Manuale d’uso / di manutenzione del prodotto 2600 del fabbricante Weed Eater
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1 Cisco IOS Release 12.2(2)XT and 12.2(8)T Cisco High-Density Analog Voice and Fax Network Module Feature History This document describes the Ci sco High-Density Analog V oice and Fax Netw ork Module (NM-HD A) in Cisco IOS Release 12.
Cisco High-Density Analog Voice and Fax Network Module Feature Overview 2 Cisco IOS Release 12.2(2)XT and 12.2(8)T Feature Overview The Cisco High-Density Analog V oice and Fax Netwo rk Module provi d.
Cisco High-Density Ana log Voice and Fax Netw ork Module Feature Overview 3 Cisco IOS Release 12.2(2)XT and 12.2(8)T Telephony Signaling Interfaces V oice ports on routers and access servers physically connect the router or access server to telephony devices such as telephon es, fax machines, PBXs, and (PSTN) central off ice (CO) switches.
Cisco High-Density Analog Voice and Fax Network Module Feature Overview 4 Cisco IOS Release 12.2(2)XT and 12.2(8)T FXO and FXS interf aces indicate on-hook or of f-hook status and the seizure of telephone lines b y one of two access signali ng methods: loop star t or ground start.
Cisco High-Density Ana log Voice and Fax Netw ork Module Feature Overview 5 Cisco IOS Release 12.2(2)XT and 12.2(8)T Supervisory tone disconn ect occurs when the connect e d switch prov ides a special tone to indicat e a change in call state.
Cisco High-Density Analog Voice and Fax Network Module Feature Overview 6 Cisco IOS Release 12.2(2)XT and 12.2(8)T Se veral dif ferent types of delay combine to mak e up the total end-to-end d elay associated wi th voi ce calls: • Propagation delay—Amount of time it takes t he data to physically tra vel ov er the media.
Cisco High-Density Ana log Voice and Fax Netw ork Module Feature Overview 7 Cisco IOS Release 12.2(2)XT and 12.2(8)T Normally , the defaults in ef fect are suff icient for most networks.
Cisco High-Density Analog Voice and Fax Network Module Feature Overview 8 Cisco IOS Release 12.2(2)XT and 12.2(8)T Restrictions The follo wing features not supported at this time: • AT M S V C • SAS signaling Supported High-Complexity Codecs • G.
Cisco High-Density Ana log Voice and Fax Netw ork Module Supported Platforms 9 Cisco IOS Release 12.2(2)XT and 12.2(8)T Related Documents For informat ion about installing v oice network modules and v.
Cisco High-Density Analog Voice and Fax Network Module Supported Standards, MIBs, and RFCs 10 Cisco IOS Release 12.2(2)XT and 12.2(8)T Ta b l e 2 lists the hardware platforms that support this feature, and th e re leases in which the feature was first sup ported.
Cisco High-Density Ana log Voice and Fax Netw ork Module Configuration Tasks 11 Cisco IOS Release 12.2(2)XT and 12.2(8)T Configuration Tasks See the follo wing sections for conf iguration tasks for this fe ature.
Cisco High-Density Analog Voice and Fax Network Module Configuration Tasks 12 Cisco IOS Release 12.2(2)XT and 12.2(8)T Step 4 Router(config-voiceport)# ring frequency { 25 | 50 } (FXS only) Selects the ri ng frequ ency , in hertz (HZ), used on the FXS interface.
Cisco High-Density Ana log Voice and Fax Netw ork Module Configuration Tasks 13 Cisco IOS Release 12.2(2)XT and 12.2(8)T Configuring Voice Activity Detection (VAD) V oice activity detecti on (V AD) is conf igured on dial peers; by def ault it is enabled.
Cisco High-Density Analog Voice and Fax Network Module Configuration Tasks 14 Cisco IOS Release 12.2(2)XT and 12.2(8)T Configuring Disconnect Supervision Commands PBX and PSTN switches use several dif ferent method s to indicate that a call s hould be disconnected because one or both parties ha ve hung up.
Cisco High-Density Ana log Voice and Fax Netw ork Module Configuration Tasks 15 Cisco IOS Release 12.2(2)XT and 12.2(8)T T o change parameters related to disconnect supervis io n, use the follo wing c.
Cisco High-Density Analog Voice and Fax Network Module Configuration Tasks 16 Cisco IOS Release 12.2(2)XT and 12.2(8)T Configuring FXO Supervisory Disconnect Tone Commands T o create a voice class tha.
Cisco High-Density Ana log Voice and Fax Netw ork Module Configuration Tasks 17 Cisco IOS Release 12.2(2)XT and 12.2(8)T Step 10 Router(config-voice-class)# cadence-list cadence-id cycle-1-on-time cyc.
Cisco High-Density Analog Voice and Fax Network Module Configuration Tasks 18 Cisco IOS Release 12.2(2)XT and 12.2(8)T Configuring Timeouts Commands T o change timeouts parameters, use the follo wing .
Cisco High-Density Ana log Voice and Fax Netw ork Module Configuration Tasks 19 Cisco IOS Release 12.2(2)XT and 12.2(8)T Timing Commands T o change timing parameters, use the follo wing commands as ap.
