49the display. However, the following packets are exchanged: RAS-Gatekeeper Request (GRQ) from phon
KW Avaya IP Telephony Implementation Guide 53.1 ... S87xx/S8500 Servers...
KW Avaya IP Telephony Implementation Guide 50- TCP keepalive – The IP telephone sends TCP keepalive messages to the gatekeeper at a regular in
KW Avaya IP Telephony Implementation Guide 51The TCP and RAS keepalive algorithms are as follows. IP telephone TCP KA regular intrvl TCP KA re
KW Avaya IP Telephony Implementation Guide 52automatically, per the values configured in the ip-network-region form. The 802.1Q on/off instruc
KW Avaya IP Telephony Implementation Guide 53sent to a bad voice VLAN in a continuous loop. For cases where it is not preferable to operate on
KW Avaya IP Telephony Implementation Guide 54Distribution SwitchCore SwitchCore SwitchDistribution SwitchDistribution SwitchDistribution Switch
KW Avaya IP Telephony Implementation Guide 55recommended. Do not create a global option 176 string that would apply to every scope on a server
KW Avaya IP Telephony Implementation Guide 56- As of Avaya Communication Manager 1.3, the addresses of the LSPs (administered on the ip-networ
KW Avaya IP Telephony Implementation Guide 57Appendix A: VLAN Primer This appendix is primarily concerned with configurations that require the
KW Avaya IP Telephony Implementation Guide 58which is to have only two VLANs configured on a trunk port connected to an IP phone, so that broad
KW Avaya IP Telephony Implementation Guide 59 Note that setting a L2 priority is only useful if QoS is enabled on the Eth-switch. Otherwise, t
KW Avaya IP Telephony Implementation Guide 64.2 ... Connecting a PC to the Phone ...
KW Avaya IP Telephony Implementation Guide 60 set port vlan-binding-mode 1/5 static set port static-vlan 1/5 10 set port spantree disable 1/5
KW Avaya IP Telephony Implementation Guide 61 switchport trunk encapsulation dot1q switchport trunk native vlan 1005 switchport trunk allowe
KW Avaya IP Telephony Implementation Guide 62Appendix B: Cisco Auto-Discovery This appendix describes Cisco’s proprietary auto-discovery featur
KW Avaya IP Telephony Implementation Guide 63The remainder of this document focuses on auxiliaryvlan (CatOS), but voice vlan (IOS) operates on
KW Avaya IP Telephony Implementation Guide 64a port/native VLAN and an auxiliaryvlan. Just make the auxiliaryvlan the port/native VLAN on thes
KW Avaya IP Telephony Implementation Guide 65Appendix C: RTP Header Compression RTP header compression is a mechanism that reduces the protocol
KW Avaya IP Telephony Implementation Guide 66Win 98 withChariot Endpoint 2and SnifferNT withChariot Endpoint 1and SnifferCisco 1600Cisco 3600Pa
KW Avaya IP Telephony Implementation Guide 67Appendix D: Access List Guidelines This appendix gives guidelines for configuring access lists to
KW Avaya IP Telephony Implementation Guide 68Avaya devices ping other devices for various reasons. For example, C-LANs ping endpoints for mana
KW Avaya IP Telephony Implementation Guide 69Appendix E: Common IP Commands Cisco CatOS Switches set port speed <mod/port> ? set port du
KW Avaya IP Telephony Implementation Guide 71 Introduction to VoIP and Avaya Products This section provides a foundation to build upon for the
KW Avaya IP Telephony Implementation Guide 70Avaya P550/580 and P880/882 Switches show running-config show startup-config copy running-config s
KW Avaya IP Telephony Implementation Guide 71Appendix F: Sample QoS Configurations This appendix gives simple examples of configuring QoS on Ci
KW Avaya IP Telephony Implementation Guide 72This is an example of an ideal scenario where audio and H.323 and IPSI signaling are put in separa
KW Avaya IP Telephony Implementation Guide 73The preceding paragraphs are generalizations, and are not meant to imply a firm set of rules. Que
KW Avaya IP Telephony Implementation Guide 74Other Examples Example 3 Suppose that C-LANs 192.168.1.10 and .11 cannot mark their traffic (pre-C
KW Avaya IP Telephony Implementation Guide 75Appendix G: IP Trunk Bypass – TDM Fallback Q&A Q1: How does the IP trunk bypass (aka TDM fall
KW Avaya IP Telephony Implementation Guide 76See section 3.5, heading “trunk-group and signaling-group” for details on the LRQ feature that app
KW Avaya IP Telephony Implementation Guide 77No, the IP trunk has fixed termination points. If one of the points fails the IP trunk goes out o
KW Avaya IP Telephony Implementation Guide 78Appendix H: IPSI Signaling Bandwidth Requirements VoIP deployments require the provisioning of pr
KW Avaya IP Telephony Implementation Guide 79IPSI Call Signaling Packet Traffic0204060801001K 2.5K 5K 7.5K 10KBHCCKbps Provisioning for VoIP m
KW Avaya IP Telephony Implementation Guide 81.2 Avaya Server-Gateway and Trunk Architectures The following figures illustrate some common Avay
KW Avaya IP Telephony Implementation Guide 80 The following table summarized IPSI signaling bandwidth requirements. BHCC Ethernet PPP MLPPP
KW Avaya IP Telephony Implementation Guide 81[3] Cisco Systems, Inc., “Configuring Compressed Real-Time Protocol,” www.cisco.com, July 2002. [
KW Avaya IP Telephony Implementation Guide 9IP-enabled DEFINITY System H.225 - RAS & Q.931 signalingIPAdjunct Location Medium/Large Enterpr
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