Cisco High-Density Analog Voice and Fax Network Module Configuration Tasks 20 Cisco IOS Release 12.2(2)XT and 12.2(8)T Voice Quality Tuning Commands The commands in this section conf igure parameters to improv e vo ice quality .
Cisco High-Density Ana log Voice and Fax Netw ork Module Configuration Tasks 21 Cisco IOS Release 12.2(2)XT and 12.2(8)T Configuring Echo Adjustment By design, echo cancellers are limited by the total amou nt of time the y wait for the reflected speech to be receiv ed, which is kno wn as an echo tr ail .
Cisco High-Density Analog Voice and Fax Network Module Configuration Tasks 22 Cisco IOS Release 12.2(2)XT and 12.2(8)T Verifying Analog Voice-Port Configurations After conf iguring the v oice ports on.
Cisco High-Density Ana log Voice and Fax Netw ork Module Configuration Tasks 23 Cisco IOS Release 12.2(2)XT and 12.2(8)T Step 6 T o verify the call status for all voice ports, use the show v oice call summary command .
Cisco High-Density Analog Voice and Fax Network Module Configuration Tasks 24 Cisco IOS Release 12.2(2)XT and 12.2(8)T T o troubleshoot specif ic areas of the high density analog network module, perform th e follo wing steps: • T o sho w messages from the D SP on the VPM to th e router , Use the debug vpm dsp .
Cisco High-Density Ana log Voice and Fax Netw ork Module Configuration Tasks 25 Cisco IOS Release 12.2(2)XT and 12.2(8)T Voice Port Testing Commands These commands allow you to force v oi ce ports into specif ic states for testing. They require the use of Cisco IOS Release 12.
Cisco High-Density Analog Voice and Fax Network Module Configuration Tasks 26 Cisco IOS Release 12.2(2)XT and 12.2(8)T Detector-Related Function Tests Using the test voice port detector command, you are able to force a particular detector int o an on or of f state, perform tests on the detector , and then return the detect or to its original state.
Cisco High-Density Ana log Voice and Fax Netw ork Module Configuration Tasks 27 Cisco IOS Release 12.2(2)XT and 12.2(8)T Tone Injection Tests T o inject a test tone into a v oice port, use the follow .
Cisco High-Density Analog Voice and Fax Network Module Configuration Tasks 28 Cisco IOS Release 12.2(2)XT and 12.2(8)T Fax/Voice Mode Tests The test voic e port switch fax comman d forces a vo ice port into fax m ode for testing.
Cisco High-Density Ana log Voice and Fax Netw ork Module Configuration Example s 29 Cisco IOS Release 12.2(2)XT and 12.2(8)T Configuration Examples This section pro vides the following v oice port con.
Cisco High-Density Analog Voice and Fax Network Module Configuration Examples 30 Cisco IOS Release 12.2(2)XT and 12.2(8)T Analog FXS Voice Port Example The follo wing e xample sho ws analog FXS outpu .
Cisco High-Density Ana log Voice and Fax Netw ork Module Command Reference 31 Cisco IOS Release 12.2(2)XT and 12.2(8)T Command Reference This section documents pre viously undocumented commands. All o ther commands used with this feature are documented in the Cisco IOS Re lease 12.
Cisco High-Density Analog Voice and Fax Network Module debug dspapi 32 Cisco IOS Release 12.2(2)XT and 12.2(8)T debug dspapi T o enable debuggin g for Digital Signal Proce ssor ( DSP) Application Pr ogramming Interface (API) message ev ents, use the debug dspapi command in EXEC mode.
Cisco High-Density Ana log Voice and Fax Netw ork Module debug dspapi 33 Cisco IOS Release 12.2(2)XT and 12.2(8)T Related Commands Com ma nd Des cr ipt io n debug hpi Enables deb ugging for Host Port Interface (HPI) message e vents.
Cisco High-Density Analog Voice and Fax Network Module debug hpi 34 Cisco IOS Release 12.2(2)XT and 12.2(8)T debug hpi T o enable debugging for Host Port In terface (HPI) message e vents, use the deb ug hpi command in EXEC mode. T o reset the default v alue for this feature, use the no form of this command.
Cisco High-Density Ana log Voice and Fax Netw ork Module voice-port 35 Cisco IOS Release 12.2(2)XT and 12.2(8)T voice-port T o enter voice-port conf iguration mode, use the voice - port command in global conf iguration mode.
Cisco High-Density Analog Voice and Fax Network Module voice-po rt 36 Cisco IOS Release 12.2(2)XT and 12.2(8)T Related Commands Com ma nd De scr ipt io n dial - peer voi ce Enters dial-peer configuration mode and specifies the method of voice encapsul ation.
Cisco High-Density Ana log Voice and Fax Netw ork Module Glossar y 37 Cisco IOS Release 12.2(2)XT and 12.2(8)T Glossary AT M —Asynchronous T ransport Mode. adaptive ji tter buffering —adapti ve jitter b uffer intelligent ly balances delay and pack et loss through the gate way for maximum call clarity and qu ality .
Cisco High-Density Analog Voice and Fax Network Module Glossary 38 Cisco IOS Release 12.2(2)XT and 12.2(8)T.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Weed Eater 2600 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Weed Eater 2600 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Weed Eater 2600 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Weed Eater 2600 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Weed Eater 2600, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Weed Eater 2600.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Weed Eater 2600. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Weed Eater 2600 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
